The Stud,locked in, cataloged under National Stock Number 5307-00-702-5648, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 20 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 | 5307-00-702-5648 |
| Primary Part Number | 6516457 |
| Item Name | Stud,locked in |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Distance From Serrated Portion to Nut End | 1.437 INCHES NOMINAL IN |
| Thread Length | 0.438 INCHES NOMINAL NUT THREAD IN |
| Thread Length | 0.281 INCHES NOMINAL STUD THREAD IN |
| Style Designator | LOCKED IN |
| Thread Pitch Diameters | +0.2178 TO 0.2198 INCHES STUD THREAD IN |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE |
| Distance From Serrated Portion to End of Stud Thread | 0.158 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.250 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.190 INCHES NUT THREAD IN |
| Distance From Serrated Portion to Stud End | 0.437 INCHES NOMINAL IN |
| Locking Feature | RING, LOCK SERRATED |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A NUT THREAD A |
| Thread Quantity Per Inch | 32 NUT THREAD |
| Thread Quantity Per Inch | 20 STUD THREAD |
| Material | STEEL COMP 4130 |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 6516457 PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 5307-00-702-5648 is a Stud,locked in, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-702-5648 has 1 manufacturer part number on file: 6516457 (Naval Inventory Control Point Mechanicsburg).
Key specifications for 6516457: Distance From Serrated Portion to Nut End: 1.437 INCHES NOMINAL IN; Thread Length: 0.438 INCHES NOMINAL NUT THREAD IN; Thread Length: 0.281 INCHES NOMINAL STUD THREAD IN; Style Designator: LOCKED IN. 20 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.