The Pin,straight,headless, cataloged under National Stock Number 5315-01-503-4080, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-503-4080 |
| Primary Part Number | 124-6938645 PART 188 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| First End Taper Length | 0.0625 INCHES NOMINAL IN |
| Hole Arrangement Style | BOTH END DRILLED |
| First End Style | CHAMFERED |
| First Hole Diameter | 0.141 INCHES NOMINAL IN |
| Material Document and Classification | ASTM 108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Pin Overall Diameter | 0.5000 INCHES NOMINAL IN |
| Pin Overall Length | 1.625 INCHES NOMINAL IN |
| Second End Relationship with First End | IDENTICAL |
| Second Hole Diameter | 0.141 INCHES NOMINAL IN |
| Center to Center Distance Between Holes | 1.250 INCHES NOMINAL IN |
| Material | STEEL COMP 1018 OVERALL |
| Distance From Centerline of Hole to End of Pin | 0.1875 INCHES NOMINAL IN |
| 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 |
|---|---|
| 124-6938645 PART 188 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 124-6938645 PART 188 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5315-01-503-4080 is a Pin,straight,headless, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-503-4080 has 2 manufacturer part numbers on file: 124-6938645 PART 188 (Huntington Ingalls Inc Div Newport News Shipbuilding), 124-6938645 PART 188 (Naval Sea Systems Command).
Key specifications for 124-6938645 PART 188: First End Taper Length: 0.0625 INCHES NOMINAL IN; Hole Arrangement Style: BOTH END DRILLED; First End Style: CHAMFERED; First Hole Diameter: 0.141 INCHES NOMINAL IN. 13 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.