The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-00-421-7454, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-00-421-7454 |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Fastener Length | 1.500 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | H+4-99, TY 2, GR B, CAGE 82577 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Internal Thread Length | 0.770 INCHES NOMINAL CONCENTRIC HOLE IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) CONCENTRIC HOLE |
| Concentric Hole Depth | 0.850 INCHES MINIMUM AND 0.865 INCHES MAXIMUM IN |
| Internal Thread Direction | RIGHT-HAND CONCENTRIC HOLE |
| Thread Length | 0.687 INCHES NOMINAL IN |
| Threads Per Inch | 24 CONCENTRIC HOLE |
| Style Designator | COUNTERBORE THREADED |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES CONCENTRIC HOLE IN |
| Internal Thread Class | 3B CONCENTRIC HOLE |
| Concentric Hole Diameter | 0.315 INCHES MINIMUM IN |
| Surface Treatment | NICKEL OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 630 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| 3035928 | 5/9 Secondary reference A P Associated Products Inc |
| 3035928 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-421-7454 is a Bolt,internally Relieved Body, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-421-7454: Fastener Length: 1.500 INCHES NOMINAL IN; Surface Treatment Document and Classification: H+4-99, TY 2, GR B, CAGE 82577 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Internal Thread Length: 0.770 INCHES NOMINAL CONCENTRIC HOLE IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF) CONCENTRIC HOLE. 20 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.