The Stud,locked in, cataloged under National Stock Number 5307-01-135-8700, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. Government technical data includes 13 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-135-8700 |
| Primary Part Number | KLSS10154-4-2 |
| Item Name | Stud,locked in |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Style Designator | LOCKED IN |
| Material Document and Classification | AMS5662 ASSN STD 1ST MATERIAL RESPONSE AND AAMS5504 ASSN STD 2ND MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.250 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.312 INCHES STUD THREAD IN |
| Locking Feature | RING, LOCK KEYED |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 24 STUD THREAD |
| Thread Quantity Per Inch | 28 NUT THREAD |
| Material | STEEL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) STUD THREAD |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) NUT 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 |
|---|---|
| KLSS10154-4-2 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| 10116410 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| SL9314-4P02 | 3/2 Design control — primary reference U.S. Government activity |
| KLSS10154-4-2 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Microdot Products |
| 5031T71P02 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5307-01-135-8700 is a Stud,locked in, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-135-8700 has 1 manufacturer part number on file: KLSS10154-4-2 (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for KLSS10154-4-2: Style Designator: LOCKED IN; Material Document and Classification: AMS5662 ASSN STD 1ST MATERIAL RESPONSE AND AAMS5504 ASSN STD 2ND MATERIAL RESPONSE; Overall Length: 0.937 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED. 13 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.