The Bolt,machine, cataloged under National Stock Number 5306-00-122-4086, 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 11 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-00-122-4086 |
| Primary Part Number | 4K7038 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Head Height | 0.593 INCHES NOMINAL IN |
| Fastener Length | 0.968 INCHES NOMINAL IN |
| Thread Length | 0.843 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.562 INCHES IN |
| Head Style | CROWNED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.859 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 4K-7038 | Hastings Deering Corp Ltd (AUS) |
| 4K-7038 | Hastings Deering (aust) Pty Ltd (AUS) |
| 4K-7038 | Hastings Deering (australia) Pty Ltd (AUS) |
| 31-4K7038 | Brighton Cromwell Llc (USA) |
| 4K7038 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 4K-7038 | 5/9 Secondary reference Caterpillar of Australia Pty Ltd |
| 31-4K7038 | 5/9 Secondary reference Ar Bee Corp |
NSN 5306-00-122-4086 is a Bolt,machine, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-122-4086 has 5 manufacturer part numbers on file: 4K-7038 (Hastings Deering Corp Ltd), 4K-7038 (Hastings Deering (aust) Pty Ltd), 4K-7038 (Hastings Deering (australia) Pty Ltd), 31-4K7038 (Brighton Cromwell Llc), 4K7038 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 4K7038: Head Height: 0.593 INCHES NOMINAL IN; Fastener Length: 0.968 INCHES NOMINAL IN; Thread Length: 0.843 INCHES NOMINAL IN; Nominal Thread Diameter: 0.562 INCHES IN. 11 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.