The Stud,stepped, cataloged under National Stock Number 5307-00-824-0743, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5307-00-824-0743 |
| Primary Part Number | 8437037 |
| Item Name | Stud,stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Shank Diameter | 0.190 INCHES NOMINAL IN |
| Thread Length | 0.420 INCHES MINIMUM NUT THREAD IN |
| Thread Length | 0.470 INCHES MINIMUM STUD THREAD IN |
| Style Designator | STEPPED |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.190 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.164 INCHES NUT THREAD IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 32 STUD THREAD |
| Thread Quantity Per Inch | 32 NUT THREAD |
| Material | STEEL COMP 1010 OR STEEL COMP 1020 |
| Thread Series Designator | UNF STUD THREAD |
| 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 |
|---|---|
| 8437037 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
| Reference | Meaning |
|---|---|
| 5307008240743 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 5307-00-824-0743 is a Stud,stepped, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-824-0743 has 1 manufacturer part number on file: 8437037 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-702-8571. Verify interchangeability with system specifications before substitution.
Key specifications for 8437037: Shank Diameter: 0.190 INCHES NOMINAL IN; Thread Length: 0.420 INCHES MINIMUM NUT THREAD IN; Thread Length: 0.470 INCHES MINIMUM STUD THREAD IN; Style Designator: STEPPED. 16 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.