The Bolt,machine, cataloged under National Stock Number 5306-00-169-8347, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Preece Inc Decca Valves Div. Government technical data includes 19 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-169-8347 |
| Primary Part Number | DE-1001-1 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Preece Inc Decca Valves Div |
| Status | ACTIVE |
| Head Height | 0.156 INCHES NOMINAL IN |
| Fastener Length | 0.625 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN |
| Thread Length | 0.444 INCHES MINIMUM IN |
| Hole Configuration Style | HEXAGON FLATS |
| Material Document and Classification | AMS 5721 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.125 INCHES NOMINAL IN |
| Width Between Flats | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Surface Treatment | CHROMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | IRON ALLOY 651 OVERALL |
| Hole Quantity | 1 |
| Thread Series Designator | UNF |
| Hole Type | DRILLED |
| Hole Diameter | 0.156 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 |
|---|---|
| 145-501-9001 | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| 145-501-9001 | M.s. Aerospace Inc. Dba Ms Aerospace Inc (USA) |
| DE-1001-1 PRIMARY | Preece Inc Decca Valves Div (USA) |
| Reference | Meaning |
|---|---|
| 145-501-9001 | 5/2 Secondary reference U.S. Government activity |
| 145-501-9001 | 7/2 Vendor item drawing reference U.S. Government activity |
| 16A428-1H | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Tridair Products |
| 145-501-9001 | 5/9 Secondary reference Blanc Aircraft Fasteners Inc |
NSN 5306-00-169-8347 is a Bolt,machine, manufactured by Preece Inc Decca Valves Div, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-169-8347 has 3 manufacturer part numbers on file: 145-501-9001 (Honeywell International Inc. Div Aerospace - Torrance), 145-501-9001 (M.s. Aerospace Inc. Dba Ms Aerospace Inc), DE-1001-1 (Preece Inc Decca Valves Div).
1 possible match (shared part number, not a government interchangeability claim): 5342-00-386-8897. Verify interchangeability with system specifications before substitution.
Key specifications for DE-1001-1: Head Height: 0.156 INCHES NOMINAL IN; Fastener Length: 0.625 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN; Thread Length: 0.444 INCHES MINIMUM IN; Hole Configuration Style: HEXAGON FLATS. 19 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.