The Stud,locked in, cataloged under National Stock Number 5307-00-841-4103, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Stanley Engineered Fastening Llc. Government technical data includes 24 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5307-00-841-4103 |
| Primary Part Number | 882B-5MB-0812 |
| Item Name | Stud,locked in |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Stanley Engineered Fastening Llc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 1 CL B FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Cotter Pin Hole Diameter | 0.076 INCHES NOMINAL FIRST HOLE IN |
| Thread Length | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM NUT THREAD IN |
| Thread Length | 0.448 INCHES NOMINAL STUD THREAD IN |
| Style Designator | LOCKED IN |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.312 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.438 INCHES STUD THREAD IN |
| Shoulder Diameter | 0.334 INCHES NOMINAL IN |
| Locking Feature | RING, LOCK KEYED |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Distance From Shoulder Portion to Nut End | 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 24 NUT THREAD |
| Thread Quantity Per Inch | 14 STUD THREAD |
| Material | STEEL COMP 4130 |
| Shoulder Length | 0.052 INCHES MINIMUM AND 0.057 INCHES MAXIMUM IN |
| Thread Series Designator | UNF NUT THREAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| Distance From Cotter Pin Hole Centerline to Nut End | 0.146 INCHES MINIMUM FIRST HOLE IN |
| Distance From Cotter Pin Hole Centerline to Nut End | 0.166 INCHES MAXIMUM SECOND HOLE IN |
| 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 |
|---|---|
| 882B-5MB-0812 PRIMARY | Stanley Engineered Fastening Llc (USA) |
| 69823A18-13 | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 882B-5MB-.812 | 5/9 Secondary reference Stanley Engineered Fastening Llc |
| S257-3-8L13 | 5/9 Secondary reference Stanley Engineered Fastening Llc |
NSN 5307-00-841-4103 is a Stud,locked in, manufactured by Stanley Engineered Fastening Llc, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-841-4103 has 2 manufacturer part numbers on file: 882B-5MB-0812 (Stanley Engineered Fastening Llc), 69823A18-13 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 882B-5MB-0812: Surface Treatment Document and Classification: QQ-P-416,TY 1 CL B FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Cotter Pin Hole Diameter: 0.076 INCHES NOMINAL FIRST HOLE IN; Thread Length: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM NUT THREAD IN; Thread Length: 0.448 INCHES NOMINAL STUD THREAD IN. 24 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.