The Coupling Half,clamp,grooved, cataloged under National Stock Number 5342-01-191-3453, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Transdigm Inc Div Adelwiggins Group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5342-01-191-3453 |
| Primary Part Number | W904K28DE |
| Item Name | Coupling Half,clamp,grooved |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Transdigm Inc Div Adelwiggins Group |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF |
| Surface Treatment Document and Classification | MIL-A-8625, TYPE 2, CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE AND MIL-A-8625, TYPE 3, CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | QQ-A-200/8, ALLOY 6062, T6 FED SPEC SINGLE MATERIAL RESPONSE HINGE |
| Material Document and Classification | QQ-A-225/6, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE RETAINER |
| Shape | ROUND |
| Sealing Inner Liner | NOT INCLUDED |
| Inside Diameter | 1.750 INCHES NOMINAL IN |
| Segment Quantity | 1 |
| Surface Treatment | ANODIZE AND ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 2024 RETAINER |
| Material | ALUMINUM ALLOY 2024 SLEEVE |
| Material | ALUMINUM ALLOY 6062 HINGE |
| Material | ALUMINUM ALLOY 6062 LATCH |
| Material | ALUMINUM ALLOY 6062 LATCH PIVOT |
| Latch Style | SINGLE |
| 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 |
|---|---|
| 14C12-28A | Hydraflow (USA) |
| 7M765-28D-1 | The Boeing Company Div Defense (USA) |
| W994BK28DE | Transdigm Inc Div Adelwiggins Group (USA) |
| W904K28DE PRIMARY | Transdigm Inc Div Adelwiggins Group (USA) |
| Reference | Meaning |
|---|---|
| 7M7765-28D-1 | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 5342-01-191-3453 is a Coupling Half,clamp,grooved, manufactured by Transdigm Inc Div Adelwiggins Group, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-191-3453 has 4 manufacturer part numbers on file: 14C12-28A (Hydraflow), 7M765-28D-1 (The Boeing Company Div Defense), W994BK28DE (Transdigm Inc Div Adelwiggins Group), W904K28DE (Transdigm Inc Div Adelwiggins Group).
Key specifications for W904K28DE: Temp Rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF; Surface Treatment Document and Classification: MIL-A-8625, TYPE 2, CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE AND MIL-A-8625, TYPE 3, CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: QQ-A-200/8, ALLOY 6062, T6 FED SPEC SINGLE MATERIAL RESPONSE HINGE; Material Document and Classification: QQ-A-225/6, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE RETAINER. 15 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.