NSN 4820-01-409-0046 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-409-0046. Manufacturer of record part number: 79091901-B.
Nearby stock numbers← 4820-01-409-0045 Parts Kit, Check Valve
·
4820-01-409-0047 Parts Kit, Check Valve →
4820-01-409-0046 — Valves, Nonpowered
Features
Valve Assembly — FSC 4820
Valve Quantity: 6
Operating Pressure and Type: 3000.0 POUNDS PER SQUARE INCH (PSI) SALT WATER MAXIMUM REQUIRED LBS
End Connection Quantity: 2
Valve Operation Method: AUTOMATIC
2 manufacturer part numbers on file
Manufacturer of record: R.h. Industries, Inc.
Identification
NSN: 4820-01-409-0046
NIIN: 014090046
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 79091901-B
Manufacturer: R.h. Industries, Inc.
General Description
The Valve Assembly, cataloged under National Stock Number 4820-01-409-0046, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is R.h. Industries, Inc.. Government technical data includes 4 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.
Technical Specifications
Parameter
Value
NSN
4820-01-409-0046
Primary Part Number
79091901-B
Item Name
Valve Assembly
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
R.h. Industries, Inc.
Status
ACTIVE
Valve Quantity
6
Operating Pressure and Type
3000.0 POUNDS PER SQUARE INCH (PSI) SALT WATER MAXIMUM REQUIRED LBS
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-409-0046?
NSN 4820-01-409-0046 is a Valve Assembly, manufactured by R.h. Industries, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-409-0046?
NSN 4820-01-409-0046 has 2 manufacturer part numbers on file: 79091901 (R.h. Industries, Inc.), 79091901-B (R.h. Industries, Inc.).
What are the specifications of 79091901-B?
Key specifications for 79091901-B: Valve Quantity: 6; Operating Pressure and Type: 3000.0 POUNDS PER SQUARE INCH (PSI) SALT WATER MAXIMUM REQUIRED LBS; End Connection Quantity: 2; Valve Operation Method: AUTOMATIC. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-409-0046 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.