The Pin,straight,headless, cataloged under National Stock Number 5315-00-945-5737, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-945-5737 |
| Primary Part Number | 81870 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Triumph Engine Control Systems Llc |
| Status | ACTIVE |
| Hole Arrangement Style | ONE END DRILLED |
| First End Style | SQUARE |
| First Hole Diameter | 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN |
| Hardness Rating | 42.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pin Overall Diameter | 0.1256 INCHES MINIMUM AND 0.1258 INCHES MAXIMUM IN |
| Pin Overall Length | 1.000 INCHES NOMINAL IN |
| Second End Relationship with First End | IDENTICAL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Distance From Centerline of Hole to End of Pin | 0.080 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 |
NSN 5315-00-945-5737 is a Pin,straight,headless, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-945-5737 has 2 manufacturer part numbers on file: 81870 (Goodrich Control Systems Gmbh), 81870 (Triumph Engine Control Systems Llc).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-179-0108, 5950-01-599-8476. Verify interchangeability with system specifications before substitution.
Key specifications for 81870: Hole Arrangement Style: ONE END DRILLED; First End Style: SQUARE; First Hole Diameter: 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN; Hardness Rating: 42.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL. 10 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.