The Bolt,u, cataloged under National Stock Number 5306-00-253-4682, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-253-4682 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Inside Distance Between Shanks | 4.840 INCHES MINIMUM AND 4.850 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-13924,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 1.000 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| Distance From Inside Center of Bend to Bolt End | 5.420 INCHES MINIMUM AND 5.520 INCHES MAXIMUM IN |
| Style Designator | ROUND BEND |
| Material Document and Classification | QQ-S-624,COND CD FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | OXIDE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 4140 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 3992-1100-1 | 5/9 Secondary reference Textron Systems Corporation Dba Textron Systems Corp |
| 9282854-01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-253-4682 is a Bolt,u, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-253-4682: Inside Distance Between Shanks: 4.840 INCHES MINIMUM AND 4.850 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-13924,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 1.000 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN; Hardness Rating: 32.0 ROCKWELL C MINIMUM AND 34.0 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.