The O-Ring, cataloged under National Stock Number 5331-00-527-8227, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-527-8227 |
| Primary Part Number | 1242419-1 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Cross-Sectional Height | 0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.217 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-STYRENE CLASS SBR |
| 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 |
|---|---|
| 1242419-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems (USA) |
| Reference | Meaning |
|---|---|
| 1242419-1 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 5331-00-527-8227 is a O-Ring, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-527-8227 has 1 manufacturer part number on file: 1242419-1 (Honeywell Intl Inc Defense Avionics Systems).
Key specifications for 1242419-1: Cross-Sectional Height: 0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN; Center Hole Diameter: 0.217 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-STYRENE CLASS SBR. 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.