NSN 4820-01-325-2336 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-325-2336. Manufacturer of record part number: 8B743-000.
Operating Pressure: 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Maximum Operating Temp: 165.0 FAHRENHEIT SINGLE RESPONSE DEGF
Opening Pressure Setting: 35.0 POUNDS PER SQUARE INCH LBS
Identification
NSN: 4820-01-325-2336
NIIN: 013252336
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 8B743-000
Manufacturer: Standard-Thomson Corporation
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-01-325-2336, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Standard-Thomson Corporation. Government technical data includes 9 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
4820-01-325-2336
Primary Part Number
8B743-000
Item Name
Valve,safety Relief
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Standard-Thomson Corporation
Status
ACTIVE
Flow Control Device
POPPET
Connection Style
GROOVED (PIPE) ALL ENDS
Connection Type
UNTHREADED CARTRIDGE ALL ENDS
Style Designator
SCREW-IN CARTRIDGE
Operating Pressure
100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE 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 4820-01-325-2336?
NSN 4820-01-325-2336 is a Valve,safety Relief, manufactured by Standard-Thomson Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-325-2336?
NSN 4820-01-325-2336 has 2 manufacturer part numbers on file: 10404002 (Limco Airepair Inc.), 8B743-000 (Standard-Thomson Corporation).
What are the specifications of 8B743-000?
Key specifications for 8B743-000: Flow Control Device: POPPET; Connection Style: GROOVED (PIPE) ALL ENDS; Connection Type: UNTHREADED CARTRIDGE ALL ENDS; Style Designator: SCREW-IN CARTRIDGE. 9 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-325-2336 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.