PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

210-7037Diaphragm,valve,flat

Cashco Inc · NSN 4820-00-412-3791 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-412-3791 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-412-3791. Primary manufacturer part number: 210-7037.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Bolt Circle Diameter: 5.625 INCHES NOMINAL IN
  • Material: COPPER ALLOY
  • Center Hole Diameter: 0.640 INCHES NOMINAL IN
  • Outside Diameter: 6.437 INCHES NOMINAL IN
  • Bolt Hole Quantity: 10
  • Material Thickness: 0.006 INCHES NOMINAL IN
  • Nondefinitive Spec/std Data: C CLASS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy construction
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-00-412-3791, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Cashco Inc. Government technical data includes 8 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-412-3791
Primary Part Number210-7037
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCashco Inc
StatusACTIVE
Bolt Circle Diameter5.625 INCHES NOMINAL IN
MaterialCOPPER ALLOY
Center Hole Diameter0.640 INCHES NOMINAL IN
Outside Diameter6.437 INCHES NOMINAL IN
Bolt Hole Quantity10
Material Thickness0.006 INCHES NOMINAL IN
Nondefinitive Spec/std DataC CLASS
Hole Diameter0.468 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
9390-00-069-51417037 INTERCHANGEABLE
Nonmetallic Special Shaped Secti
Kirkhill Inc Div Kirkhill Inc, Haskon Division
5310-00-194-14557037 INTERCHANGEABLE
Washer,flat
Telemechanics Inc
3110-00-555-547937KD INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
4720-00-803-596070-037C082-000 INTERCHANGEABLE
Hose Assembly,metallic
Bell Textron Inc
5120-01-025-4506 INTERCHANGEABLE
Wrench,box
2520-01-156-9845 INTERCHANGEABLE
Axle Assembly,automotive,driving
5905-01-314-8074G202329-1 INTERCHANGEABLE
Resistor Network,fixed,film
Vishay Thin Film Llc Div Vishay Thin Film
5340-01-517-28337037 INTERCHANGEABLE
Bracket,mounting
Unity Manufacturing Co
5120-01-520-56537037 INTERCHANGEABLE
Bar,pry
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
4220-01-597-40732107-037 INTERCHANGEABLE
Backpack Machi,spec
Mission Systems Davenport Inc.
Cross-Reference Index
Part NumberManufacturer
210-7037 Cashco Inc (USA)
7037 Cashco Inc (USA)
Related Parts
9390-00-069-5141INTERCHANGEABLE
NONMETALLIC SPECIAL SHAPED SECTI
7037
5310-00-194-1455INTERCHANGEABLE
WASHER,FLAT
7037
3110-00-555-5479INTERCHANGEABLE
BEARING,BALL,ANNULAR
37KD
4720-00-803-5960INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
70-037C082-000
5120-01-025-4506INTERCHANGEABLE
WRENCH,BOX
2520-01-156-9845INTERCHANGEABLE
AXLE ASSEMBLY,AUTOMOTIVE,DRIVING
5905-01-314-8074INTERCHANGEABLE
RESISTOR NETWORK,FIXED,FILM
G202329-1
5340-01-517-2833INTERCHANGEABLE
BRACKET,MOUNTING
7037
5120-01-520-5653INTERCHANGEABLE
BAR,PRY
7037
4220-01-597-4073INTERCHANGEABLE
BACKPACK MACHI,SPEC
2107-037
5330-01-624-0778INTERCHANGEABLE
PACKING,PREFORMED
7037

Frequently Asked Questions

What is NSN 4820-00-412-3791?

NSN 4820-00-412-3791 is a Diaphragm,valve,flat, manufactured by Cashco Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-412-3791?

NSN 4820-00-412-3791 has 2 cross-referenced part numbers: 210-7037 (Cashco Inc), 7037 (Cashco Inc).

What NSN replaces 4820-00-412-3791?

There are 11 known substitutes for 4820-00-412-3791: 9390-00-069-5141, 5310-00-194-1455, 3110-00-555-5479 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 210-7037?

Key specifications for 210-7037: Bolt Circle Diameter: 5.625 INCHES NOMINAL IN; Material: COPPER ALLOY; Center Hole Diameter: 0.640 INCHES NOMINAL IN; Outside Diameter: 6.437 INCHES NOMINAL IN. 9 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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