The O-Ring, cataloged under National Stock Number 5331-00-855-3882, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-855-3882 |
| Primary Part Number | S8057A264 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| Cross-Sectional Height | 0.097 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Center Hole Diameter | 1.213 INCHES MINIMUM AND 1.243 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q |
| 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 |
|---|---|
| S8057A264 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| Reference | Meaning |
|---|---|
| S8057A264 | 5/2 Secondary reference U.S. Government activity |
| S8057A264 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
| S8057A264 | 5/9 Secondary reference Proponent, Inc. Dba Proponent |
NSN 5331-00-855-3882 is a O-Ring, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-855-3882 has 1 manufacturer part number on file: S8057A264 (Honeywell International Inc. Div Aerospace - Torrance).
Key specifications for S8057A264: Cross-Sectional Height: 0.097 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Center Hole Diameter: 1.213 INCHES MINIMUM AND 1.243 INCHES MAXIMUM IN; Material: RUBBER SILICONE CLASS Q. 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.