The O-Ring, cataloged under National Stock Number 5331-01-577-9100, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Carrier Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-577-9100 |
| Primary Part Number | 42-00243-16 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Carrier Corp |
| Status | ACTIVE |
| Center Hole Diameter | 0.875 INCHES NOMINAL IN |
| 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 |
|---|---|
| 42-00243-16 PRIMARY | Carrier Corp (USA) |
NSN 5331-01-577-9100 is a O-Ring, manufactured by Carrier Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-577-9100 has 1 manufacturer part number on file: 42-00243-16 (Carrier Corp).
Key specifications for 42-00243-16: Special Features: 7/8 INCH O-RING IN; Center Hole Diameter: 0.875 INCHES NOMINAL IN. 1 specification is 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.