The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-01-049-4175, 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 21 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 | 5307-01-049-4175 |
| Primary Part Number | 12001053-1 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TY 3,CL 2 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Nut End Shank Diameter | 0.783 INCHES MINIMUM AND 0.786 INCHES MAXIMUM IN |
| Thread Length | 0.810 INCHES NOMINAL NUT THREAD IN |
| Thread Length | 1.220 INCHES MINIMUM STUD THREAD IN |
| Style Designator | SHOULDERED AND STEPPED |
| Features Provided | CASEHARDENED |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 1.125 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.750 INCHES NUT THREAD IN |
| Shoulder Diameter | 1.198 INCHES MINIMUM AND 1.208 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OR CADMIUM AND PHOSPHATE OVERALL |
| Nut End Shank Length | 0.620 INCHES NOMINAL IN |
| Thread Class | 3A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 16 NUT THREAD |
| Thread Quantity Per Inch | 16 STUD THREAD |
| Distance Across Flats | 0.910 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN |
| Shoulder Length | 0.310 INCHES NOMINAL IN |
| Thread Series Designator | UNF NUT THREAD |
| Thread Series Designator | UN STUD 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 |
|---|---|
| 12001053-1 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 5307-01-049-4175 is a Stud,shouldered and Stepped, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-049-4175 has 1 manufacturer part number on file: 12001053-1 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 12001053-1: Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TY 3,CL 2 FED SPEC 2ND TREATMENT RESPONSE OVERALL; Nut End Shank Diameter: 0.783 INCHES MINIMUM AND 0.786 INCHES MAXIMUM IN; Thread Length: 0.810 INCHES NOMINAL NUT THREAD IN; Thread Length: 1.220 INCHES MINIMUM STUD THREAD IN. 21 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.