The Pin,straight,headed, cataloged under National Stock Number 5315-01-273-0095, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Trio Machine, Inc. Dba T M I. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-273-0095 |
| Primary Part Number | 458-52351-508 |
| Item Name | Pin,straight,headed |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Trio Machine, Inc. Dba T M I |
| Status | ACTIVE |
| Chamfer Length | 0.040 INCHES NOMINAL IN |
| Hole Arrangement Style | ONE END DRILLED |
| Under Head Length | 1.216 INCHES NOMINAL IN |
| Pin Chamfer Angle | 35.0 DEGREES NOMINAL |
| First Hole Diameter | 0.075 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Hardness Rating | 33.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | STRAIGHT |
| Pin Head Diameter | 0.300 INCHES NOMINAL IN |
| Material Document and Classification | BMS7-28,CAGEC 82918 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.153 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN |
| Head Style | FLAT |
| Height | 0.046 INCHES NOMINAL IN |
| Material | STEEL COMP 4340 OVERALL |
| Distance From Centerline of Hole to End of Pin | 0.084 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 |
|---|---|
| 458-52351-508 | Trio Machine, Inc. Dba T M I (USA) |
| Reference | Meaning |
|---|---|
| 458-52351-508 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-273-0095 is a Pin,straight,headed, manufactured by Trio Machine, Inc. Dba T M I, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-273-0095 has 1 manufacturer part number on file: 458-52351-508 (Trio Machine, Inc. Dba T M I).
Key specifications for 458-52351-508: Chamfer Length: 0.040 INCHES NOMINAL IN; Hole Arrangement Style: ONE END DRILLED; Under Head Length: 1.216 INCHES NOMINAL IN; Pin Chamfer Angle: 35.0 DEGREES NOMINAL. 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.