The Bolt,tee Head, cataloged under National Stock Number 5306-00-276-2477, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-276-2477 |
| Item Name | Bolt,tee Head |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.418 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN |
| Fastener Length | 2.626 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN |
| Thread Length | 1.626 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN |
| Hardness Rating | 95.0 ROCKWELL B NOMINAL OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | TEE NO. 1 |
| Thread Direction | RIGHT-HAND |
| Departure From Cited Document | ASMODIFIED BY THD CLASS |
| Head Length | 0.975 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Width Between Flats | 0.492 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 5 TYPE |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 13 |
| 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 |
|---|---|
| N3-20114PC37 | 5/9 Secondary reference Diamond Electronics Inc |
| FM1339 | 3/9 Design control — primary reference Diamond Electronics Inc |
| FFB584 | 4/1 Identification reference U.S. Government activity |
| N3-20394PC37 | 5/9 Secondary reference Diamond Electronics Inc |
| N3-18169PC37 | 5/9 Secondary reference Diamond Electronics Inc |
| N3-20395PC37 | 5/9 Secondary reference Diamond Electronics Inc |
| 03-12085PC40 | 5/9 Secondary reference Diamond Electronics Inc |
| N3-20113PC37 | 5/9 Secondary reference Diamond Electronics Inc |
| N3-18170PC37 | 5/9 Secondary reference Diamond Electronics Inc |
NSN 5306-00-276-2477 is a Bolt,tee Head, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-276-2477: Head Height: 0.418 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN; Fastener Length: 2.626 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN; Thread Length: 1.626 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN; Hardness Rating: 95.0 ROCKWELL B NOMINAL OVERALL. 16 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.