PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50902Valve,check

Jetstream of Houston, Llp Dba Jetstream of Houston Llp · NSN 4820-01-319-7734 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-319-7734 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-319-7734. Primary manufacturer part number: 50902.
Features
  • Valve,check — FSC 4820
  • Operating Pressure: 10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Media for Which Designed: WATER, FRESH SINGLE RESPONSE
  • 2 verified cross-references
  • Primary manufacturer: Jetstream of Houston, Llp Dba Jetstream of Houston Llp
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-319-7734, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Jetstream of Houston, Llp Dba Jetstream of Houston Llp. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-319-7734
Primary Part Number50902
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerJetstream of Houston, Llp Dba Jetstream of Houston Llp
StatusACTIVE
Operating Pressure10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Media for Which DesignedWATER, FRESH SINGLE RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3740-00-260-13983740-00-260-1398 INTERCHANGEABLE
Trap,rodent,mechanical
General Services Administration Federal Supply Service
3040-00-351-7925SCB69702 INTERCHANGEABLE
Collar,shaft
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2520-00-495-135550902 INTERCHANGEABLE
Cap,dust,propeller Shaft
Meritor Heavy Vehicle Systems, Llc
5360-00-598-4965SCB69326-5 INTERCHANGEABLE
Spring,helical,extension
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6220-01-068-8504450-01-122 INTERCHANGEABLE
Stop Light-Taillight,vehicular
Ktm 2 Llc Dba Arrow Safety Device Company
5325-01-297-746772202 INTERCHANGEABLE
Ring,retaining
Paccar Winch Inc Dba Paccar Winch Division
5950-01-340-2414 INTERCHANGEABLE
Reactor
Cross-Reference Index
Part NumberManufacturer
50492 Jetstream of Houston, Llp Dba Jetstream of Houston Llp (USA)
50902 PRIMARY Jetstream of Houston, Llp Dba Jetstream of Houston Llp (USA)
Related Parts
3740-00-260-1398INTERCHANGEABLE
TRAP,RODENT,MECHANICAL
3740-00-260-1398
3040-00-351-7925INTERCHANGEABLE
COLLAR,SHAFT
SCB69702
2520-00-495-1355INTERCHANGEABLE
CAP,DUST,PROPELLER SHAFT
50902
5360-00-598-4965INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
SCB69326-5
6220-01-068-8504INTERCHANGEABLE
STOP LIGHT-TAILLIGHT,VEHICULAR
450-01-122
5325-01-297-7467INTERCHANGEABLE
RING,RETAINING
72202
5950-01-340-2414INTERCHANGEABLE
REACTOR

Frequently Asked Questions

What is NSN 4820-01-319-7734?

NSN 4820-01-319-7734 is a Valve,check, manufactured by Jetstream of Houston, Llp Dba Jetstream of Houston Llp, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-319-7734?

NSN 4820-01-319-7734 has 2 cross-referenced part numbers: 50492 (Jetstream of Houston, Llp Dba Jetstream of Houston Llp), 50902 (Jetstream of Houston, Llp Dba Jetstream of Houston Llp).

What NSN replaces 4820-01-319-7734?

There are 7 known substitutes for 4820-01-319-7734: 3740-00-260-1398, 3040-00-351-7925, 2520-00-495-1355 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50902?

Key specifications for 50902: Operating Pressure: 10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Media for Which Designed: WATER, FRESH SINGLE RESPONSE. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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