The Pin,straight,headless, cataloged under National Stock Number 5315-00-579-9883, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Woodward, Inc. Div Fuel Systems and Controls. Government technical data includes 5 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 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 | 5315-00-579-9883 |
| Primary Part Number | 401666 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Woodward, Inc. Div Fuel Systems and Controls |
| Status | ACTIVE |
| First End Style | SQUARE |
| Pin Overall Diameter | 0.0490 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN |
| Pin Overall Length | 1.100 INCHES MINIMUM AND 1.110 INCHES MAXIMUM IN |
| Second End Relationship with First End | IDENTICAL |
| Material | STEEL 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 |
|---|---|
| 401666 PRIMARY | Woodward, Inc. Div Fuel Systems and Controls (USA) |
NSN 5315-00-579-9883 is a Pin,straight,headless, manufactured by Woodward, Inc. Div Fuel Systems and Controls, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-579-9883 has 1 manufacturer part number on file: 401666 (Woodward, Inc. Div Fuel Systems and Controls).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-470-4878. Verify interchangeability with system specifications before substitution.
Key specifications for 401666: First End Style: SQUARE; Pin Overall Diameter: 0.0490 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN; Pin Overall Length: 1.100 INCHES MINIMUM AND 1.110 INCHES MAXIMUM IN; Second End Relationship with First End: IDENTICAL. 5 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.