The Valve,vent, cataloged under National Stock Number 4820-01-592-9899, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Robert H Wager Co Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-592-9899 |
| Primary Part Number | 2-1300FB |
| Item Name | Valve,vent |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Robert H Wager Co Inc |
| Status | ACTIVE |
| Valve Size | 2.000 INCHES IN |
| Face to Face Distance | 8.000 INCHES IN |
| Material | BRONZE BODY |
| 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 |
|---|---|
| 2-1300FB PRIMARY | Robert H Wager Co Inc (USA) |
NSN 4820-01-592-9899 is a Valve,vent, manufactured by Robert H Wager Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-592-9899 has 1 manufacturer part number on file: 2-1300FB (Robert H Wager Co Inc).
Key specifications for 2-1300FB: Valve Size: 2.000 INCHES IN; Special Features: ITEM HAS AN ASSEMBLED WEIGHT OF 21 LBS., PARTS ARE 1 BRONZE HOUSING VALVE P/N 13028FF, 1 BERONZE VALVE COVER P/N 1300-CVR-2-BF, 1 NEOPRENE 60 DUROMETER 1/8" THICK GASKET P/N 1380G2, 1 3" DIA-20 GAUGE SS FLOAT P/N FLT3-55, 6 SS 3/8-16X1.25" MOUNTING STUDS P/N 1555EXL AND 6 SS 3/8-16" HEAVY HEX NUTS P/N 1556 LBS; Face to Face Distance: 8.000 INCHES IN; Part Name Assigned by Controlling Agency: INLINE VALVE-2" FLANGED (VALVE, VENT CHECK 2"). 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.