The Bolt,machine, cataloged under National Stock Number 5306-00-032-5839, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St). Government technical data includes 17 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. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-032-5839 |
| Primary Part Number | 51614 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) |
| Status | ACTIVE |
| Head Height | 0.156 INCHES NOMINAL IN |
| Fastener Length | 7.859 INCHES MINIMUM AND 7.921 INCHES MAXIMUM IN |
| Thread Length | 0.375 INCHES MINIMUM IN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Unthreaded Hole Diameter | 0.076 INCHES NOMINAL FIRST HOLE IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.609 INCHES MINIMUM AND 0.671 INCHES MAXIMUM IN |
| Width Between Flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 7.745 INCHES MINIMUM AND 7.755 INCHES MAXIMUM FIRST HOLE 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 |
|---|---|
| 51614 PRIMARY | Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) (USA) |
NSN 5306-00-032-5839 is a Bolt,machine, manufactured by Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St), classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-032-5839 has 1 manufacturer part number on file: 51614 (Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St)).
3 possible matches (shared part number, not a government interchangeability claim): 1650-00-632-0810, 2925-00-977-3308, 4330-01-559-7225. Verify interchangeability with system specifications before substitution.
Key specifications for 51614: Head Height: 0.156 INCHES NOMINAL IN; Fastener Length: 7.859 INCHES MINIMUM AND 7.921 INCHES MAXIMUM IN; Thread Length: 0.375 INCHES MINIMUM IN; Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM 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.