The O-Ring, cataloged under National Stock Number 5331-01-294-5277, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Renk Corp. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Renk Corp (CAGE 0BAS3); Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division (CAGE 0ACF4) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-294-5277 |
| Primary Part Number | PI 3502-12-852-125 ITEM 3 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Renk Corp |
| 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 |
|---|---|
| PI 3502-12-852-125 ITEM 3 PRIMARY | Renk Corp (USA) |
| E44070-E55002-M805 ITEM 3 | Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division (USA) |
| Reference | Meaning |
|---|---|
| PI 3502-12-852-125 ITEM 3 | 5/9 Secondary reference Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division |
NSN 5331-01-294-5277 is a O-Ring, manufactured by Renk Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-294-5277 has 2 manufacturer part numbers on file: PI 3502-12-852-125 ITEM 3 (Renk Corp), E44070-E55002-M805 ITEM 3 (Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division).
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.