The Bolt,u, cataloged under National Stock Number 5306-01-236-4352, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Air Armament Center/ En. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-236-4352 |
| Primary Part Number | 8457548-2 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Air Armament Center/ En |
| Status | ACTIVE |
| Inside Distance Between Shanks | 1.240 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,TYPE 2 OR TYPE 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Thread Length | 2.500 INCHES NOMINAL IN |
| Distance From Inside Center of Bend to Bolt End | 3.620 INCHES NOMINAL IN |
| Style Designator | ROUND BEND |
| Material Document and Classification | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CADMIUM AND CADMIUM AND CHROMATE OR CADMIUM AND PHOSPHATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 13 |
| Material | STEEL COMP 1018 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 |
| Part Number | Manufacturer |
|---|---|
| 8457548-2 PRIMARY | Air Armament Center/ En (USA) |
NSN 5306-01-236-4352 is a Bolt,u, manufactured by Air Armament Center/ En, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-236-4352 has 1 manufacturer part number on file: 8457548-2 (Air Armament Center/ En).
Key specifications for 8457548-2: Inside Distance Between Shanks: 1.240 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TYPE 1,TYPE 2 OR TYPE 3 FED SPEC ALL TREATMENT RESPONSES OVERALL; Thread Length: 2.500 INCHES NOMINAL IN; Distance From Inside Center of Bend to Bolt End: 3.620 INCHES NOMINAL IN. 13 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.