PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8534Diaphragm,valve,flat

Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect · NSN 4820-01-270-4447 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-270-4447 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-270-4447. Primary manufacturer part number: 8534.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Material: RUBBER
  • 2 verified cross-references
  • Primary manufacturer: Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
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 4820-01-270-4447, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-270-4447
Primary Part Number8534
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
StatusACTIVE
MaterialRUBBER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4730-00-164-06977765 INTERCHANGEABLE
Tee,tube
Danfoss Power Solutions II, Llc
5935-00-221-9157F68552-11 INTERCHANGEABLE
Connector,plug,electrical
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
1075-00-383-8259 INTERCHANGEABLE
Bar,cross
5945-00-484-70298534 INTERCHANGEABLE
Cap-Solenoid---Appl
Triumph Engine Control Systems Llc
5365-01-110-8220 INTERCHANGEABLE
Spacer,ring
1005-01-536-8937169636-K00 INTERCHANGEABLE
Swivel,sling,small Arms
Daisy Manufacturing Company Dba Daisy Manufacturing Co
Cross-Reference Index
Part NumberManufacturer
8534 Air Dry Co of America, Llc (USA)
8534 PRIMARY Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
Related Parts
4730-00-164-0697INTERCHANGEABLE
TEE,TUBE
7765
5935-00-221-9157INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
F68552-11
1075-00-383-8259INTERCHANGEABLE
BAR,CROSS
5945-00-484-7029INTERCHANGEABLE
CAP-SOLENOID---APPL
8534
5365-01-110-8220INTERCHANGEABLE
SPACER,RING
1005-01-536-8937INTERCHANGEABLE
SWIVEL,SLING,SMALL ARMS
169636-K00

Frequently Asked Questions

What is NSN 4820-01-270-4447?

NSN 4820-01-270-4447 is a Diaphragm,valve,flat, manufactured by Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-270-4447?

NSN 4820-01-270-4447 has 2 cross-referenced part numbers: 8534 (Air Dry Co of America, Llc), 8534 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect).

What NSN replaces 4820-01-270-4447?

There are 6 known substitutes for 4820-01-270-4447: 4730-00-164-0697, 5935-00-221-9157, 1075-00-383-8259 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8534?

Key specifications for 8534: Material: RUBBER. 1 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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