The O-Ring, cataloged under National Stock Number 5331-01-371-2046, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Hamworthy Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Hamworthy Inc. (CAGE 0CBL5); O Rings Ltd (CAGE U0RL2); David Brown Gear Systems Limited (CAGE K2182) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-371-2046 |
| Primary Part Number | PL-E14969 ITEM 56D |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Hamworthy Inc. |
| 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 |
|---|---|
| PL-E14969 ITEM 56D PRIMARY | Hamworthy Inc. (USA) |
| HM0000178-N766A | O Rings Ltd (GBR) |
| 1/16IN DIAX405 IN | David Brown Gear Systems Limited (GBR) |
| PL-E14969 ITEM 56D | David Brown Gear Systems Limited (GBR) |
| Reference | Meaning |
|---|---|
| 1/16IN DIAX405 IN | 5/9 Secondary reference Dowty Industrial Corp Seals Div |
NSN 5331-01-371-2046 is a O-Ring, manufactured by Hamworthy Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-371-2046 has 4 manufacturer part numbers on file: PL-E14969 ITEM 56D (Hamworthy Inc.), HM0000178-N766A (O Rings Ltd), 1/16IN DIAX405 IN (David Brown Gear Systems Limited), PL-E14969 ITEM 56D (David Brown Gear Systems Limited).
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.