The O-Ring, cataloged under National Stock Number 5331-01-321-5969, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Eaton Corporation Div Fed. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Eaton Corporation Div Fed (CAGE 15284); Technetics Group Llc Dba Technetics Group Columbia Div Technetics Group Columbia (CAGE 56257) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-321-5969 |
| Primary Part Number | 612U91-0015-3 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Eaton Corporation Div Fed |
| 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 |
|---|---|
| 612U91-0015-3 PRIMARY | Eaton Corporation Div Fed (USA) |
| C-230197 | Technetics Group Llc Dba Technetics Group Columbia Div Technetics Group Columbia (USA) |
| Reference | Meaning |
|---|---|
| 27127772-07 | 5/2 Secondary reference U.S. Government activity |
| C-230197 | 5/9 Secondary reference Saint-Gobain Performance Plastics Corporation Div Omniseal Solutions |
NSN 5331-01-321-5969 is a O-Ring, manufactured by Eaton Corporation Div Fed, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-321-5969 has 2 manufacturer part numbers on file: 612U91-0015-3 (Eaton Corporation Div Fed), C-230197 (Technetics Group Llc Dba Technetics Group Columbia Div Technetics Group Columbia).
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.