The Bolt,machine, cataloged under National Stock Number 5306-01-579-8921, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-579-8921 |
| Primary Part Number | 1064175 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Fastener Length | 60.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 2.5 |
| Thread Length | 60.0 MILLIMETERS NOMINAL MM |
| Nominal Thread Diameter | 20.0 MILLIMETERS MM |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| 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 |
|---|---|
| 1064175 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 5306-01-579-8921 is a Bolt,machine, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-579-8921 has 1 manufacturer part number on file: 1064175 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 1064175: Fastener Length: 60.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 2.5; Thread Length: 60.0 MILLIMETERS NOMINAL MM; Nominal Thread Diameter: 20.0 MILLIMETERS MM. 8 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.