The Stud,self-Locking, cataloged under National Stock Number 5307-01-046-0236, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Nmc Group, Inc.. Government technical data includes 12 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-046-0236 |
| Primary Part Number | BACS21AG4F13 |
| Item Name | Stud,self-Locking |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Nmc Group, Inc. |
| Status | ACTIVE |
| Thread Length | 0.500 INCHES NOMINAL NUT THREAD IN |
| Style Designator | SELF-LOCKING |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.138 INCHES NUT THREAD IN |
| Head Length | 0.450 INCHES NOMINAL IN |
| Locking Feature | KNURLED SHANK |
| Thread Class | 3A NUT THREAD A |
| Thread Quantity Per Inch | 32 NUT THREAD |
| Material | PLASTIC |
| Distance Across Flats | 0.310 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) NUT THREAD |
| Head Diameter | 0.230 INCHES NOMINAL 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 |
|---|---|
| BACS21AG4F13 | Nmc Group, Inc. (USA) |
| BACS21AG4F13 | Zites Inc Dba Zites Inc (USA) |
| Reference | Meaning |
|---|---|
| BACS21AG4F13 | 5/9 Secondary reference Vaupell Industrial Plastics, Inc. Dba Vaupell Industrial Plastics |
| 0P435 | 5/9 Secondary reference U.S. Government activity |
| BACS21AG4F13 | 3/2 Design control — primary reference U.S. Government activity |
| BACS21AG4F13 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
NSN 5307-01-046-0236 is a Stud,self-Locking, manufactured by Nmc Group, Inc., classified under FSC 5307, Studs. Status: active.
NSN 5307-01-046-0236 has 2 manufacturer part numbers on file: BACS21AG4F13 (Nmc Group, Inc.), BACS21AG4F13 (Zites Inc Dba Zites Inc).
Key specifications for BACS21AG4F13: Thread Length: 0.500 INCHES NOMINAL NUT THREAD IN; Style Designator: SELF-LOCKING; Overall Length: 1.590 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND NUT THREAD. 12 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.