The Backing Ring, cataloged under National Stock Number 5330-00-453-2967, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Ge Aviation Systems Llc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Backing Ring |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Triumph Aerospace Operations Uk, Ltd. Div Staverton Site (CAGE U7388); Ge Aviation Systems Llc (CAGE 35012); Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk (CAGE K0654) |
| Parameter | Value |
|---|---|
| NSN | 5330-00-453-2967 |
| Primary Part Number | 705040850 |
| Item Name | Backing Ring |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Ge Aviation Systems Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 705040850 | Triumph Aerospace Operations Uk, Ltd. Div Staverton Site (GBR) |
| 705040850 PRIMARY | Ge Aviation Systems Llc (USA) |
| 7-05040-85 | Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk (GBR) |
| Reference | Meaning |
|---|---|
| 705040850 | 3/9 Design control — primary reference Ge Aviation Systems Llc Dba Ge Aviation |
| 99-1446493 | 6/9 Informative reference only U.S. Government activity |
| 705040850 | 5/9 Secondary reference Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk |
NSN 5330-00-453-2967 is a Backing Ring, manufactured by Ge Aviation Systems Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-453-2967 has 3 manufacturer part numbers on file: 705040850 (Triumph Aerospace Operations Uk, Ltd. Div Staverton Site), 705040850 (Ge Aviation Systems Llc), 7-05040-85 (Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk).
Possible hazard — SDS may be required (DLA HMIC P). 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.