The Stud,turnlock Fastener, cataloged under National Stock Number 5325-01-005-4433, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems (operations) Limited. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-005-4433 |
| Primary Part Number | 136053-114 |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Bae Systems (operations) Limited |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-F-495 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-C-14550 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| Drive Type | SLOTTED |
| Material Accommodated Thickness | 0.095 INCHES NOMINAL IN |
| Turnlock Stud Shank Style | STUD SHANK |
| Material Document and Classification | QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.335 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN |
| Turnlock Stud Head Style | FILLISTER |
| Stud Shank Major Diameter | 0.213 INCHES MINIMUM AND 0.218 INCHES MAXIMUM IN |
| Surface Treatment | OXIDE FILM AND COPPER OVERALL |
| Material | STEEL COMP 1118 OVERALL |
| Grip Length | 0.410 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 |
|---|---|
| 136053-114 | Bae Systems (operations) Limited (GBR) |
| 136053-114 | Bae Systems (operations) Ltd, Military Aircraft Division, Repair Stores (GBR) |
| 136053-114 | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| PF3 1-2-41X545BLACK EBONAL C | 3/9 Design control — primary reference Southco Inc |
NSN 5325-01-005-4433 is a Stud,turnlock Fastener, manufactured by Bae Systems (operations) Limited, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-005-4433 has 3 manufacturer part numbers on file: 136053-114 (Bae Systems (operations) Limited), 136053-114 (Bae Systems (operations) Ltd, Military Aircraft Division, Repair Stores), 136053-114 (Raytheon Company).
Key specifications for 136053-114: Surface Treatment Document and Classification: MIL-F-495 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-C-14550 MIL SPEC 2ND TREATMENT RESPONSE OVERALL; Drive Type: SLOTTED; Material Accommodated Thickness: 0.095 INCHES NOMINAL IN; Turnlock Stud Shank Style: STUD SHANK. 11 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.