The Retainer,turnlock Fastener Eject, cataloged under National Stock Number 5325-01-043-7545, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Southco Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-043-7545 |
| Primary Part Number | D5-PC35KBBNA |
| Item Name | Retainer,turnlock Fastener Eject |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Southco Inc |
| Status | ACTIVE |
| Eyelet Height | 0.530 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-14538 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Turnlock Eyelet Style | EYELET |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Eyelet Inside Diameter | 0.212 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN |
| Surface Treatment | CHROMIUM OVERALL |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 951015-3 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| D5-PC35KBBNA PRIMARY | Southco Inc (USA) |
| 3503-K3B PRIMARY | Southco Inc (USA) |
| Reference | Meaning |
|---|---|
| 3503-K3B | 5/2 Secondary reference U.S. Government activity |
| PC3-1-2BLACKCHROMEMILC14538 | 5/9 Secondary reference Southco Inc |
| PC35KBB | 5/9 Secondary reference Southco Inc |
NSN 5325-01-043-7545 is a Retainer,turnlock Fastener Eject, manufactured by Southco Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-043-7545 has 3 manufacturer part numbers on file: 951015-3 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), D5-PC35KBBNA (Southco Inc), 3503-K3B (Southco Inc).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-682-4413. Verify interchangeability with system specifications before substitution.
Key specifications for D5-PC35KBBNA: Eyelet Height: 0.530 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-14538 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Turnlock Eyelet Style: EYELET; Material Document and Classification: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 7 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.