The Pin,straight,headless, cataloged under National Stock Number 5315-01-641-8550, 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 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-641-8550 |
| Primary Part Number | 167-8446650 ITEM 7 |
| 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 | 0.030 INCHES NOMINAL IN |
| Hole Arrangement Style | ONE END DRILLED |
| First End Style | CHAMFERED |
| First Hole Diameter | 0.1870 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM-A276, TY-304, COND-A, CD ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Pin Overall Diameter | 0.500 INCHES NOMINAL IN |
| Pin Overall Length | 2.130 INCHES NOMINAL IN |
| Second End Relationship with First End | IDENTICAL |
| Material | STEEL COMP 304 OVERALL |
| Distance From Centerline of Hole to End of Pin | 0.280 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 |
|---|---|
| 167-8446650 ITEM 7 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 167-8446650 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5315-01-641-8550 is a Pin,straight,headless, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-641-8550 has 1 manufacturer part number on file: 167-8446650 ITEM 7 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-641-8557. Verify interchangeability with system specifications before substitution.
Key specifications for 167-8446650 ITEM 7: First End Taper Length: 0.030 INCHES NOMINAL IN; Hole Arrangement Style: ONE END DRILLED; First End Style: CHAMFERED; First Hole Diameter: 0.1870 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN. 11 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.