PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21302Valve,ball

Cooper Surgical · NSN 4820-01-439-5338 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-439-5338 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-439-5338. Primary manufacturer part number: 21302.
Features
  • Valve,ball — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Cooper Surgical
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,ball, cataloged under National Stock Number 4820-01-439-5338, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Cooper Surgical. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-439-5338
Primary Part Number21302
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCooper Surgical
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-023-839921302 INTERCHANGEABLE
Clamp,c
Wilton Corp Wilton Tool Div
5330-00-290-032410253LPD INTERCHANGEABLE
Seal,plain Encased
Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems
5331-00-298-619754A50C116-3 INTERCHANGEABLE
O-Ring
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6685-00-851-45772050W-BT INTERCHANGEABLE
Thermometer,self-Indicating
Kessler Thermometer Corp Dba Kessler Thermometers Corp
5945-00-856-2404 INTERCHANGEABLE
Relay,electromagnetic
4810-01-417-239721302-001 INTERCHANGEABLE
Valve,linear,directional Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4810-01-417-281621302-1001-1 INTERCHANGEABLE
Piston,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4730-01-417-621321302 FIND 73 INTERCHANGEABLE
Restrictor,fluid Flow
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
3040-01-417-845921302-1002-1 INTERCHANGEABLE
Guide,piston Rod
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
5310-01-540-597121302 INTERCHANGEABLE
Washer,flat
Bae Systems Land & Armaments L.p.
Cross-Reference Index
Part NumberManufacturer
21302 PRIMARY Cooper Surgical (USA)
Related Parts
5120-00-023-8399INTERCHANGEABLE
CLAMP,C
21302
5330-00-290-0324INTERCHANGEABLE
SEAL,PLAIN ENCASED
10253LPD
5331-00-298-6197INTERCHANGEABLE
O-RING
54A50C116-3
6685-00-851-4577INTERCHANGEABLE
THERMOMETER,SELF-INDICATING
2050W-BT
5945-00-856-2404INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
4810-01-417-2397INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21302-001
4810-01-417-2816INTERCHANGEABLE
PISTON,VALVE
21302-1001-1
4730-01-417-6213INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
21302 FIND 73
3040-01-417-8459INTERCHANGEABLE
GUIDE,PISTON ROD
21302-1002-1
5310-01-540-5971INTERCHANGEABLE
WASHER,FLAT
21302
1615-01-585-6724INTERCHANGEABLE
HUB,ROTOR,HELICOPTER
21302
6515-01-592-5803INTERCHANGEABLE
BATTERY PACK,RECHARGEABLE
TA-UB1

Frequently Asked Questions

What is NSN 4820-01-439-5338?

NSN 4820-01-439-5338 is a Valve,ball, manufactured by Cooper Surgical, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-439-5338?

NSN 4820-01-439-5338 has 1 cross-referenced part number: 21302 (Cooper Surgical).

What NSN replaces 4820-01-439-5338?

There are 12 known substitutes for 4820-01-439-5338: 5120-00-023-8399, 5330-00-290-0324, 5331-00-298-6197 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21302?

Key specifications for 21302: Special Features: DEFROST VALVE; END ITEM APPLICATION 6515-01-414-3607; CRYOSURGICAL SYSTEM; MODEL GE-2000. 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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