The O-Ring, cataloged under National Stock Number 5331-01-433-3386, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Avl Scientific Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-433-3386 |
| Primary Part Number | EW0153 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Avl Scientific Corporation |
| Status | ACTIVE |
| 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 |
|---|---|
| EW0153 PRIMARY | Avl Scientific Corporation (USA) |
| Reference | Meaning |
|---|---|
| LL-H37-4337 | 5/9 Secondary reference Naval Medical Material Support Command Detachment |
NSN 5331-01-433-3386 is a O-Ring, manufactured by Avl Scientific Corporation, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-433-3386 has 1 manufacturer part number on file: EW0153 (Avl Scientific Corporation).
Key specifications for EW0153: Special Features: USED ON 9X03 MEASURING CHAMBER AVL 990; End Item Identification: BLOOD,GAS ANALYZER; MODEL AVL 99X. 0 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.