The Bolt,square Neck, cataloged under National Stock Number 5306-01-424-6265, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Prestolite Electric Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5306-01-424-6265 |
| Primary Part Number | 120-371 |
| Item Name | Bolt,square Neck |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Prestolite Electric Inc |
| Status | ACTIVE |
| Fastener Length | 2.500 INCHES NOMINAL IN |
| Thread Pitch in Millimeters | 1.0 |
| Nominal Thread Diameter | 6.0 MILLIMETERS MM |
| 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 |
|---|---|
| 120-371 PRIMARY | Prestolite Electric Inc (USA) |
| Reference | Meaning |
|---|---|
| 120-371 | 5/9 Secondary reference Prestolite Electric Inc |
NSN 5306-01-424-6265 is a Bolt,square Neck, manufactured by Prestolite Electric Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-424-6265 has 1 manufacturer part number on file: 120-371 (Prestolite Electric Inc).
1 possible match (shared part number, not a government interchangeability claim): 6150-01-482-4445. Verify interchangeability with system specifications before substitution.
Key specifications for 120-371: Fastener Length: 2.500 INCHES NOMINAL IN; Thread Pitch in Millimeters: 1.0; Nominal Thread Diameter: 6.0 MILLIMETERS MM. 3 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.