The O-Ring, cataloged under National Stock Number 5331-01-724-1621, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Garlock Sealing Technologies Llc Div Garlock Sealing Technologies. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Garlock Sealing Technologies Llc Div Garlock Sealing Technologies (CAGE 4V062) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-724-1621 |
| Primary Part Number | 76-7512 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Garlock Sealing Technologies Llc Div Garlock Sealing Technologies |
| 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 |
|---|---|
| 76-7512 PRIMARY | Garlock Sealing Technologies Llc Div Garlock Sealing Technologies (USA) |
| Reference | Meaning |
|---|---|
| 21222365 | D/9 Drawing number reference only U.S. Government activity |
| 21222384 | 5/2 Secondary reference U.S. Government activity |
| SDRL VAC DWG 21222365 SQ NO A010 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 21222365 REV G FIND NO 10 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5331-01-724-1621 is a O-Ring, manufactured by Garlock Sealing Technologies Llc Div Garlock Sealing Technologies, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-724-1621 has 1 manufacturer part number on file: 76-7512 (Garlock Sealing Technologies Llc Div Garlock Sealing Technologies).
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.