The Pin,straight,headed, cataloged under National Stock Number 5315-01-421-6170, 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 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5315-01-421-6170 |
| Primary Part Number | 801-6408789 ITEM 28 |
| Item Name | Pin,straight,headed |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Hole Arrangement Style | ONE END DRILLED |
| Under Head Length | 3.000 INCHES NOMINAL IN |
| Head Countersink Angle | 60.0 DEGREES NOMINAL |
| First Hole Diameter | 0.125 INCHES NOMINAL IN |
| Style Designator | STRAIGHT |
| Pin Head Diameter | 0.135 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.625 INCHES NOMINAL IN |
| Head Style | FLAT COUNTERSUNK (INCLUDED ANGLE LESS THAN 135 DEG) |
| Height | 0.135 INCHES NOMINAL IN |
| Material | STEEL COMP 302 OVERALL |
| Distance From Centerline of Hole to End of Pin | 0.200 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 |
|---|---|
| 801-6408789 ITEM 28 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 211057900 | 5/9 Secondary reference Naval Sea Systems Command |
| CL-304 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5315-01-421-6170 is a Pin,straight,headed, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-421-6170 has 1 manufacturer part number on file: 801-6408789 ITEM 28 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 1670-01-609-9791. Verify interchangeability with system specifications before substitution.
Key specifications for 801-6408789 ITEM 28: Hole Arrangement Style: ONE END DRILLED; Under Head Length: 3.000 INCHES NOMINAL IN; Head Countersink Angle: 60.0 DEGREES NOMINAL; First Hole Diameter: 0.125 INCHES NOMINAL IN. 12 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.