The Pin,shoulder,headless, cataloged under National Stock Number 5315-00-252-6733, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-00-252-6733 |
| Primary Part Number | 63161-1 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Shank Diameter | 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN |
| Surface Finish | 32.0 MICROINCHES BOTH ENDS |
| First End Taper Length | 0.440 INCHES NOMINAL IN |
| First End Location | LONG END |
| Thread Length | 0.500 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Hardness Rating | 39.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Length | 0.281 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Shoulder Diameter | 0.875 INCHES NOMINAL IN |
| Second Shank Length | 1.375 INCHES NOMINAL IN |
| Second End Style | SQUARE |
| Thread Class | 2B |
| Material | STEEL COMP 630 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 |
|---|---|
| 63161-1 PRIMARY | L3harris Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 63161-1 | 5/9 Secondary reference U.S. Government activity |
NSN 5315-00-252-6733 is a Pin,shoulder,headless, manufactured by L3harris Technologies, Inc., classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-252-6733 has 1 manufacturer part number on file: 63161-1 (L3harris Technologies, Inc.).
Key specifications for 63161-1: Shank Diameter: 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN; Second Shank Diameter: 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN; Surface Finish: 32.0 MICROINCHES BOTH ENDS; First End Taper Length: 0.440 INCHES NOMINAL IN. 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.