PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50-124Valve,check

Mission Systems Davenport Inc. · NSN 4820-00-874-7306 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-874-7306 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-874-7306. Primary manufacturer part number: 50-124.
Features
  • Valve,check — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Mission Systems Davenport Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-00-874-7306, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Mission Systems Davenport Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,check
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersMission Systems Davenport Inc. (CAGE 72429)
Technical Specifications
ParameterValue
NSN4820-00-874-7306
Primary Part Number50-124
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMission Systems Davenport Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4810-00-007-658050124 INTERCHANGEABLE
Shaft,valve
Aar Allen Services, Inc Dba Aar Component Services Wellington
2920-00-247-537450124 INTERCHANGEABLE
Coil,ignition
Dresser, Llc
5330-00-285-945451X455 INTERCHANGEABLE
Seal,plain Encased
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
3040-00-356-3265SC-B-69379 INTERCHANGEABLE
Detent Plate
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-00-822-658750124 INTERCHANGEABLE
Packing,preformed
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
2805-00-981-2513 INTERCHANGEABLE
Connecting Rod,piston
2510-01-165-08963086 INTERCHANGEABLE
Shock Absorber,direct Action
Tenneco Inc
5961-01-172-4186 INTERCHANGEABLE
Semiconductor Device,diode
6540-01-272-2088 INTERCHANGEABLE
Front,spectacle
4820-01-342-837350124 INTERCHANGEABLE
Valve,check
Mission Systems Davenport Inc.
Cross-Reference Index
Part NumberManufacturer
50-124 PRIMARY Mission Systems Davenport Inc. (USA)
Related Parts
4810-00-007-6580INTERCHANGEABLE
SHAFT,VALVE
50124
2920-00-247-5374INTERCHANGEABLE
COIL,IGNITION
50124
5330-00-285-9454INTERCHANGEABLE
SEAL,PLAIN ENCASED
51X455
3040-00-356-3265INTERCHANGEABLE
DETENT PLATE
SC-B-69379
5330-00-822-6587INTERCHANGEABLE
PACKING,PREFORMED
50124
2805-00-981-2513INTERCHANGEABLE
CONNECTING ROD,PISTON
2510-01-165-0896INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
3086
5961-01-172-4186INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
6540-01-272-2088INTERCHANGEABLE
FRONT,SPECTACLE
4820-01-342-8373INTERCHANGEABLE
VALVE,CHECK
50124
4210-01-363-3769INTERCHANGEABLE
MANIFOLD,DISCHARGE
50124

Frequently Asked Questions

What is NSN 4820-00-874-7306?

NSN 4820-00-874-7306 is a Valve,check, manufactured by Mission Systems Davenport Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-874-7306?

NSN 4820-00-874-7306 has 1 cross-referenced part number: 50-124 (Mission Systems Davenport Inc.).

What NSN replaces 4820-00-874-7306?

There are 11 known substitutes for 4820-00-874-7306: 4810-00-007-6580, 2920-00-247-5374, 5330-00-285-9454 and 8 more. Verify interchangeability with system specifications before substitution.

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