PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

77-102-01Valve,ball

Aalberts Integrated Piping Systems Americas, Inc. · NSN 4820-01-503-6496 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-503-6496 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-503-6496. Primary manufacturer part number: 77-102-01.
Features
  • Valve,ball — FSC 4820
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Connection Style: FLARE(TUBE) ALL ENDS
  • Specification/standard Data: 81349-WW-V-35C, TYPE II, COMP. BZ STYLE 3 GOVERNMENT SPECIFICATION
  • Material: COPPER ALLOY 360 STEM
  • Media for Which Designed: WATER-OIL-GAS FIRST RESPONSE
  • Valve Operation Method: MANUAL
  • Material: COPPER ALLOY 360 FLOW CONTROL DEVICE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy 360 Stem construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-01-503-6496, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Aalberts Integrated Piping Systems Americas, Inc.. Government technical data includes 15 verified specifications, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-503-6496
Primary Part Number77-102-01
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAalberts Integrated Piping Systems Americas, Inc.
StatusACTIVE
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Connection StyleFLARE(TUBE) ALL ENDS
Specification/standard Data81349-WW-V-35C, TYPE II, COMP. BZ STYLE 3 GOVERNMENT SPECIFICATION
MaterialCOPPER ALLOY 360 STEM
Media for Which DesignedWATER-OIL-GAS FIRST RESPONSE
Valve Operation MethodMANUAL
MaterialCOPPER ALLOY 360 FLOW CONTROL DEVICE
MaterialPLASTIC POLYTETRAFLUOROETHYLENE PACKING
Media for Which DesignedSTEAM SECOND RESPONSE
Style DesignatorSTRAIGHT THRU
Furnished Items and Quantity1 LEVER
MaterialPLASTIC POLYTETRAFLUOROETHYLENE SEAT
Nominal Pipe Size Accommodated0.375 INCHES ALL ENDS IN
Nondefinitive Spec/std Data2 TYPE AND BC COMPOSITION AND 3 STYLE
MaterialCOPPER ALLOY 844 BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-00-107-3004909532 INTERCHANGEABLE
Valve,ball
Vacu-Blast Corp
4820-01-346-9672T-580-70-1.25 INTERCHANGEABLE
Valve,ball
Nibco Inc Chemtrol Div
4820-01-425-687270-109-01A INTERCHANGEABLE
Valve,ball
Aalberts Integrated Piping Systems Americas, Inc.
4820-01-463-564683-545-29A INTERCHANGEABLE
Valve,ball
Conbraco Industries Inc
4820-01-463-569283-543-29 INTERCHANGEABLE
Valve,ball
Conbraco Industries Inc
Cross-Reference Index
Part NumberManufacturer
77-102-01 PRIMARY Aalberts Integrated Piping Systems Americas, Inc. (USA)
WW-V-35C Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
4820-00-107-3004INTERCHANGEABLE
VALVE,BALL
909532
4820-01-346-9672INTERCHANGEABLE
VALVE,BALL
T-580-70-1.25
4820-01-425-6872INTERCHANGEABLE
VALVE,BALL
70-109-01A
4820-01-463-5646INTERCHANGEABLE
VALVE,BALL
83-545-29A
4820-01-463-5692INTERCHANGEABLE
VALVE,BALL
83-543-29

Frequently Asked Questions

What is NSN 4820-01-503-6496?

NSN 4820-01-503-6496 is a Valve,ball, manufactured by Aalberts Integrated Piping Systems Americas, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-503-6496?

NSN 4820-01-503-6496 has 2 cross-referenced part numbers: 77-102-01 (Aalberts Integrated Piping Systems Americas, Inc.), WW-V-35C (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 4820-01-503-6496?

There are 5 known substitutes for 4820-01-503-6496: 4820-00-107-3004, 4820-01-346-9672, 4820-01-425-6872 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 77-102-01?

Key specifications for 77-102-01: Connection Type: THREADED INTERNAL PIPE ALL ENDS; Connection Style: FLARE(TUBE) ALL ENDS; Specification/standard Data: 81349-WW-V-35C, TYPE II, COMP. BZ STYLE 3 GOVERNMENT SPECIFICATION; Material: COPPER ALLOY 360 STEM. 15 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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