The O-Ring, cataloged under National Stock Number 5331-01-526-9241, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Mayr Corporation. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-526-9241 |
| Primary Part Number | 8161475 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Mayr Corporation |
| Status | ACTIVE |
| Cross-Sectional Height | 2.6 MILLIMETERS NOMINAL MM |
| Center Hole Diameter | 3.6 MILLIMETERS NOMINAL MM |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| M8/891.015.1 ITEM 17 | Mayr Corporation (USA) |
| 8161475 PRIMARY | Mayr Corporation (USA) |
NSN 5331-01-526-9241 is a O-Ring, manufactured by Mayr Corporation, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-526-9241 has 2 manufacturer part numbers on file: M8/891.015.1 ITEM 17 (Mayr Corporation), 8161475 (Mayr Corporation).
Key specifications for 8161475: Cross-Sectional Height: 2.6 MILLIMETERS NOMINAL MM; Center Hole Diameter: 3.6 MILLIMETERS NOMINAL MM; Part Name Assigned by Controlling Agency: O-RING FOR SEAL HAND RELEASE ASSY; End Item Identification: ROBA-STOP-M ELECTROMAGNETIC SAFETY BRAKE. 3 specifications are documented in the U.S. Government catalog.
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.