The Bolt,internal Wrenching, cataloged under National Stock Number 5306-01-450-2439, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. The record lists 8 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 — Bolts (FSG 53) |
| Manufacturers | Hi-Shear Corporation (CAGE 73197); Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725); Lfc Industries, Inc. (CAGE 62384); Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAGE L4528); Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (CAGE 27624) |
| Parameter | Value |
|---|---|
| NSN | 5306-01-450-2439 |
| Primary Part Number | HR239-4-7 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| HR239-4-7 PRIMARY | Hi-Shear Corporation (USA) |
| AIC1651-4-7 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BF0015HC3-4-7 | Lfc Industries, Inc. (USA) |
| HR239-4-7 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| PBF1416-4-7 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 03A173-4-7 | Northrop Grumman Systems Corporation (USA) |
| SC3103-4-7 | Howmet Global Fastening Systems Inc (USA) |
| E008-4-7 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| 123742-4-7 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-450-2439 is a Bolt,internal Wrenching, manufactured by Hi-Shear Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-450-2439 has 8 manufacturer part numbers on file: HR239-4-7 (Hi-Shear Corporation), AIC1651-4-7 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BF0015HC3-4-7 (Lfc Industries, Inc.), HR239-4-7 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), PBF1416-4-7 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners) and 3 more.
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.