PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52905Valve,check

Haskel International, Llc Dba Haskel International, Llc · NSN 4820-01-373-9814 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-373-9814 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-373-9814. Primary manufacturer part number: 52905.
Features
  • Valve,check — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Haskel International, Llc Dba Haskel International, Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-373-9814, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Haskel International, Llc Dba Haskel International, Llc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 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)
ManufacturersHaskel International, Llc Dba Haskel International, Llc (CAGE 81400)
Technical Specifications
ParameterValue
NSN4820-01-373-9814
Primary Part Number52905
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHaskel International, Llc Dba Haskel International, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5815-00-392-7877 INTERCHANGEABLE
Guide
1650-00-497-7296572581 INTERCHANGEABLE
Filter Assy Fluid
Purolator Facet Inc. Div Parker Aerospace Filtration Division Dba Purolator Facet, in
2840-01-347-900052905 INTERCHANGEABLE
Air Guide,combustion Chamber,tur
Williams International Co., L.l.c.
5325-01-560-118152905 INTERCHANGEABLE
Support,snap Fastener
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
7690-01-663-129752905 INTERCHANGEABLE
Label
Waterous Company
Cross-Reference Index
Part NumberManufacturer
52905 Haskel International, Llc Dba Haskel International, Llc (USA)
52497 ITEM NO 9 Haskel International, Llc Dba Haskel International, Llc (USA)
Related Parts
5815-00-392-7877INTERCHANGEABLE
GUIDE
1650-00-497-7296INTERCHANGEABLE
FILTER ASSY FLUID
572581
2840-01-347-9000INTERCHANGEABLE
AIR GUIDE,COMBUSTION CHAMBER,TUR
52905
5325-01-560-1181INTERCHANGEABLE
SUPPORT,SNAP FASTENER
52905
7690-01-663-1297INTERCHANGEABLE
LABEL
52905

Frequently Asked Questions

What is NSN 4820-01-373-9814?

NSN 4820-01-373-9814 is a Valve,check, manufactured by Haskel International, Llc Dba Haskel International, Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-373-9814?

NSN 4820-01-373-9814 has 2 cross-referenced part numbers: 52905 (Haskel International, Llc Dba Haskel International, Llc), 52497 ITEM NO 9 (Haskel International, Llc Dba Haskel International, Llc).

What NSN replaces 4820-01-373-9814?

There are 5 known substitutes for 4820-01-373-9814: 5815-00-392-7877, 1650-00-497-7296, 2840-01-347-9000 and 2 more. Verify interchangeability with system specifications before substitution.

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