The Bolt,machine, cataloged under National Stock Number 5306-01-428-1115, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-428-1115 |
| Primary Part Number | LD111-0021-0438 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Fastener Length | 2.880 INCHES NOMINAL IN |
| Thread Length | 1.620 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| LD111-0021-0438 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| LD111-0021-0438 | J.w. Manufacturing, Inc Dba Arconic Fastening Systems and Rings (USA) |
| LD111-0021-0438 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| LD111-0021-0438 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| LD111-0021-0438 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| LD111-0021-0438 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| LD111-0021-0438 | Huck International, Inc (USA) |
| LD111-0021-0438 | Hi-Shear Corporation (USA) |
| LD111-0021-0438 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| LD111-0021-0438 | 5/2 Secondary reference U.S. Government activity |
| LD111-0021-267 | 5/9 Secondary reference The Boeing Company Div Legacy Am&m |
NSN 5306-01-428-1115 is a Bolt,machine, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-428-1115 has 9 manufacturer part numbers on file: LD111-0021-0438 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), LD111-0021-0438 (J.w. Manufacturing, Inc Dba Arconic Fastening Systems and Rings), LD111-0021-0438 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), LD111-0021-0438 (The Boeing Company Div Legacy Am&m), LD111-0021-0438 (Valley-Todeco, Inc. Dba Arconic Fastening Systems) and 4 more.
Key specifications for LD111-0021-0438: Fastener Length: 2.880 INCHES NOMINAL IN; Thread Length: 1.620 INCHES MINIMUM IN; Nominal Thread Diameter: 0.250 INCHES IN; Thread Class: 3A A. 6 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.