The Clamp Ring Assy, cataloged under National Stock Number 5342-00-452-8667, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Airlines. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Clamp Ring Assy |
| FSC / FSG | 5342 — Hardware, Weapon System (FSG 53) |
| Manufacturers | Rolls-Royce Airlines (CAGE K0680) |
| Parameter | Value |
|---|---|
| NSN | 5342-00-452-8667 |
| Primary Part Number | B432123 |
| Item Name | Clamp Ring Assy |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Rolls-Royce Airlines |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| B432123 | Rolls-Royce Airlines (GBR) |
| B442423 | Rolls-Royce Airlines (GBR) |
| Reference | Meaning |
|---|---|
| B432123 | 5/9 Secondary reference Rolls-Royce Plc Div Defense (europe) |
| B442423 | 5/9 Secondary reference Rolls-Royce Plc Div Defense (europe) |
| B442423 | 5/9 Secondary reference Rolls-Royce Inc |
| B432123 | 3/9 Design control — primary reference Rolls-Royce Inc |
NSN 5342-00-452-8667 is a Clamp Ring Assy, manufactured by Rolls-Royce Airlines, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-00-452-8667 has 2 manufacturer part numbers on file: B432123 (Rolls-Royce Airlines), B442423 (Rolls-Royce Airlines).
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.