The Valve,check, cataloged under National Stock Number 4820-01-659-4855, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Itt Jabsco Products. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-659-4855 |
| Primary Part Number | 29295-1000 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Itt Jabsco Products |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.75 INCHES ALL ENDS IN |
| Style Designator | OFFSET |
| 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 |
|---|---|
| 29295-1000 PRIMARY | Itt Jabsco Products (USA) |
| 40108044 | Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt) (GBR) |
NSN 4820-01-659-4855 is a Valve,check, manufactured by Itt Jabsco Products, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-659-4855 has 2 manufacturer part numbers on file: 29295-1000 (Itt Jabsco Products), 40108044 (Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt)).
Key specifications for 29295-1000: Nominal Pipe Size Accommodated: 0.75 INCHES ALL ENDS IN; Style Designator: OFFSET; Special Features: SIMPLY FIT INTO SUCTION HOSE;CORROSION RESISTANT MATERIALS THROUGHTOUT;4.25 INCH LONG X 2.125 INCH WIDE X 2 INCH HIGH;WEIGHT 0.25 LB;FOR 1 INCH INSIDE DIAMETER HOSE LBS; Part Name Assigned by Controlling Agency: IN-LINE NON-RETURN VALVE. 2 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.