PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

75-102Valve,ball

W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch · NSN 4820-01-525-3565 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-525-3565 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-525-3565. Primary manufacturer part number: 75-102.
Features
  • Valve,ball — FSC 4820
  • Valve Operation Method: MANUAL
  • Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS
  • Specification/standard Data: 81348 - WW-V-35C, TYPE II, COMPOSITION BZ. STYLE 3 GOVERNMENT SPECIFICATION
  • Material: BRONZE BODY
  • Furnished Items and Quantity: 1 HANDLE AND 1 LOCKING DEVICE
  • Style Designator: STRAIGHT THRU
  • Operating Pressure: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Bronze Body construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-01-525-3565, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch. Government technical data includes 8 verified specifications, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-525-3565
Primary Part Number75-102
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerW & O Supply Inc Dba Valve Automation & Controls Div Vac Branch
StatusACTIVE
Valve Operation MethodMANUAL
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Specification/standard Data81348 - WW-V-35C, TYPE II, COMPOSITION BZ. STYLE 3 GOVERNMENT SPECIFICATION
MaterialBRONZE BODY
Furnished Items and Quantity1 HANDLE AND 1 LOCKING DEVICE
Style DesignatorSTRAIGHT THRU
Operating Pressure600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5930-00-189-4097SM-A-570847 INTERCHANGEABLE
Switch,pressure
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5340-00-357-926975102 INTERCHANGEABLE
Key Blank
Briggs and Stratton Corp
2915-00-977-104675102 INTERCHANGEABLE
Flange,sleeve,gover
Triumph Engine Control Systems Llc
Cross-Reference Index
Part NumberManufacturer
75-102 PRIMARY W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch (USA)
Related Parts
5930-00-189-4097INTERCHANGEABLE
SWITCH,PRESSURE
SM-A-570847
5340-00-357-9269INTERCHANGEABLE
KEY BLANK
75102
2915-00-977-1046INTERCHANGEABLE
FLANGE,SLEEVE,GOVER
75102

Frequently Asked Questions

What is NSN 4820-01-525-3565?

NSN 4820-01-525-3565 is a Valve,ball, manufactured by W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-525-3565?

NSN 4820-01-525-3565 has 1 cross-referenced part number: 75-102 (W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch).

What NSN replaces 4820-01-525-3565?

There are 3 known substitutes for 4820-01-525-3565: 5930-00-189-4097, 5340-00-357-9269, 2915-00-977-1046. Verify interchangeability with system specifications before substitution.

What are the specifications of 75-102?

Key specifications for 75-102: Valve Operation Method: MANUAL; Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Specification/standard Data: 81348 - WW-V-35C, TYPE II, COMPOSITION BZ. STYLE 3 GOVERNMENT SPECIFICATION; Material: BRONZE BODY. 9 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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