The Pin,toggle,eye Collar, cataloged under National Stock Number 5315-01-491-5042, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5315-01-491-5042 |
| Item Name | Pin,toggle,eye Collar |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.500 INCHES NOMINAL IN |
| Collar Outside Diameter | 0.375 INCHES NOMINAL IN |
| Shank Length | 1.000 INCHES NOMINAL IN |
| Style Designator | EYE COLLAR |
| Eye Inside Diameter | 0.375 INCHES NOMINAL IN |
| Eye Stock Thickness | 0.250 INCHES NOMINAL IN |
| 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 |
| Reference | Meaning |
|---|---|
| 071-79 | 3/2 Design control — primary reference U.S. Government activity |
| 8100-1252-0060 PC NO 79 | 5/9 Secondary reference Bath Iron Works Corporation |
NSN 5315-01-491-5042 is a Pin,toggle,eye Collar, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6220-01-566-0985. Verify interchangeability with system specifications before substitution.
Key specifications for 5315-01-491-5042: Shank Diameter: 0.500 INCHES NOMINAL IN; Collar Outside Diameter: 0.375 INCHES NOMINAL IN; Shank Length: 1.000 INCHES NOMINAL IN; Style Designator: EYE COLLAR. 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.