The Bolt,machine, cataloged under National Stock Number 5306-01-008-8245, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-008-8245 |
| Primary Part Number | J644P05D |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Extended Washer Thickness | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Head Height | 0.293 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Fastener Length | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| Precious Material | SILVER |
| Thread Length | 0.419 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Hole Configuration Style | DOUBLE HEXAGON FLATS |
| Material Document and Classification | INCONEL FSCM 74900 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | DOUBLE HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.312 INCHES NOMINAL IN |
| Surface Treatment | SILVER OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | NICKEL ALLOY 718 OVERALL |
| Hole Quantity | 2 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.075 INCHES MINIMUM AND 0.095 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 |
| Part Number | Manufacturer |
|---|---|
| J644P05D | Acufast Aircraft Products (USA) |
| J644P05D | M.s. Aerospace Inc. Dba Ms Aerospace Inc (USA) |
| J644P05D PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| J644P05D | 5/9 Secondary reference Bristol Industries, Llc |
| 5306PL0626070 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| J644905D | 5/9 Secondary reference U.S. Government activity |
| J644P05D | 5/9 Secondary reference Morton Grinding, Inc Dba Morton Manufacturing |
| J644P05D | 5/9 Secondary reference Asc International, Inc. Dba Asc International Inc Div Asc International |
| J644P05D | 5/9 Secondary reference Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| J644P05D | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| J644P05D | 5/9 Secondary reference J.w. Manufacturing, Inc Dba Arconic Fastening Systems and Rings |
| J644P05DQQ | 5/9 Secondary reference Turbine Kinetics, Inc |
| J644P05D | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
NSN 5306-01-008-8245 is a Bolt,machine, manufactured by General Electric Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-008-8245 has 3 manufacturer part numbers on file: J644P05D (Acufast Aircraft Products), J644P05D (M.s. Aerospace Inc. Dba Ms Aerospace Inc), J644P05D (General Electric Company).
Key specifications for J644P05D: Surface Finish: 32.0 MICROINCHES THREADS; Extended Washer Thickness: 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Head Height: 0.293 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN; Fastener Length: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN. 23 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.