The Pin,straight,headed, cataloged under National Stock Number 5315-00-200-4945, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Textron Aviation Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-00-200-4945 |
| Primary Part Number | 183973 |
| Item Name | Pin,straight,headed |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Textron Aviation Inc |
| Status | ACTIVE |
| Width Across Flats | 0.500 INCHES NOMINAL IN |
| Chamfer Length | 0.047 INCHES NOMINAL IN |
| Hole Arrangement Style | ONE END DRILLED |
| Under Head Length | 2.562 INCHES NOMINAL IN |
| Pin Chamfer Angle | 15.0 DEGREES NOMINAL |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | STRAIGHT |
| Material Document and Classification | AN-QQ-S-770,TY 1,CL C FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.188 INCHES NOMINAL IN |
| Head Style | HEXAGON |
| Height | 0.125 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Distance From Centerline of Hole to End of Pin | 0.124 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 |
| Part Number | Manufacturer |
|---|---|
| 183973 PRIMARY | Textron Aviation Inc (USA) |
| Reference | Meaning |
|---|---|
| 183973 | 3/9 Design control — primary reference Beechcraft Corporation Dba Textron Aviation |
NSN 5315-00-200-4945 is a Pin,straight,headed, manufactured by Textron Aviation Inc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-200-4945 has 1 manufacturer part number on file: 183973 (Textron Aviation Inc).
Key specifications for 183973: Width Across Flats: 0.500 INCHES NOMINAL IN; Chamfer Length: 0.047 INCHES NOMINAL IN; Hole Arrangement Style: ONE END DRILLED; Under Head Length: 2.562 INCHES NOMINAL IN. 14 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.