The O-Ring, cataloged under National Stock Number 5331-01-400-3656, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Parker-Hannifin Corp Div O-Ring Division (CAGE 02697); Hamilton Sundstrand Corporation Dba Collins Aerospace (CAGE 73030); Jonal Laboratories Inc (CAGE 24664) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-400-3656 |
| Primary Part Number | STS047AN15 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| 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 |
|---|---|
| STS047AN15 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| STS047AN15 | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| STS047AN15 PRIMARY | Jonal Laboratories Inc (USA) |
| Reference | Meaning |
|---|---|
| STSV047AN15CP | 5/9 Secondary reference U.S. Government activity |
| STS047AN15 | 5/9 Secondary reference Parker Seal Co Div of Parker-Hannifin Corp |
| SV795792 FIND 22 | 5/9 Secondary reference U.S. Government activity |
| STSV047AN015 | 5/9 Secondary reference U.S. Government activity |
| STSV047AN15CP | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| STSV047N015 | C/1 Advisory reference — outside the item-of-supply concept Hamilton Sundstrand Corporation Dba Collins Aerospace |
| STSV047AN015 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| SV795792 FIND 22 | C/1 Advisory reference — outside the item-of-supply concept Hamilton Sundstrand Corporation Dba Collins Aerospace |
| STSV047AN15CP | 5/9 Secondary reference Hamilton Sundstrand Corporation Dba Collins Aerospace |
| STS047AN15 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5331-01-400-3656 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-400-3656 has 3 manufacturer part numbers on file: STS047AN15 (Parker-Hannifin Corp Div O-Ring Division), STS047AN15 (Hamilton Sundstrand Corporation Dba Collins Aerospace), STS047AN15 (Jonal Laboratories Inc).
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.