The Stud,locked in, cataloged under National Stock Number 5307-01-129-0736, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-129-0736 |
| Primary Part Number | 2493814 |
| Item Name | Stud,locked in |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| Status | ACTIVE |
| Distance From Serrated Portion to Nut End | 0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN |
| Thread Length | 0.270 INCHES MINIMUM AND 0.340 INCHES MAXIMUM STUD THREAD IN |
| Thread Length | 0.390 INCHES MINIMUM AND 0.420 INCHES MAXIMUM NUT THREAD IN |
| Style Designator | LOCKED IN |
| Distance From Serrated Portion to End of Stud Thread | 0.113 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Distance From Serrated Portion to Stud End | 0.413 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN |
| Serration Quantity | 13 |
| Thread Class | 3A NUT THREAD A |
| 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 |
|---|---|
| 2493814 PRIMARY | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| Reference | Meaning |
|---|---|
| 10116401 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 2493814 | 5/2 Secondary reference U.S. Government activity |
NSN 5307-01-129-0736 is a Stud,locked in, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-129-0736 has 1 manufacturer part number on file: 2493814 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
Key specifications for 2493814: Distance From Serrated Portion to Nut End: 0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN; Thread Length: 0.270 INCHES MINIMUM AND 0.340 INCHES MAXIMUM STUD THREAD IN; Thread Length: 0.390 INCHES MINIMUM AND 0.420 INCHES MAXIMUM NUT THREAD IN; Style Designator: LOCKED IN. 8 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.