The O-Ring, cataloged under National Stock Number 5331-01-144-3140, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (CAGE 01343); Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (CAGE 15187) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-144-3140 |
| Primary Part Number | A6689-906-235 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| Status | ACTIVE |
| 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 |
|---|---|
| 20152 PIECE 22 AND 24 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| A6689-906-235 PRIMARY | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| A6689-906-235 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| A6689.906.235 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5331-01-144-3140 is a O-Ring, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-144-3140 has 3 manufacturer part numbers on file: 20152 PIECE 22 AND 24 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), A6689-906-235 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), A6689-906-235 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
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.