The Bolt,u, cataloged under National Stock Number 5306-01-043-5218, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5306-01-043-5218 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Inside Distance Between Shanks | 0.812 INCHES NOMINAL IN |
| Thread Length | 0.625 INCHES NOMINAL IN |
| Distance From Inside Center of Bend to Bolt End | 1.438 INCHES NOMINAL IN |
| Style Designator | ROUND BEND |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 67117 | 3/9 Design control — primary reference Davey Compressor Co Div of Keco Industries Inc |
| 67117 | 5/9 Secondary reference Drs Environmental Systems Inc |
| 67117 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-043-5218 is a Bolt,u, classified under FSC 5306, Bolts. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-109-2995, 5905-01-217-0610. Verify interchangeability with system specifications before substitution.
Key specifications for 5306-01-043-5218: Inside Distance Between Shanks: 0.812 INCHES NOMINAL IN; Thread Length: 0.625 INCHES NOMINAL IN; Distance From Inside Center of Bend to Bolt End: 1.438 INCHES NOMINAL IN; Style Designator: ROUND BEND. 11 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.