The Bolt,machine, cataloged under National Stock Number 5306-01-641-3887, 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 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5306-01-641-3887 |
| Primary Part Number | LB83-3-13 |
| Item Name | Bolt,machine |
| 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) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| LB83-3-13 PRIMARY | Hi-Shear Corporation (USA) |
| LB83-3-13 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| SLB142-3-13 PRIMARY | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| 03A227-3-13 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| Reference | Meaning |
|---|---|
| AS 368-3-13 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-641-3887 is a Bolt,machine, manufactured by Hi-Shear Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-641-3887 has 4 manufacturer part numbers on file: LB83-3-13 (Hi-Shear Corporation), LB83-3-13 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), SLB142-3-13 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok), 03A227-3-13 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems).
Key specifications for LB83-3-13: Special Features: BOLT, SELF RETAINING 100 DEGREE; Part Name Assigned by Controlling Agency: BOLT,MACHINE; End Item Identification: B-2BOMBER. 0 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.