PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21642Disk,valve

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4820-01-296-7020 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-296-7020 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-296-7020. Primary manufacturer part number: 21642.
Features
  • Disk,valve — FSC 4820
  • Material: ALUMINUM
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-296-7020, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-296-7020
Primary Part Number21642
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
MaterialALUMINUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6240-00-027-260387-0770 INTERCHANGEABLE
Lamp,incandescent
Finnigan Corporation
6610-00-544-555021642 INTERCHANGEABLE
Shell Assy
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
5330-00-839-239921642 INTERCHANGEABLE
Packing,preformed
Schneider Electric Systems Usa Inc
2910-01-118-218021674 INTERCHANGEABLE
Clamp,filter
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
4820-01-163-46787-113100214-3 INTERCHANGEABLE
Valve,relief,pressure and Temper
The Boeing Company Div Services
4310-01-278-2015216-42 INTERCHANGEABLE
Compressor,reciprocating
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
3020-01-294-324021642 INTERCHANGEABLE
Gear,helical
Tulsa Winch, Inc.
1650-01-327-395721642 INTERCHANGEABLE
Pad,hanger Arm
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
21642 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
6240-00-027-2603INTERCHANGEABLE
LAMP,INCANDESCENT
87-0770
6610-00-544-5550INTERCHANGEABLE
SHELL ASSY
21642
5330-00-839-2399INTERCHANGEABLE
PACKING,PREFORMED
21642
2910-01-118-2180INTERCHANGEABLE
CLAMP,FILTER
21674
4820-01-163-4678INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
7-113100214-3
4310-01-278-2015INTERCHANGEABLE
COMPRESSOR,RECIPROCATING
216-42
3020-01-294-3240INTERCHANGEABLE
GEAR,HELICAL
21642
1650-01-327-3957INTERCHANGEABLE
PAD,HANGER ARM
21642

Frequently Asked Questions

What is NSN 4820-01-296-7020?

NSN 4820-01-296-7020 is a Disk,valve, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-296-7020?

NSN 4820-01-296-7020 has 1 cross-referenced part number: 21642 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4820-01-296-7020?

There are 8 known substitutes for 4820-01-296-7020: 6240-00-027-2603, 6610-00-544-5550, 5330-00-839-2399 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21642?

Key specifications for 21642: End Item Identification: STERER ENGINEERING VALVE MODEL 68360; Material: ALUMINUM. 2 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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