The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-680-3171, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Fastener Innovation Technology, Inc. Dba F I T. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-680-3171 |
| Primary Part Number | EP3000-8C |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Fastener Innovation Technology, Inc. Dba F I T |
| Status | ACTIVE |
| Shank Diameter | 0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.190 INCHES NOMINAL IN |
| First End Taper Length | 0.282 INCHES NOMINAL IN |
| First End Location | UNTHREADED END |
| Surface Treatment Document and Classification | AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| First End Style | CHAMFERED |
| Shank Length | 0.672 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material Document and Classification | MS-QQ-S-763 ASSN STD SINGLE MATERIAL RESPONSE BARREL NUT AND THRUST WASHER |
| Second End Relationship with First End | NOT IDENTICAL |
| Nominal Thread Size | 0.190 INCHES IN |
| Shoulder Width Across Flats | 0.500 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Style | CHAMFERED |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| EP3000-8C PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| Reference | Meaning |
|---|---|
| EP3000 | D/9 Drawing number reference only Fastener Innovation Technology, Inc. Dba F I T |
NSN 5315-01-680-3171 is a Pin,shoulder,headless, manufactured by Fastener Innovation Technology, Inc. Dba F I T, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-680-3171 has 1 manufacturer part number on file: EP3000-8C (Fastener Innovation Technology, Inc. Dba F I T).
Key specifications for EP3000-8C: Shank Diameter: 0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN; Second Shank Diameter: 0.190 INCHES NOMINAL IN; First End Taper Length: 0.282 INCHES NOMINAL IN; First End Location: UNTHREADED END. 19 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.