Captive Bolts (Screws) / Full Thread Screws
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-Streamlined Procurement: Most orders are dispatched from Philadelphia within one week.
-Many special screw specifications that typically require custom manufacturing elsewhere are available as standard items from NBK.
They reduce the risk of parts falling off and getting lost.
Ideal for bolts used to secure inspection covers that require frequent attachment and removal.

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| Part Name | Socket Head Cap Captive Screws - Electroless Nickel Plating | Socket Head Cap Captive Screws | Socket Head Cap Captive Screws and Retaining Washer Set | Flanged Socket Head Cap Captive Screws | Socket Head Cap Captive Screws with Low Profile | Socket Head Cap Captive Screws with Special Low Profile | Socket Head Cap Captive Screws with Small Head | Socket Head Cap Captive Screws with Ultra Low Small Head | Socket Head Cap Captive Screws - Cleanroom Washed & Packaged |
| Part Number | SSC-SNS-EL | SSC | SSC-SET | SSC-SFSS | SSCLS | SSCHS | SSC-SD | SSCHS-SD | SSC-UCL |
| Feature | High Strength Captive / Loss Prevention |
Standard Captive / Loss Prevention |
Standard Captive / Loss Prevention |
Flanged Captive/Loss Prevention |
Low Profile Captive / Loss Prevention |
Special Low Profile Captive / Loss Prevention |
Small Head Space-saving Captive / Loss Prevention |
Ultra Low Small Head Space-saving Captive / Loss Prevention |
Captive/ Loss Prevention Cleanroom Washed & Packaged |
| Price | From 4.29 USD | From 2.59 USD | From 25.98 USD | From 2.92 USD | From 3.90 USD | From 5.19 USD | From 4.64 USD | From 6.53 USD | From 3.10 USD |
| Material | Steel | SUSXM7 (Equivalent to SUS304) | SUSXM7 (Equivalent to SUS304) | SUSXM7 (Equivalent to SUS304) | SUSXM7 (Equivalent to SUS304) | SUSXM7 (Equivalent to SUS304) | SUSXM7 (Equivalent to SUS304) | SUSXM7 (Equivalent to SUS304) | SUSXM7 (Equivalent to SUS304) |
| Surface Treatment | Electroless nickel plating | - | - | - | - | - | - | - | - |
| Thread Size | M3 ~ M8 | M3 ~ M8 | M3 ~ M8 | M4 ~ M8 | M3 ~ M8 | M3 ~ M8 | M3 ~ M8 | M3 ~ M8 | M3 ~ M8 |
| Operating Temperature (℃) | - | - | - | - | - | - | - | - | - |
| CAD | CAD | CAD | CAD | CAD | CAD | CAD | CAD | CAD | CAD |
| Specifications | Specifications | Specifications | Specifications | Specifications | Specifications | Specifications | Specifications | Specifications | Specifications |
| List | SSC-SNS-M3-EL SSC-SNS-M4-EL SSC-SNS-M5-EL SSC-SNS-M6-EL SSC-SNS-M8-EL | SSC-M3 SSC-M4 SSC-M5 SSC-M6 SSC-M8 | SSC-M3-SET SSC-M4-SET SSC-M5-SET SSC-M6-SET SSC-M8-SET | SSC-SFSS-M4 SSC-SFSS-M5 SSC-SFSS-M6 SSC-SFSS-M8 | SSCLS-M3 SSCLS-M4 SSCLS-M5 SSCLS-M6 SSCLS-M8 | SSCHS-M3 SSCHS-M4 SSCHS-M5 SSCHS-M6 SSCHS-M8 | SSC-M3-SD SSC-M4-SD SSC-M5-SD SSC-M6-SD SSC-M8-SD | SSCHS-M3-SD SSCHS-M4-SD SSCHS-M5-SD SSCHS-M6-SD SSCHS-M8-SD | SSC-M3-UCL SSC-M4-UCL SSC-M5-UCL SSC-M6-UCL SSC-M8-UCL |
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| Part Name | Socket Head Cap Captive Screws - Fluorine Coating | Socket Head Cap Captive Screws - PTFE Coating | Socket Head Cap Captive Screws - Low Temperature Black Chrome Treatment | Vented Socket Head Cap Captive Screws | Self-Aligning Socket Head Cap Captive Screws with Guide Tip | Socket Head Cap Captive Screws (Inch Screws) | Socket Head Cap Captive Screws - SUS316L | Socket Head Cap Captive Screws - High Intensity Stainless Steel | Socket Head Cap Captive Screws with Low Profile - 316L Stainless Steel |
| Part Number | SSC-FC | SSC-TF | SSC-RY | SSC-SVSS | SSC-IG | SSC(INCH) | SSC-SNSL | SSC-SNSLG | SSC-SLHL |
| Feature | Seizing Prevention Captive / Loss Prevention |
Chemical Resistance Seizing Prevention Captive / Loss Prevention |
Chemical Resistance Anti-reflection Seizing Prevention Captive / Loss Prevention |
Captive / Loss Prevention |
With Guide Seizing Prevention Captive/Loss Prevention |
Inch Thread Captive / Loss Prevention |
Non-magnetic Chemical Resistance Heat Resistance Captive / Loss Prevention |
High Strength (Strength Class 10.8 Equivalent) Heat Resistance Corrosion Resistance Non-magnetic Captive / Loss Prevention |
Captive / Loss Prevention Space-Saving Low Profile |
| Price | From 4.29 USD | From 13.04 USD | From 13.73 USD | From 4.98 USD | From 3.78 USD | From 3.90 USD | From 4.13 USD | From 4.81 USD | From 5.34 USD |
| Material | SUSXM7 (Equivalent to SUS304) | SUSXM7 (Equivalent to SUS304) | SUSXM7 (Equivalent to SUS304) | SUSXM7 (Equivalent to SUS304) | SUSXM7 (Equivalent to SUS304) | SUSXM7 (Equivalent to SUS304) | SUS316L | SUS316L | SUS316L |
| Surface Treatment | Fluorine coating | PTFE coating | Low temperature black chrome treatment | - | - | - | - | - | - |
| Thread Size | M3 ~ M8 | M3 ~ M8 | M3 ~ M8 | M3 ~ M8 | M3 ~ M8 | No.4-40UNC ~ 1/4-20UNC | M3 ~ M8 | M3 ~ M6 | M3 ~ M6 |
| Operating Temperature (℃) | - | - | - | - | - | - | - | - | - |
| CAD | CAD | CAD | CAD | CAD | CAD | CAD | CAD | CAD | CAD |
| Specifications | Specifications | Specifications | Specifications | Specifications | Specifications | Specifications | Specifications | Specifications | Specifications |
| List | SSC-M3-FC SSC-M4-FC SSC-M5-FC SSC-M6-FC SSC-M8-FC | SSC-M3-TF SSC-M4-TF SSC-M5-TF SSC-M6-TF SSC-M8-TF | SSC-M3-RY SSC-M4-RY SSC-M5-RY SSC-M6-RY SSC-M8-RY | SSC-SVSS-M3 SSC-SVSS-M4 SSC-SVSS-M5 SSC-SVSS-M6 SSC-SVSS-M8 | SSC-M3-IG SSC-M4-IG SSC-M5-IG SSC-M6-IG SSC-M8-IG | SSC-#10-32 SSC-#4-40 SSC-#6-32 SSC-#8-32 SSC-1/4-20 | SSC-SNSL-M3 SSC-SNSL-M4 SSC-SNSL-M5 SSC-SNSL-M6 SSC-SNSL-M8 | SSC-SNSLG-M3 SSC-SNSLG-M4 SSC-SNSLG-M5 SSC-SNSLG-M6 | SSC-SLHL-M3 SSC-SLHL-M4 SSC-SLHL-M5 SSC-SLHL-M6 |
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| Part Name | Socket Head Cap Captive Screws - Titanium | Socket Head Cap Captive Screws - High Intensity Titanium | Hex Head Captive Screws | Hex Head Captive Screws - 316L Stainless Steel | Pan head captive machine screws for precision instruments (miniature screws) | Cross Recessed Pan Head Captive Machine Screws | Phillips Pan Head Captive Screws - SUS316L | Phillips Pan Head Captive Screws - Brass | Cross Recessed Truss Head Captive Screws |
| Part Number | SSC-SNST | SSC-SNSTG | SSC-SNHS | SSC-SNHL | SSCZS | SSCPS | SSCPL | SSCPB | SSCMS |
| Feature | Lightweight Non-magnetic Chemical Resistance Captive / Loss Prevention |
High Strength Lightweight Non-magnetic Corrosion Resistance Captive / Loss Prevention |
Captive / Loss Prevention |
Captive / Loss Prevention |
For Precision Instruments Captive / Loss Prevention |
Pan Head Machine Screws Captive / Loss Prevention |
Pan Head Machine Screws Captive / Loss Prevention |
Pan Head Machine Screws Captive / Loss Prevention |
Truss Head Screws Captive / Loss Prevention |
| Price | From 12.02 USD | From 28.81 USD | From 3.41 USD | From 4.64 USD | From 5.90 USD | From 3.90 USD | From 5 USD | From 3.95 USD | From 4.02 USD |
| Material | Grade 2 Titanium | Grade 5 Titanium | SUSXM7 (Equivalent to SUS304) | SUS316L | SUSXM7 (Equivalent to SUS304) | SUSXM7 (Equivalent to SUS304) | SUS316L | Brass | SUSXM7 (Equivalent to SUS304) |
| Surface Treatment | Special Chemical Polishing | - | - | - | - | - | - | - | - |
| Thread Size | M3 ~ M6 | M3 ~ M8 | M3 ~ M8 | M3 ~ M8 | M1.4 ~ M2.6 | M3 ~ M8 | M3 ~ M8 | M3 ~ M8 | M3 ~ M8 |
| Operating Temperature (℃) | - | - | - | - | - | - | - | - | - |
| CAD | CAD | CAD | CAD | CAD | CAD | CAD | CAD | CAD | CAD |
| Specifications | Specifications | Specifications | Specifications | Specifications | Specifications | Specifications | Specifications | Specifications | Specifications |
| List | SSC-SNST-M3 SSC-SNST-M4 SSC-SNST-M5 SSC-SNST-M6 | SSC-SNSTG-M3 SSC-SNSTG-M4 SSC-SNSTG-M5 SSC-SNSTG-M6 SSC-SNSTG-M8 | SSC-SNHS-M3 SSC-SNHS-M4 SSC-SNHS-M5 SSC-SNHS-M6 SSC-SNHS-M8 | SSC-SNHL-M3 SSC-SNHL-M4 SSC-SNHL-M5 SSC-SNHL-M6 SSC-SNHL-M8 | SSCZS-M1.4 SSCZS-M1.6 SSCZS-M1.7 SSCZS-M2 SSCZS-M2.5 SSCZS-M2.6 | SSCPS-M3 SSCPS-M4 SSCPS-M5 SSCPS-M6 SSCPS-M8 | SSCPL-M3 SSCPL-M4 SSCPL-M5 SSCPL-M6 SSCPL-M8 | SSCPB-M3 SSCPB-M4 SSCPB-M5 SSCPB-M6 SSCPB-M8 | SSCMS-M3 SSCMS-M4 SSCMS-M5 SSCMS-M6 SSCMS-M8 |
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