PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

202744Diaphragm,valve,flat

Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems · NSN 4820-00-523-8161 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-523-8161 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-523-8161. Primary manufacturer part number: 202744.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Material: RUBBER
  • 9 verified cross-references
  • Primary manufacturer: Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber construction
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-00-523-8161, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-523-8161
Primary Part Number202744
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerBendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
StatusCANCELLED
MaterialRUBBER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5330-00-167-820811223 INTERCHANGEABLE
Seal,plain
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
4730-00-173-721811-223 INTERCHANGEABLE
Elbow,overflow
Pakon Inc Dba Impak Division
5136-00-204-1644C54211 INTERCHANGEABLE
Tap,thread Cutting
Greenfield Industries Inc
5945-00-258-3072NA13471 INTERCHANGEABLE
Relay,electromagnetic
Meggitt (new Hampshire), Inc
5999-00-335-1620 INTERCHANGEABLE
Contact Assembly,electrical
3040-00-393-452711223 INTERCHANGEABLE
Collar,shaft
Rexnord Industries, Llc Div Couplings Division
5930-00-482-035710177144-2 INTERCHANGEABLE
Switch,rotary
Us Army Aviation and Missile Command
5136-00-580-7156316321 INTERCHANGEABLE
Tap,thread Cutting
Stanley Tools Div of Stanley Works
3020-00-692-648811223 INTERCHANGEABLE
Gear Cluster
Electronic Associates Inc
3010-00-776-589211223 INTERCHANGEABLE
Coupling,shaft,rigid
Rps-Fl, Inc. Dba Rps Inc
Cross-Reference Index
Part NumberManufacturer
4820005238161 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
1-1223 Terex Usa, Llc Dba Terex Equipment Services (USA)
202744 PRIMARY Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems (USA)
5238161 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
234758 Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems (USA)
5238161 Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA)
T199A Bay City Shovels, Inc (USA)
16T1677 Chief of Engineers Dept of Army (USA)
BW202744 Rogers Brothers Corp (USA)
Related Parts
5330-00-167-8208INTERCHANGEABLE
SEAL,PLAIN
11223
4730-00-173-7218INTERCHANGEABLE
ELBOW,OVERFLOW
11-223
5136-00-204-1644INTERCHANGEABLE
TAP,THREAD CUTTING
C54211
5945-00-258-3072INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
NA13471
5999-00-335-1620INTERCHANGEABLE
CONTACT ASSEMBLY,ELECTRICAL
3040-00-393-4527INTERCHANGEABLE
COLLAR,SHAFT
11223
5930-00-482-0357INTERCHANGEABLE
SWITCH,ROTARY
10177144-2
5136-00-580-7156INTERCHANGEABLE
TAP,THREAD CUTTING
316321
3020-00-692-6488INTERCHANGEABLE
GEAR CLUSTER
11223
3010-00-776-5892INTERCHANGEABLE
COUPLING,SHAFT,RIGID
11223
5935-01-126-8212INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
SM-A-937268
6250-01-166-5050INTERCHANGEABLE
LAMPHOLDER
11-223

Frequently Asked Questions

What is NSN 4820-00-523-8161?

NSN 4820-00-523-8161 is a Diaphragm,valve,flat, manufactured by Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-523-8161?

NSN 4820-00-523-8161 has 9 cross-referenced part numbers: 4820005238161 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), 1-1223 (Terex Usa, Llc Dba Terex Equipment Services), 202744 (Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems), 5238161 (U S Army Tank Automotive Command Amsta-Im-Mm), 234758 (Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems) and 4 more.

What NSN replaces 4820-00-523-8161?

There are 12 known substitutes for 4820-00-523-8161: 5330-00-167-8208, 4730-00-173-7218, 5136-00-204-1644 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 202744?

Key specifications for 202744: Material: RUBBER. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-523-8161 still in active supply?

NSN 4820-00-523-8161 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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