The O-Ring, cataloged under National Stock Number 5331-01-355-5356, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Plc Div Defense (europe). Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-355-5356 |
| Primary Part Number | AS43013-163 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Rolls-Royce Plc Div Defense (europe) |
| Status | ACTIVE |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Center Hole Diameter | 5.952 INCHES MINIMUM AND 6.022 INCHES MAXIMUM IN |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| 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 |
|---|---|
| AS43013-163 | Meggitt Aerospace Ltd T/a Meggitt Polymers and Composites (GBR) |
| AS43013-163 | Hallite Seals International Ltd (GBR) |
| AS43013-163 | Freudenberg-Nok General Partnership Dba International Seal Co Inc (USA) |
| AS43013-163 PRIMARY | Rolls-Royce Plc Div Defense (europe) (GBR) |
| AS43013-163 | Acushnet Rubber Company, Inc. Dba Precix (USA) |
| AS43013-163 | Trelleborg Sealing Solutions (uk) Ltd (GBR) |
| AS43013-163 | Sae International Dba Sae International (USA) |
| AS43013-163 | Silentbloc Uk Ltd (GBR) |
| Reference | Meaning |
|---|---|
| AS43013-163 | 5/9 Secondary reference Btr Silvertown Ltd Andre Expansion Joint Div |
| AS43013-163 | 5/9 Secondary reference Dunlop Aerospace Polymers & Composites |
| AS43013-163 | 5/9 Secondary reference Trelleborg Sealing Solutions Ltd |
| AS43013-163 | 5/9 Secondary reference Society of British Aerospace Companies Ltd (sbac) |
| AS43013-163 | 5/9 Secondary reference Parker Hannifin Gmbh O-Ring Division |
| AS43013-163 | 5/9 Secondary reference Dunlop Aerospace Polymers & Composites |
| AS43013-163 | 5/9 Secondary reference Bsi Standards Limited |
| AS43013-163 | 5/9 Secondary reference British Aerospace Holdings Inc |
| AS43013-163 | 5/9 Secondary reference Parker Hannifin Canada |
NSN 5331-01-355-5356 is a O-Ring, manufactured by Rolls-Royce Plc Div Defense (europe), classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-355-5356 has 8 manufacturer part numbers on file: AS43013-163 (Meggitt Aerospace Ltd T/a Meggitt Polymers and Composites), AS43013-163 (Hallite Seals International Ltd), AS43013-163 (Freudenberg-Nok General Partnership Dba International Seal Co Inc), AS43013-163 (Rolls-Royce Plc Div Defense (europe)), AS43013-163 (Acushnet Rubber Company, Inc. Dba Precix) and 3 more.
Key specifications for AS43013-163: Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Center Hole Diameter: 5.952 INCHES MINIMUM AND 6.022 INCHES MAXIMUM IN; Material: RUBBER FLUOROCARBON CLASS FPM. 3 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.