The Bolt,machine, cataloged under National Stock Number 5306-01-142-7502, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-142-7502 |
| Primary Part Number | 13144364 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Head Height | 0.380 INCHES NOMINAL0.380 INCHES NOMINAL IN |
| Fastener Length | 2.620 INCHES NOMINAL2.620 INCHES NOMINAL IN |
| Thread Length | 2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN |
| Hardness Rating | 35.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM OVERALL41.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Thread Diameter | 0.375 INCHES0.375 INCHES IN |
| Head Style | FLAT CHAMFERFLAT CHAMFER |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Color | BLACK OVERALLBLACK OVERALL |
| Surface Treatment | OXIDE OVERALLOXIDE OVERALL |
| Thread Class | 2A2A |
| Thread Quantity Per Inch | 2424 |
| Material | ALUMINUM ALLOY OVERALL |
| Thread Series Designator | UNFUNF |
| Head Diameter | 0.380 INCHES NOMINAL0.380 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 |
|---|---|
| 13144364 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 13144364 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-142-7502 is a Bolt,machine, manufactured by Us Army Aviation and Missile Command, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-142-7502 has 1 manufacturer part number on file: 13144364 (Us Army Aviation and Missile Command).
Key specifications for 13144364: Head Height: 0.380 INCHES NOMINAL0.380 INCHES NOMINAL IN; Fastener Length: 2.620 INCHES NOMINAL2.620 INCHES NOMINAL IN; Thread Length: 2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN; Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM OVERALL41.0 ROCKWELL C MAXIMUM OVERALL. 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.