The Stud,locked in, cataloged under National Stock Number 5307-01-088-3449, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-088-3449 |
| Item Name | Stud,locked in |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Distance From Serrated Portion to Nut End | 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |
| Thread Length | 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM NUT THREAD IN |
| Thread Length | 0.320 INCHES NOMINAL STUD THREAD IN |
| Style Designator | LOCKED IN |
| Material Document and Classification | AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE |
| Distance From Serrated Portion to End of Stud Thread | 0.120 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.312 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.190 INCHES NUT THREAD IN |
| Distance From Serrated Portion to Stud End | 0.440 INCHES NOMINAL IN |
| Locking Feature | RING, LOCK SERRATED |
| Thread Class | 3A NUT THREAD A |
| Thread Quantity Per Inch | 32 NUT THREAD |
| Thread Quantity Per Inch | 18 STUD THREAD |
| Material | STEEL |
| Thread Series Designator | UNF NUT THREAD |
| 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 |
|---|---|
| 4041T29P04 | 1/2 Source control — Government-approved source U.S. Government activity |
| RZA12220P05 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5307-01-088-3449 is a Stud,locked in, classified under FSC 5307, Studs. Status: active.
Key specifications for 5307-01-088-3449: Distance From Serrated Portion to Nut End: 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN; Thread Length: 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM NUT THREAD IN; Thread Length: 0.320 INCHES NOMINAL STUD THREAD IN; Style Designator: LOCKED IN. 17 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.