The Bolt,machine, cataloged under National Stock Number 5306-01-284-2991, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Land Systems Canadacorp. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5306-01-284-2991 |
| Primary Part Number | 10503951 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | General Dynamics Land Systems Canadacorp |
| Status | ACTIVE |
| Head Height | 7.0 MILLIMETERS NOMINAL MM |
| External Thread Tolerance Class | 6G G |
| Fastener Length | 90.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 1.5 |
| Thread Length | 26.0 MILLIMETERS NOMINAL MM |
| Hardness Rating | 18.0 ROCKWELL C MINIMUM AND 31.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Thread Diameter | 10.0 MILLIMETERS MM |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 17.0 MILLIMETERS NOMINAL MM |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Minimum Tensile Strength | 113784 POUNDS PER SQUARE INCH LBS |
| Material | STEEL PROPERTY CLASS 8.8 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 |
|---|---|
| 3908226 | Cummins South Pacific Pty Ltd Head Office (AUS) |
| DIN931M10X90-STL 8.8-A3L | Din Deutsches Institut Fur Normung Ev (DEU) |
| 10503951 PRIMARY | General Dynamics Land Systems Canadacorp (CAN) |
| Reference | Meaning |
|---|---|
| 3908226 | C/1 Advisory reference — outside the item-of-supply concept Cummins Inc. |
| 5HB468 | C/1 Advisory reference — outside the item-of-supply concept Oshkosh Corp |
| 5306PL0816886 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5306-01-284-2991 is a Bolt,machine, manufactured by General Dynamics Land Systems Canadacorp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-284-2991 has 3 manufacturer part numbers on file: 3908226 (Cummins South Pacific Pty Ltd Head Office), DIN931M10X90-STL 8.8-A3L (Din Deutsches Institut Fur Normung Ev), 10503951 (General Dynamics Land Systems Canadacorp).
1 possible match (shared part number, not a government interchangeability claim): 6750-01-677-4276. Verify interchangeability with system specifications before substitution.
Key specifications for 10503951: Head Height: 7.0 MILLIMETERS NOMINAL MM; External Thread Tolerance Class: 6G G; Fastener Length: 90.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 1.5. 15 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.