Fixing・Locating

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Number	SCSS-VR	SCSS-VF	SLEC-A	SLEC-A-EL	SLEC-B	SLEC-B-EL	BRPSS-S	BRPSS-N	BRPPS-S
Name	Clamping Set Screws with Ventilation Hole	Clamping Set Screws with Ventilation Hole	Clamping Screws with Eccentric Head	Clamping Screws with Eccentric Head	Clamping Screws（Guide type/Ferrosoferric Oxide Film）	Clamping Screws（Guide type/Electroless nickel plating）	Ball Rollers with Spring Plunger Function	Ball Rollers with Spring Plunger Function	Ball Rollers with Spring Plunger Function
Material	SUSXM7 (Equivalent to SUS304)	SUSXM7 (Equivalent to SUS304)	Steel	Steel	Steel	Steel	SUSXM7 (Equivalent to SUS304)	SUSXM7 (Equivalent to SUS304)	SUS304
Surface Treatment	-	-	Ferrosoferric Oxide Film (Black)	Electroless nickel plating	Ferrosoferric Oxide Film (Black)	Electroless nickel plating	-	-	-
Size	M5 ～ M10	M5 ～ M10	M3 ～ M12	M3 ～ M12	M3 ～ M8	M3 ～ M8	M5 ～ M16	M5 ～ M16	-
Length	8.6 ～ 36.7	8 ～ 35	6 ～ 24	6 ～ 24	-	-	12 ～ 25	12 ～ 25	14 ～ 21.5
Feature	For Fixing Full Ball	For Fixing Flat Ball	Standard Type High -Strength Fixing	Standard Type High -Strength Fixing	Guidance High -Strength Fixing	Guidance High -Strength Fixing	With Plunger Function	With Plunger Function Plastic Ball	With Plunger Function

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Number	BRPIN-N	BRPMS-S	PAF	PAFS	FP	MP	MPS	PSS	PSSS
Name	Ball Rollers with Spring Plunger Function	Ball Rollers with Spring Plunger Function	Miniature Ball Plunger	Miniature Ball Plunger (Made of Stainless Steel)	Miniature Ball Plunger - with Nylon Lock	Miniature Ball Plunger - with Nylon Lock	Miniature Ball Plunger (Made of Stainless Steel)	Small Plunger	Small Plunger
Material	Polyacetal	SUS304	Steel	Stainless Steel	Steel	Stainless Steel	Stainless Steel	-	-
Surface Treatment	-	-	-	-	-	-	-	Ferrosoferric Oxide Film (Black)	-
Size	-	M16 ～ M24	M3 ～ M16	M3 ～ M16	M2 ～ M16	M2 ～ M16	M2 ～ M16	M4 ～ M16	M4 ～ M16
Length	7.5 ～ 29	14 ～ 21.5	6 ～ 24	6 ～ 24	5 ～ 25	5 ～ 25	5 ～ 25	9 ～ 22	9 ～ 22
Feature	With Plunger Function Plastic With Drain Hole	With Plunger Function	Good Cost Performance	Good Cost Performance	Light load Spinning ball	Heavy-loaded Spinning ball	Spinning ball	Small Plunger	Small Plunger

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Number	PSP	PSP-N	PSPS	PSPS-N	PLP	SCS-R	SCS-R(INCH)	SCS-F-R	SCSS-R
Name	Short Stroke Plunger	Short Stroke Plunger	Short Stroke Plungers (Made of Stainless Steel)	Short Stroke Plungers (Made of Stainless Steel)	Long Stroke Plunger	Clamping Screw - Full Ball	Clamping Screws - Full Ball (Inch Thread)	Clamping Screw (Fine Screw Thread) - Full Ball	Clamping Screw - Full Ball
Material	Steel	Steel	Stainless Steel	Stainless Steel	Steel	Steel	Steel	Steel	Stainless Steel
Surface Treatment	-	-	-	-	-	Ferrosoferric Oxide Film (Black)	Ferrosoferric Oxide Film (Black)	Ferrosoferric Oxide Film (Black)	-
Size	M3 ～ M12	M5 ～ M12	M4 ～ M12	M4 ～ M12	M16 ～ M30	M3 ～ M16	-	M6 ～ M12	M3 ～ M16
Length	10 ～ 43	20 ～ 30	15 ～ 30	15 ～ 30	50 ～ 70	5.2 ～ 53.3	0.26 ～ 1.575	10.8 ～ 42	5.2 ～ 53.3
Feature	Pin Plunger with Vibration Resistant Treatment	Light load	Pin Plungers	Pin Material Plastic	Long Stroke	Complete Ball Type	Full Ball Type Inch Thread	Fine Pitch Screw / Complete Ball Type	Complete Ball Type

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Number	SCSS-R(INCH)	SCS-N	SCS-BR	SCSS-CE	SCS-F	SCS-F(INCH)	SCS-F-F	SCSS-F	SCSS-F(INCH)
Name	Clamping Screws - Full Ball (Inch Thread)	Clamping Screw - Special Material Full Ball	Clamping Screw - Special Material Full Ball	Clamping Screw - Special Material Full Ball	Clamping Screw - Flat Ball	Clamping Screws - Flat Ball (Inch Thread)	Clamping Screw (Fine Screw Thread) - Flat Ball	Clamping Screw - Flat Ball	Clamping Screws - Flat Ball (Inch Thread)
Material	Stainless Steel	Steel	Steel	Stainless Steel	Steel	Steel	Steel	Stainless Steel	Stainless Steel
Surface Treatment	-	Ferrosoferric Oxide Film (Black)	Ferrosoferric Oxide Film (Black)	-	Ferrosoferric Oxide Film (Black)	Ferrosoferric Oxide Film (Black)	Ferrosoferric Oxide Film (Black)	-	-
Size	-	M3 ～ M6	M4 ～ M6	M4 ～ M12	M4 ～ M16	-	M6 ～ M12	M4 ～ M16	-
Length	0.26 ～ 1.575	5.2 ～ 25.8	6.5 ～ 25.8	6.5 ～ 42	6 ～ 50	3/8" ～ 1-1/2"	10 ～ 40	6 ～ 50	3/8" ～ 1-1/2"
Feature	Full Ball Type Inch Thread	Complete Ball Type Plastic Ball	Complete Ball Type Brass Ball	Complete Ball Type Ceramics Ball	Flat Ball Type	Flat Ball Type Inch Thread	Fine Pitch Screw / Flat Ball Type	Flat Ball Type	Flat Ball Type Inch Thread

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Number	SCS-FB	SCSS-FB	SCS-GB	SCSS-GB	SCB-R	SCB-R(INCH)	SCBS-R	SCBS-R(INCH)	SCBS-CE
Name	Clamping Screw - Flat Ball - with Reversal Protection Mechanism	Clamping Screw - Flat Ball - with Reversal Protection Mechanism	Clamping Screw - Indented Ball - with Reversal Protection Mechanism	Clamping Screw - Indented Ball - with Reversal Protection Mechanism	Clamping Bolt - Full Ball	Clamping Bolts - Full Ball (Inch Thread)	Clamping Bolt - Full Ball	Clamping Bolts - Full Ball (Inch Thread)	Clamping Bolt - Ceramic Ball
Material	Steel	Stainless Steel	Steel	Stainless Steel	Steel	Steel	Stainless Steel	Stainless Steel	Stainless Steel
Surface Treatment	Ferrosoferric Oxide Film (Black)	-	Ferrosoferric Oxide Film (Black)	-	Ferrosoferric Oxide Film (Black)	Ferrosoferric Oxide Film (Black)	-	-	-
Size	M4 ～ M16	M4 ～ M16	M4 ～ M16	M4 ～ M16	M4 ～ M16	-	M4 ～ M16	-	M4 ～ M12
Length	6 ～ 50	6 ～ 50	6 ～ 50	6 ～ 50	10.5 ～ 83.3	0.52 ～ 2.075	10.5 ～ 83.3	0.52 ～ 2.075	10.5 ～ 82
Feature	Flat Ball Limited Swivel Type	Flat Ball Limited Swivel Type	Ratchet Ball Limited Swivel Type	Ratchet Ball Limited Swivel Type	Complete Ball Type	Full Ball Type Inch Thread	Complete Ball Type	Full Ball Type Inch Thread	Complete Ball Type Ceramics Ball

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Number	SCB-F	SCB-F(INCH)	SCBS-F	SCBS-F(INCH)	SCB-GB	SCBS-GB	SCB-FB	SCBS-FB	SADS-LC
Name	Clamping Bolt - Flat Ball	Clamping Bolts - Flat Ball (Inch Thread)	Clamping Bolt - Flat Ball	Clamping Bolts - Flat Ball (Inch Thread)	Clamping Bolt - Knurled Ball - with Reversal Prevention Mechanism	Clamping Bolt - Knurled Ball - with Reversal Prevention Mechanism	Clamping Bolt - Flat Ball - with Reversal Prevention Mechanism	Clamping Bolt - Flat Ball - with Reversal Prevention Mechanism	Screw Adaptor - Left-handed Threaded Type
Material	Steel	Steel	Stainless Steel	Stainless Steel	Steel	Stainless Steel	Steel	Stainless Steel	Stainless Steel
Surface Treatment	Ferrosoferric Oxide Film (Black)	Ferrosoferric Oxide Film (Black)	-	-	Ferrosoferric Oxide Film (Black)	-	Ferrosoferric Oxide Film (Black)	-	-
Size	M4 ～ M16	-	M4 ～ M16	-	M4 ～ M16	M4 ～ M16	M4 ～ M16	M4 ～ M16	-
Length	10 ～ 80	1/2" ～ 2"	10 ～ 80	1/2" ～ 2"	10 ～ 80	10 ～ 80	10 ～ 80	10 ～ 80	12 ～ 80
Feature	Flat Ball Type	Flat Ball Type Inch Thread	Flat Ball Type	Flat Ball Type Inch Thread	Ratchet Ball Limited Swivel Type	Ratchet Ball Limited Swivel Type	Flat Ball Limited Swivel Type	Flat Ball Limited Swivel Type	Left Hand Thread Type

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Number	SADS-RF	SADS-SD	SAD-FT	SADS-FT	SUB	SUS	SSB-A	SSB-B	SSBS-B
Name	Screw Adaptor - Fine Threaded Type	Screw Adaptor - Thread Size Conversion Type	Screw Adaptor - Long Threaded Type	Screw Adaptor - Long Threaded Type	Stopper Bolt with Urethane Pad	Stopper Screw with Urethane Pad	Stopper Bolt - Tip Sphere Type	Stopper Bolt - Head Sphere Type	Stopper Bolt - Head Sphere Type
Material	Stainless Steel	Stainless Steel	Steel	Stainless Steel	Steel	Steel	Steel	Steel	Stainless Steel
Surface Treatment	-	-	Trivalent chromate treatment	-	Nickel plating	Nickel plating	Ferrosoferric Oxide Film (Black)	Ferrosoferric Oxide Film (Black)	-
Size	M4 ～ M10	M4 ～ M10	M4 ～ M10	M4 ～ M10	M4 ～ M10	M4 ～ M10	M4 ～ M16	M3 ～ M16	M6 ～ M8
Length	12 ～ 80	12 ～ 80	40 ～ 120	40 ～ 120	15 ～ 50	10 ～ 60	10 ～ 80	10 ～ 80	30 ～ 50
Feature	Fine Screw Threaded Type	Thread Size Conversion Type	Continuous Thread Type	Continuous Thread Type	Urethane Pad	Urethane Pad	Positioning at a tip of Screw Sphericity Area is Heat-hardened	Positioning at Hex Head Hex Head is Heat-hardened	Positioning at Hex Head Hex Head is Heat-hardened

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Number	SAN-B	SANS-B	SPM	SAT	SRC	SRCS	SRF	SRFS	SHS
Name	Stopper Screw	Stopper Screw	Stop Pin	Adjust Bolt	Roller Chain Bolt	Roller Chain Bolt	Roller Chain Nut	Roller Chain Nut	Hexagon Stud Bolt
Material	Steel	Stainless Steel	Steel	Steel	Steel	Stainless Steel	Steel	Stainless Steel	Steel
Surface Treatment	Trivalent chromate treatment	-	Trivalent chromate treatment	Nickel plating	Ferrosoferric Oxide Film (Black)	-	Ferrosoferric Oxide Film (Black)	-	Ferrosoferric Oxide Film (Black)
Size	M4 ～ M16	M4 ～ M16	M3 ～ M12	M6 ～ M12	M2.5 ～ M20	M2.5 ～ M20	M6 ～ M20	M6 ～ M16	M4 ～ M16
Length	20 ～ 100	20 ～ 100	5 ～ 16	20 ～ 60	17.2 ～ 117	17.2 ～ 117	24 ～ 65	24 ～ 52	29.2 ～ 105
Feature	Fine Pitch Screw Sphericity Area is Heat-hardened	Fine Pitch Screw Sphericity Area is Heat-hardened	Used in combination with SSB/SAN Hex Head is Heat-hardened	Used in combination with SAK	Standardizing Right and Left Screw	Standardizing Right and Left Screw	Nut Type	Nut Type	Standardizing Right and Left Screw

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Number	STR	STRS	STB	SJN	SJNS	SPOS-A	SPOS-B	SHA-EL	SHAS
Name	Turn Buckle - Dedicated to Roller Chain	Turn Buckle - Dedicated to Roller Chain	Turn Buckle - General Purpose Male Screw Type	Joint Nut	Joint Nut	Spring Posts	Spring Posts	Hexagon Post	Hexagon Post
Material	Steel	Stainless Steel	Steel	Steel	Stainless Steel	Stainless Steel	Stainless Steel	Steel	Stainless Steel
Surface Treatment	Ferrosoferric Oxide Film (Black)	-	Ferrosoferric Oxide Film (Black)	Ferrosoferric Oxide Film (Black)	-	-	-	Electroless nickel plating	-
Size	-	-	M4 ～ M16	M2.5 ～ M20	M2.5 ～ M20	M3 ～ M6	M3 ～ M12	M3 ～ M8	M3 ～ M8
Length	-	-	-	20 ～ 105	20 ～ 105	10 ～ 40	15 ～ 70	15 ～ 150	15 ～ 150
Feature	Adjusting Chain Tension	Adjusting Chain Tension	Adjusting Chain Tension and Position of Slide	Used in combination with SRC	Used in combination with SRCS	For Extension Spring,Bore type	For Extension Spring,Groove type	Male Screw and Female Screw on the Opposite side	Male Screw and Female Screw on the Opposite side

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Number	SHB-EL	SHBS
Name	Hexagon Post	Hexagon Post
Material	Steel	Stainless Steel
Surface Treatment	Electroless nickel plating	-
Size	M3 ～ M8	M3 ～ M8
Length	15 ～ 150	15 ～ 150
Feature	Female Screw on Both side	Female Screw on Both side

Related products

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Number	PST	PSTS	PPW	PHL	BB	PJP	PJA	PJB	SBN
Name	Spring Stop	Spring Stop	Wrench for Pin Plunger	Plunger Holder	Ball Button	Locating Pin	Bushing for Locating Pin - Straight Type	Bushing for Locating Pin - Flange Type	Locating Block
Feature	Positioning Stopper	Positioning Stopper	Dedicated Wrench	Holder for use with Plunger	Used in combination with Plunger For Heavy Load	For Locating Parallel Pin	Used in combination with PJP	Used in combination with PJP	For fixing SSB

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Number	SAK-A	SAK-B
Name	Block for Adjust Bolt	Block for Adjust Bolt
Feature	Used in combination with SAT	Used in combination with SAT

Latest

Cleanroom Wash / Cleanroom Packing Service

For customers who want to remove impurities and dust from the surface of products

We will cleanroom wash and cleanroom pack products as desired.

Screw Length Adjustment Service

For customers who require screws of non-standard lengths

We can cut screws to your preferred length in 1 mm increments.

Plastic Screw Property

This page describes "Plastic Screw Properties" such as PEEK, PTFE (Teflon), PPS, PC (polycarbonate) and PP (polypropylene).

Small screws are required 【Compact / lightweight】

Introducing a rich lineup of miniature screws and precision screws.

Helpful Resources

Cleanroom Wash / Cleanroom Packing Service

Screw Length Adjustment Service

Advancements in Servomotor Coupling Technology

NEW！Wireless Positioning Units

Four advantages Wireless Positioning Units

Flexus【Muilti-Functional Machined Slotted Springs】

Designs and Examples of What NBK Can Create

Custom made

Special specifications

Customization & Environmental Report

Cleanroom Wash / Cleanroom Packing Service

Screw Length Adjustment Service

Advancements in Servomotor Coupling Technology

The Anti-Vibration Coupling with High Rigidity

Rotation shaft vibration must be suppressed 【Productivity increase】

Small screws are required 【Compact / lightweight】

Screws with high strength are required even in environments where steel cannot be used 【Compact / lightweight】

Advancements in Servomotor Coupling Technology

The Anti-Vibration Coupling with High Rigidity

Plastic Screw Property

Vol. 12 Back to Basics Series! Screw Reference Dimensions

Vol. 11 Back to Basics Series! Introducing Various Types of Screws

Hints for correctly using NBK products: Retractable revolving grip

Hints for correctly using NBK products: Set Collars

Hints for correctly using NBK products: Captive Series (relief-cut thread)

Hints for correctly using NBK products: Scale Plate (Half scale)

Only takes two minutes to understand! Wireless Positioning Unit (EPU-100・ EPC-100) Connection/Operating Method

Choosing the most suitable coupling

Choosing the most suitable coupling

Procedure of Selection

Procedure of Selection (Actuator)

Procedure of Selection

Flexus【Muilti-Functional Machined Slotted Springs】

Rotation shaft vibration must be suppressed 【Productivity increase】

Servomotor hunting must be suppressed 【Productivity increase】

Screws in places unreachable by hand need to be tightened 【Workability / maintenance】

Stainless steel screws must be prevented from galling / seizing 【Workability / maintenance】

Hints for correctly using NBK products: Retractable revolving grip

Countermeasures for screw loosening are required 【Safety / precautionary measures】

Theft / tampering countermeasures are required 【Safety / precautionary measures】

Improvement points for FA Devices【Drive Design】

Disturbances / vibrations must be suppressed 【Safety / precautionary measures】

Machining marks must be prevented 【Energy-saving / reduced work-hours】

Screws must be protected from chemicals 【Energy-saving / reduced work-hours】

Improvement points for FA Devices【Control Design】

Solving common issues with Machine Tools（Machining Center）

Improvement points for FA Devices【Unit Design】

Flexus【Muilti-Functional Machined Slotted Springs】

Improvement points for FA Devices【Drive Design】

Improvement points for FA Devices【Control Design】

Solving common issues with Medical Equipment（CT scan / MRI）

Solving common issues with Machine Tools（Machining Center）

Flexus【Muilti-Functional Machined Slotted Springs】

Hints for correctly using NBK products: Retractable revolving grip

Small screws are required 【Compact / lightweight】

Screws with high strength are required even in environments where steel cannot be used 【Compact / lightweight】

350% instantaneous maximum torque needs to be handled 【Compact / lightweight】

Flexus【Muilti-Functional Machined Slotted Springs】

NBK SPECIAL SCREWS

Designs and Examples of What NBK Can Create

Custom made

Special specifications

Flexus【Muilti-Functional Machined Slotted Springs】

Improved reproducibility of the main column / reference position is required 【High rigidity / high accuracy】

Solving common issues with Machine Tools（Machining Center）

Stable speed control of the raising / lowering shaft is required 【High rigidity / high accuracy】

Solving common issues with Semiconductor Manufacturing Equipment（Post-Process）

Flexus【Muilti-Functional Machined Slotted Springs】

Advancements in Servomotor Coupling Technology

The Anti-Vibration Coupling with High Rigidity

Plastic Screw Property

Hints for correctly using NBK products: Retractable revolving grip

Flexus【Muilti-Functional Machined Slotted Springs】

Advancements in Servomotor Coupling Technology

The Anti-Vibration Coupling with High Rigidity

Plastic Screw Property

Hints for correctly using NBK products: Retractable revolving grip

Flexus【Muilti-Functional Machined Slotted Springs】

Advancements in Servomotor Coupling Technology

The Anti-Vibration Coupling with High Rigidity

Vol. 9　Sudden Bolt "Delayed Fracture"