The Vent Unit,relief, cataloged under National Stock Number 4930-01-695-4749, is classified within Federal Supply Class 4930 (Lubrication and Fuel Dispensing Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Opw Fueling Components Inc. Div Opw Fueling Components. 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 | 4930-01-695-4749 |
| Primary Part Number | 623V-2203 |
| Item Name | Vent Unit,relief |
| FSC / FSG | 4930 / 49 — Lubrication and Fuel Dispensing Equipment |
| Manufacturer | Opw Fueling Components Inc. Div Opw Fueling Components |
| Status | ACTIVE |
| Material | PLASTIC |
| 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 |
|---|---|
| 623V-2203 PRIMARY | Opw Fueling Components Inc. Div Opw Fueling Components (USA) |
NSN 4930-01-695-4749 is a Vent Unit,relief, manufactured by Opw Fueling Components Inc. Div Opw Fueling Components, classified under FSC 4930, Lubrication and Fuel Dispensing Equipment. Status: active.
NSN 4930-01-695-4749 has 1 manufacturer part number on file: 623V-2203 (Opw Fueling Components Inc. Div Opw Fueling Components).
Key specifications for 623V-2203: Special Features: DECRIPTION 2.5 INCH TO 6 INCH WC PRE., -6 INCH TO -10 INCH WC VAC, THREAD ON, LABEL COLOR YELLOW, BASE ANODIZED ALUMINUM, POPPET ANODIZED ALUMINUM, SCREEN STAINLESS STEEL MESH, IN; Part Name Assigned by Controlling Agency: PRESSURE VACUUM VENT; Material: PLASTIC. 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.