The Bolt Blank, cataloged under National Stock Number 5306-00-730-2629, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-730-2629 |
| Item Name | Bolt Blank |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Shank Diameter | 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Head Height | 0.281 INCHES NOMINAL IN |
| Fastener Length | 1.406 INCHES NOMINAL IN |
| Hardness Rating | 27.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Length | 1.406 INCHES NOMINAL IN |
| Style Designator | STRAIGHT, SHANK W/HEAD |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLAT CHAMFER |
| Material | STEEL COMP 4140 OVERALL |
| Head Diameter | 0.500 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 |
| Reference | Meaning |
|---|---|
| 1141-35 | 3/9 Design control — primary reference Goodrich Corporation Dba Trw Lucas Aerospace |
| 1141B45 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-00-730-2629 is a Bolt Blank, classified under FSC 5306, Bolts. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4820-00-775-4387, 5925-00-849-2763. Verify interchangeability with system specifications before substitution.
Key specifications for 5306-00-730-2629: Shank Diameter: 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Head Height: 0.281 INCHES NOMINAL IN; Fastener Length: 1.406 INCHES NOMINAL IN; Hardness Rating: 27.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL. 10 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.