The Bolt,machine, cataloged under National Stock Number 5306-00-467-8140, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Bsi Standards Limited. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-467-8140 |
| Primary Part Number | A25-11B |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Bsi Standards Limited |
| Status | ACTIVE |
| Head Height | 0.243 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN |
| External Thread Tolerance Class | 6G G |
| Fastener Length | 1.500 INCHES MINIMUM AND 1.540 INCHES MAXIMUM IN |
| Thread Pitch in Millimeters | 0.6 |
| Thread Length | 0.360 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 3.6 MILLIMETERS MM |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.100 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN |
| Width Between Flats | 0.080 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Thread Series Designator | M |
| 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 |
|---|---|
| A25-11B PRIMARY | Bsi Standards Limited (GBR) |
| Reference | Meaning |
|---|---|
| 99-9140639 | 6/9 Informative reference only U.S. Government activity |
NSN 5306-00-467-8140 is a Bolt,machine, manufactured by Bsi Standards Limited, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-467-8140 has 1 manufacturer part number on file: A25-11B (Bsi Standards Limited).
Key specifications for A25-11B: Head Height: 0.243 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN; External Thread Tolerance Class: 6G G; Fastener Length: 1.500 INCHES MINIMUM AND 1.540 INCHES MAXIMUM IN; Thread Pitch in Millimeters: 0.6. 13 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.