PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-64Diaphragm,valve,flat

Badger Meter Inc Industrial Products Div · NSN 4820-01-121-8852 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-121-8852 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-121-8852. Primary manufacturer part number: A-64.
Features
  • Diaphragm,valve,flat — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Badger Meter Inc Industrial Products Div
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-01-121-8852, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Badger Meter Inc Industrial Products Div. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDiaphragm,valve,flat
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersBadger Meter Inc Industrial Products Div (CAGE 96790)
Technical Specifications
ParameterValue
NSN4820-01-121-8852
Primary Part NumberA-64
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerBadger Meter Inc Industrial Products Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5310-00-098-2809A6-4 INTERCHANGEABLE
Washer,flat
Din Deutsches Institut Fur Normung Ev
4820-00-160-9593 INTERCHANGEABLE
Seat,valve
5995-00-382-923990-2002 INTERCHANGEABLE
Cable Assembly,power,electrical
Crane Electronics, Inc.
3455-00-476-07721725-2000 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
3030-00-497-8008A64 INTERCHANGEABLE
Belt,v
Gates Corporation
3455-00-808-4294SF-48X INTERCHANGEABLE
Cutter,milling,end
Quinco Tool Products Co Inc
3030-00-808-7703A64 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5670-01-197-1694 INTERCHANGEABLE
Ventilator,air Circulating
7690-01-244-6501A-64 INTERCHANGEABLE
Label
Shamrock Scientific Specialty Systems, Llc
4820-01-530-35938217019-4C INTERCHANGEABLE
Valve,check
Precision Control Incorporated
Cross-Reference Index
Part NumberManufacturer
BA-1510 1/2 IN ITEM 4 Badger Meter Inc Industrial Products Div (USA)
A-64 PRIMARY Badger Meter Inc Industrial Products Div (USA)
Related Parts
5310-00-098-2809INTERCHANGEABLE
WASHER,FLAT
A6-4
4820-00-160-9593INTERCHANGEABLE
SEAT,VALVE
5995-00-382-9239INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
90-2002
3455-00-476-0772INTERCHANGEABLE
CUTTER,MILLING,END
1725-2000
3030-00-497-8008INTERCHANGEABLE
BELT,V
A64
3455-00-808-4294INTERCHANGEABLE
CUTTER,MILLING,END
SF-48X
3030-00-808-7703INTERCHANGEABLE
BELT,V
A64
5670-01-197-1694INTERCHANGEABLE
VENTILATOR,AIR CIRCULATING
7690-01-244-6501INTERCHANGEABLE
LABEL
A-64
4820-01-530-3593INTERCHANGEABLE
VALVE,CHECK
8217019-4C

Frequently Asked Questions

What is NSN 4820-01-121-8852?

NSN 4820-01-121-8852 is a Diaphragm,valve,flat, manufactured by Badger Meter Inc Industrial Products Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-121-8852?

NSN 4820-01-121-8852 has 2 cross-referenced part numbers: BA-1510 1/2 IN ITEM 4 (Badger Meter Inc Industrial Products Div), A-64 (Badger Meter Inc Industrial Products Div).

What NSN replaces 4820-01-121-8852?

There are 10 known substitutes for 4820-01-121-8852: 5310-00-098-2809, 4820-00-160-9593, 5995-00-382-9239 and 7 more. Verify interchangeability with system specifications before substitution.

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