The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-01-050-6091, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-050-6091 |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.125 INCHES NOMINAL IN |
| Fastener Length | 0.738 INCHES MINIMUM AND 0.743 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | H+4-169,FSCM 82577 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Internal Thread Length | 0.240 INCHES NOMINAL CONCENTRIC HOLE IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) CONCENTRIC HOLE |
| Internal Thread Direction | RIGHT-HAND CONCENTRIC HOLE |
| Thread Length | 0.280 INCHES NOMINAL IN |
| Threads Per Inch | 56 CONCENTRIC HOLE |
| Style Designator | CONCENTRIC HOLE THREADED |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.086 INCHES CONCENTRIC HOLE IN |
| Width Between Flats | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.187 INCHES NOMINAL IN |
| Internal Thread Class | 3B CONCENTRIC HOLE |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 56 |
| Material | STEEL COMP 630 OVERALL |
| Shoulder Length | 0.288 INCHES MINIMUM AND 0.293 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 494935 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 494935 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-050-6091 is a Bolt,internally Relieved Body, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-050-6091: Head Height: 0.125 INCHES NOMINAL IN; Fastener Length: 0.738 INCHES MINIMUM AND 0.743 INCHES MAXIMUM IN; Surface Treatment Document and Classification: H+4-169,FSCM 82577 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Internal Thread Length: 0.240 INCHES NOMINAL CONCENTRIC HOLE IN. 22 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.