PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27352Valve Flapper,pump

Liquid Metronics Inc · NSN 4320-01-324-1220 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-324-1220 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-324-1220. Primary manufacturer part number: 27352.
Features
  • Valve Flapper,pump — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Liquid Metronics Inc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Flow control in piping systems
  • Pressure regulation
General Description

The Valve Flapper,pump, cataloged under National Stock Number 4320-01-324-1220, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Liquid Metronics Inc. This item has 1 commercial cross-reference 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
NSN4320-01-324-1220
Primary Part Number27352
Item NameValve Flapper,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerLiquid Metronics Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2520-00-175-93974A2849Y77 INTERCHANGEABLE
Shifter Fork,vehicular
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
4320-00-304-3768138 INTERCHANGEABLE
Pump,rotary
Bock Water Heaters, Inc.
5330-00-424-338427352 INTERCHANGEABLE
Gasket
Briggs and Stratton Corp
7310-01-362-041927352 INTERCHANGEABLE
Packing,coffee Filt
Refreshment Machinery Inc
6525-01-600-9717VRTX SCANNER CASE INTERCHANGEABLE
Case,scanner,computed Radiograph
Icrco, Inc.
3417-01-669-864927352 INTERCHANGEABLE
Engraving Machine,pantograph
Gravograph-New Hermes, Inc
5305-01-683-200027352 INTERCHANGEABLE
Screw,cap,socket Head
Charles Reed Knight Jr Dba Knight's Armament Company
Cross-Reference Index
Part NumberManufacturer
27352 PRIMARY Liquid Metronics Inc (USA)
Related Parts
2520-00-175-9397INTERCHANGEABLE
SHIFTER FORK,VEHICULAR
4A2849Y77
4320-00-304-3768INTERCHANGEABLE
PUMP,ROTARY
138
5330-00-424-3384INTERCHANGEABLE
GASKET
27352
7310-01-362-0419INTERCHANGEABLE
PACKING,COFFEE FILT
27352
6525-01-600-9717INTERCHANGEABLE
CASE,SCANNER,COMPUTED RADIOGRAPH
VRTX SCANNER CASE
3417-01-669-8649INTERCHANGEABLE
ENGRAVING MACHINE,PANTOGRAPH
27352
5305-01-683-2000INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
27352

Frequently Asked Questions

What is NSN 4320-01-324-1220?

NSN 4320-01-324-1220 is a Valve Flapper,pump, manufactured by Liquid Metronics Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-324-1220?

NSN 4320-01-324-1220 has 1 cross-referenced part number: 27352 (Liquid Metronics Inc).

What NSN replaces 4320-01-324-1220?

There are 7 known substitutes for 4320-01-324-1220: 2520-00-175-9397, 4320-00-304-3768, 5330-00-424-3384 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 27352?

Key specifications for 27352: Special Features: 25 PSI. 1 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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