PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R-95782 PIECE 8Disk,valve

Kidde-Fenwal, Llc · NSN 4820-01-097-0509 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-097-0509 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-097-0509. Primary manufacturer part number: R-95782 PIECE 8.
Features
  • Disk,valve — FSC 4820
  • Material Document and Classification: QQ-S-763, CLASS 440C, COND A FED SPEC SINGLE MATERIAL RESPONSE
  • Style Designator: POPPET
  • Material: STEEL COMP 440C
  • Flange Diameter: 0.500 INCHES NOMINAL IN
  • Inside Diameter: 0.090 INCHES NOMINAL IN
  • Flange Seat to Disk End Height: 1.620 INCHES NOMINAL IN
  • Shank Diameter: 0.308 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 440c construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-097-0509, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Kidde-Fenwal, Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-097-0509
Primary Part NumberR-95782 PIECE 8
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKidde-Fenwal, Llc
StatusACTIVE
Material Document and ClassificationQQ-S-763, CLASS 440C, COND A FED SPEC SINGLE MATERIAL RESPONSE
Style DesignatorPOPPET
MaterialSTEEL COMP 440C
Flange Diameter0.500 INCHES NOMINAL IN
Inside Diameter0.090 INCHES NOMINAL IN
Flange Seat to Disk End Height1.620 INCHES NOMINAL IN
Shank Diameter0.308 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3455-00-007-9629 INTERCHANGEABLE
File,rotary
6530-00-385-368633086 INTERCHANGEABLE
Chamber,sterilizer
Getinge Usa Inc
1450-00-677-6022979469 INTERCHANGEABLE
Control,cylinder VA
Kidde-Fenwal, Llc
2910-01-166-44853086 INTERCHANGEABLE
Filter,fluid
Napa Automotive Parts Co
5915-01-262-1718586R665H03 INTERCHANGEABLE
Filter,band Pass
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5306-01-342-7767N33086 INTERCHANGEABLE
Bolt,machine
Leslie Controls, Inc. Dba Leslie Controls Inc
5310-01-553-13181001522 INTERCHANGEABLE
Washer,flat
General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp
Cross-Reference Index
Part NumberManufacturer
R-95782 PIECE 8 PRIMARY Kidde-Fenwal, Llc (USA)
33086 PRIMARY Kidde-Fenwal, Llc (USA)
R-95782 Kidde-Fenwal, Llc (USA)
Related Parts
3455-00-007-9629INTERCHANGEABLE
FILE,ROTARY
6530-00-385-3686INTERCHANGEABLE
CHAMBER,STERILIZER
33086
1450-00-677-6022INTERCHANGEABLE
CONTROL,CYLINDER VA
979469
2910-01-166-4485INTERCHANGEABLE
FILTER,FLUID
3086
5915-01-262-1718INTERCHANGEABLE
FILTER,BAND PASS
586R665H03
5306-01-342-7767INTERCHANGEABLE
BOLT,MACHINE
N33086
5310-01-553-1318INTERCHANGEABLE
WASHER,FLAT
1001522

Frequently Asked Questions

What is NSN 4820-01-097-0509?

NSN 4820-01-097-0509 is a Disk,valve, manufactured by Kidde-Fenwal, Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-097-0509?

NSN 4820-01-097-0509 has 3 cross-referenced part numbers: R-95782 PIECE 8 (Kidde-Fenwal, Llc), 33086 (Kidde-Fenwal, Llc), R-95782 (Kidde-Fenwal, Llc).

What NSN replaces 4820-01-097-0509?

There are 7 known substitutes for 4820-01-097-0509: 3455-00-007-9629, 6530-00-385-3686, 1450-00-677-6022 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of R-95782 PIECE 8?

Key specifications for R-95782 PIECE 8: Overall Height: 1.880 INCHES NOMINAL IN; Material Document and Classification: QQ-S-763, CLASS 440C, COND A FED SPEC SINGLE MATERIAL RESPONSE; Style Designator: POPPET; Material: STEEL COMP 440C. 8 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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