The Pin,straight,headless, cataloged under National Stock Number 5315-01-148-2790, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Sterling Machine Company, Inc.. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-148-2790 |
| Primary Part Number | 3031T81P01 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Sterling Machine Company, Inc. |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES OVERALL |
| First End Style | SQUARE |
| Material Document and Classification | AMS 5759 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pin Overall Diameter | 0.1252 INCHES MINIMUM AND 0.1257 INCHES MAXIMUM IN |
| Pin Overall Length | 0.197 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN |
| Second End Relationship with First End | IDENTICAL |
| Material | COBALT COMP L-605 OVERALL |
| 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 |
|---|---|
| 3031T81P01 | Sterling Machine Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3031T81P01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-148-2790 is a Pin,straight,headless, manufactured by Sterling Machine Company, Inc., classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-148-2790 has 1 manufacturer part number on file: 3031T81P01 (Sterling Machine Company, Inc.).
Key specifications for 3031T81P01: Surface Finish: 32.0 MICROINCHES OVERALL; First End Style: SQUARE; Material Document and Classification: AMS 5759 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Pin Overall Diameter: 0.1252 INCHES MINIMUM AND 0.1257 INCHES MAXIMUM IN. 7 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.