The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-01-184-7630, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Honeywell Aerospace Yeovil Div Aerospace -Yeovil. Government technical data includes 16 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 | 5306-01-184-7630 |
| Primary Part Number | 4443C139 |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Honeywell Aerospace Yeovil Div Aerospace -Yeovil |
| Status | ACTIVE |
| Fastener Length | 3.935 INCHES MINIMUM AND 3.945 INCHES MAXIMUM IN |
| Concentric Hole Depth | 2.400 INCHES NOMINAL IN |
| Thread Length | 1.150 INCHES NOMINAL IN |
| Style Designator | CONCENTRIC HOLE UNTHREADED |
| Material Document and Classification | SPEC S1474 HE30-TF FSCM U1605 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | ROUND W/WRENCH FLATS |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.554 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.364 INCHES MINIMUM AND 0.366 INCHES MAXIMUM IN |
| Concentric Hole Diameter | 0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | ALUMINUM ALLOY OVERALL |
| Shoulder Length | 2.350 INCHES NOMINAL IN |
| Thread Series Designator | UNF |
| Head Diameter | 0.650 INCHES NOMINAL IN |
| 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 |
|---|---|
| 4443C139 PRIMARY | Honeywell Aerospace Yeovil Div Aerospace -Yeovil (GBR) |
NSN 5306-01-184-7630 is a Bolt,internally Relieved Body, manufactured by Honeywell Aerospace Yeovil Div Aerospace -Yeovil, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-184-7630 has 1 manufacturer part number on file: 4443C139 (Honeywell Aerospace Yeovil Div Aerospace -Yeovil).
Key specifications for 4443C139: Fastener Length: 3.935 INCHES MINIMUM AND 3.945 INCHES MAXIMUM IN; Concentric Hole Depth: 2.400 INCHES NOMINAL IN; Thread Length: 1.150 INCHES NOMINAL IN; Style Designator: CONCENTRIC HOLE UNTHREADED. 16 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.