NSN 4820-01-394-0937 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-394-0937. Manufacturer of record part number: PS237868-01.
Operating Pressure: 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Media for Which Designed: HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
Material: STEEL BODY
Valve Discharge Flow Rate: 50.0 GALLONS PER MINUTE
1 manufacturer part number on file
Manufacturer of record: Cae Inc
Identification
NSN: 4820-01-394-0937
NIIN: 013940937
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: PS237868-01
Manufacturer: Cae Inc
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-01-394-0937, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Cae Inc. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-394-0937
Primary Part Number
PS237868-01
Item Name
Valve,safety Relief
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Cae Inc
Status
ACTIVE
Operating Pressure
2000.0 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 4820-01-394-0937?
NSN 4820-01-394-0937 is a Valve,safety Relief, manufactured by Cae Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-394-0937?
NSN 4820-01-394-0937 has 1 manufacturer part number on file: PS237868-01 (Cae Inc).
What are the specifications of PS237868-01?
Key specifications for PS237868-01: Operating Pressure: 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Media for Which Designed: HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE; Material: STEEL BODY; Valve Discharge Flow Rate: 50.0 GALLONS PER MINUTE. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-394-0937 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.