PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37787Valve,check

American Fuel Cell and Coated Fabrics Company, Llc · NSN 4820-00-438-5293 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-438-5293 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-438-5293. Primary manufacturer part number: 37787.
Features
  • Valve,check — FSC 4820
  • Flow Control Device: DISK
  • Style Designator: STRAIGHT THRU
  • Material: ALUMINUM ALLOY 2024 BODY
  • Material: PLASTIC POLYPROPYLENE BODY LINING
  • Material: PLASTIC POLYPROPYLENE FLOW CONTROL DEVICE
  • Connection Type: FLANGE FIRST END
  • Flange Face Design: PLAIN FIRST END
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum Alloy 2024 Body construction
General Description

The Valve,check, cataloged under National Stock Number 4820-00-438-5293, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is American Fuel Cell and Coated Fabrics Company, Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-438-5293
Primary Part Number37787
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAmerican Fuel Cell and Coated Fabrics Company, Llc
StatusCANCELLED
Flow Control DeviceDISK
Style DesignatorSTRAIGHT THRU
MaterialALUMINUM ALLOY 2024 BODY
MaterialPLASTIC POLYPROPYLENE BODY LINING
MaterialPLASTIC POLYPROPYLENE FLOW CONTROL DEVICE
Connection TypeFLANGE FIRST END
Flange Face DesignPLAIN FIRST END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5961-00-988-7598 INTERCHANGEABLE
Transistor
5365-01-176-1030 INTERCHANGEABLE
Spacer,sleeve
4820-01-279-1343N37787 INTERCHANGEABLE
Limit,stop
Leslie Controls, Inc. Dba Leslie Controls Inc
5110-01-656-899280096 INTERCHANGEABLE
File,hand
Warrensville File & Knife Inc
Cross-Reference Index
Part NumberManufacturer
37787 PRIMARY American Fuel Cell and Coated Fabrics Company, Llc (USA)
37853 American Fuel Cell and Coated Fabrics Company, Llc (USA)
37863 PRIMARY American Fuel Cell and Coated Fabrics Company, Llc (USA)
Related Parts
5961-00-988-7598INTERCHANGEABLE
TRANSISTOR
5365-01-176-1030INTERCHANGEABLE
SPACER,SLEEVE
4820-01-279-1343INTERCHANGEABLE
LIMIT,STOP
N37787
5110-01-656-8992INTERCHANGEABLE
FILE,HAND
80096

Frequently Asked Questions

What is NSN 4820-00-438-5293?

NSN 4820-00-438-5293 is a Valve,check, manufactured by American Fuel Cell and Coated Fabrics Company, Llc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-438-5293?

NSN 4820-00-438-5293 has 3 cross-referenced part numbers: 37787 (American Fuel Cell and Coated Fabrics Company, Llc), 37853 (American Fuel Cell and Coated Fabrics Company, Llc), 37863 (American Fuel Cell and Coated Fabrics Company, Llc).

What NSN replaces 4820-00-438-5293?

There are 4 known substitutes for 4820-00-438-5293: 5961-00-988-7598, 5365-01-176-1030, 4820-01-279-1343 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 37787?

Key specifications for 37787: Flow Control Device: DISK; Style Designator: STRAIGHT THRU; Material: ALUMINUM ALLOY 2024 BODY; Material: PLASTIC POLYPROPYLENE BODY LINING. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-438-5293 still in active supply?

NSN 4820-00-438-5293 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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