The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-00-627-9258, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-627-9258 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3,JBCQQ-Z-325,TY 1,CL 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL |
| Nut End Shank Diameter | 1.125 INCHES NOMINAL IN |
| Thread Length | 0.875 INCHES NOMINAL NUT THREAD IN |
| Thread Length | 1.656 INCHES MINIMUM AND 1.672 INCHES MAXIMUM STUD THREAD IN |
| Style Designator | SHOULDERED AND STEPPED |
| Thread Direction | LEFT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 1.125 INCHES STUD THREAD IN |
| Shoulder Diameter | 1.198 INCHES MINIMUM AND 1.208 INCHES MAXIMUM IN |
| Stud End Shank Diameter | 0.783 INCHES MINIMUM AND 0.786 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Nut End Shank Length | 1.437 INCHES NOMINAL IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 16 STUD THREAD |
| Material | STEEL |
| Distance Across Flats | 0.937 INCHES NOMINAL IN |
| Shoulder Length | 0.594 INCHES NOMINAL IN |
| 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 |
| Reference | Meaning |
|---|---|
| MS51951-1 | 2/2 Government specification standardization U.S. Government activity |
| 71338E | 5/9 Secondary reference Alliedsignal Inc Alliedsignal Braking Systems-Wheel End Products |
| 8687047 | 5/1 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 5307006279258 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 5307-00-627-9258 is a Stud,shouldered and Stepped, classified under FSC 5307, Studs. Status: active.
Key specifications for 5307-00-627-9258: Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3,JBCQQ-Z-325,TY 1,CL 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL; Nut End Shank Diameter: 1.125 INCHES NOMINAL IN; Thread Length: 0.875 INCHES NOMINAL NUT THREAD IN; Thread Length: 1.656 INCHES MINIMUM AND 1.672 INCHES MAXIMUM STUD THREAD IN. 19 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.