The Bolt,internal Wrenching, cataloged under National Stock Number 5306-01-653-6063, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-653-6063 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Width Across Flats | 1.001 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN |
| Head Height | 1.250 INCHES NOMINAL IN |
| Fastener Length | 4.110 INCHES MINIMUM AND 4.140 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | SAE-AMS-QQ-P-416 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 1.60 INCHES NOMINAL IN |
| Material Document and Classification | SAE-AMS6382 NATIONAL STD/SPEC 1ST MATERIAL RESPONSE AND SAE-AMS6415 OR SAE-AMS6484 NATIONAL STD/SPEC 2ND MATERIAL RESPONSE AND SAE-AMS6325 OR SAE-AMS6327 NATIONAL STD/SPEC 3RD MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.25 INCHES IN |
| Head Style | BEVEL-CONICAL |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS-20020 NATIONAL STD/SPEC |
| Surface Treatment | CADMIUM OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 12 |
| Material | STEEL COMP 4140 AND STEEL COMP 4340 AND STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 2.115 INCHES MINIMUM AND 2.125 INCHES MAXIMUM IN |
| 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 |
|---|---|
| MS20020-40 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-653-6063 is a Bolt,internal Wrenching, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-653-6063: Width Across Flats: 1.001 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN; Head Height: 1.250 INCHES NOMINAL IN; Fastener Length: 4.110 INCHES MINIMUM AND 4.140 INCHES MAXIMUM IN; Surface Treatment Document and Classification: SAE-AMS-QQ-P-416 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL. 17 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.