The Stud,welding, cataloged under National Stock Number 5307-01-111-4217, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-111-4217 |
| Primary Part Number | 4K8479 |
| Item Name | Stud,welding |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Thread Length | 0.750 INCHES NOMINAL NUT THREAD IN |
| Style Designator | WELDING |
| Unthreaded End Diameter | 0.330 INCHES NOMINAL IN |
| Material Document and Classification | 1E357,FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE |
| Length Excluding Fluxed Welding Tip | 1.250 INCHES NOMINAL IN |
| Unthreaded End Length | 0.407 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.375 INCHES NUT THREAD IN |
| Shoulder Diameter | 0.625 INCHES NOMINAL IN |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 16 NUT THREAD |
| Material | STEEL |
| Shoulder Length | 0.093 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) NUT THREAD |
| 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 |
|---|---|
| 4K8479 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 101-015-231 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5307-01-111-4217 is a Stud,welding, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-111-4217 has 1 manufacturer part number on file: 4K8479 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 4K8479: Thread Length: 0.750 INCHES NOMINAL NUT THREAD IN; Style Designator: WELDING; Unthreaded End Diameter: 0.330 INCHES NOMINAL IN; Material Document and Classification: 1E357,FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE. 14 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.