PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

92406Diaphragm,valve,flat

Mine Safety Appliances Company · NSN 4820-01-171-4336 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-171-4336 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-171-4336. Primary manufacturer part number: 92406.
Features
  • Diaphragm,valve,flat — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Mine Safety Appliances Company
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-01-171-4336, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Mine Safety Appliances Company. This item has 1 commercial cross-reference 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: Active.

Catalog Facts
Item NameDiaphragm,valve,flat
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersMine Safety Appliances Company (CAGE 55799)
Technical Specifications
ParameterValue
NSN4820-01-171-4336
Primary Part Number92406
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMine Safety Appliances Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5305-00-017-9841 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-01-126-10609240/6 INTERCHANGEABLE
Setscrew
American Bristol Industries Inc.
4220-01-545-7137 INTERCHANGEABLE
Hood,diver's Suit
5998-01-617-096692406 INTERCHANGEABLE
Nrp,circuit Card As
Espey Mfg and Electronics Corp
Cross-Reference Index
Part NumberManufacturer
92406 PRIMARY Mine Safety Appliances Company (USA)
Related Parts
5305-00-017-9841INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-01-126-1060INTERCHANGEABLE
SETSCREW
9240/6
4220-01-545-7137INTERCHANGEABLE
HOOD,DIVER'S SUIT
5998-01-617-0966INTERCHANGEABLE
NRP,CIRCUIT CARD AS
92406

Frequently Asked Questions

What is NSN 4820-01-171-4336?

NSN 4820-01-171-4336 is a Diaphragm,valve,flat, manufactured by Mine Safety Appliances Company, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-171-4336?

NSN 4820-01-171-4336 has 1 cross-referenced part number: 92406 (Mine Safety Appliances Company).

What NSN replaces 4820-01-171-4336?

There are 4 known substitutes for 4820-01-171-4336: 5305-00-017-9841, 5305-01-126-1060, 4220-01-545-7137 and 1 more. Verify interchangeability with system specifications before substitution.

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