The Stud,locked in, cataloged under National Stock Number 5307-00-267-9137, 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19 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-267-9137 |
| Item Name | Stud,locked in |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Distance From Serrated Portion to Nut End | 2.625 INCHES NOMINAL IN |
| Thread Length | 0.500 INCHES NOMINAL NUT THREAD IN |
| Thread Length | 0.380 INCHES NOMINAL STUD THREAD IN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Style Designator | LOCKED IN |
| Thread Pitch Diameters | +0.3358 TO 0.3373 INCHES STUD THREAD IN |
| Distance From Serrated Portion to End of Stud Thread | 0.182 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.250 INCHES STUD THREAD IN |
| Distance From Serrated Portion to Stud End | 0.562 INCHES NOMINAL IN |
| Locking Feature | RING, LOCK SERRATED |
| Serration Quantity | 20 |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A NUT THREAD A |
| Thread Quantity Per Inch | 28 STUD THREAD |
| Material | STEEL COMP 4130 |
| Thread Series Designator | UNS 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 |
|---|---|
| 1JA2974H12 | 5/9 Secondary reference Westinghouse Electric Corp |
| SF104-9SA42A | 3/2 Design control — primary reference U.S. Government activity |
| 1JA2974H12 | 5/9 Secondary reference U.S. Government activity |
NSN 5307-00-267-9137 is a Stud,locked in, classified under FSC 5307, Studs. Status: active.
Key specifications for 5307-00-267-9137: Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Distance From Serrated Portion to Nut End: 2.625 INCHES NOMINAL IN; Thread Length: 0.500 INCHES NOMINAL NUT THREAD IN; Thread Length: 0.380 INCHES NOMINAL 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.