PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

012506950Valve,ball

Haws Corporation · NSN 4820-01-338-4278 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-338-4278 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-338-4278. Primary manufacturer part number: 012506950.
Features
  • Valve,ball — FSC 4820
  • Style Designator: STRAIGHT THRU
  • Thread Series Designator: NPT ALL ENDS
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Material: COPPER ALLOY BODY
  • Surface Treatment: CHROMIUM
  • Connection Type: THREADED EXTERNAL PIPE ALL ENDS
  • Connection Style: PLAIN (PIPE) ALL ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-01-338-4278, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Haws Corporation. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-338-4278
Primary Part Number012506950
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHaws Corporation
StatusACTIVE
Style DesignatorSTRAIGHT THRU
Thread Series DesignatorNPT ALL ENDS
Thread DirectionRIGHT-HAND ALL ENDS
MaterialCOPPER ALLOY BODY
Surface TreatmentCHROMIUM
Connection TypeTHREADED EXTERNAL PIPE ALL ENDS
Connection StylePLAIN (PIPE) ALL ENDS
Nominal Thread Size0.125 INCHES ALL ENDS IN
Valve Operation MethodMANUAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3020-00-528-0498BB120 INTERCHANGEABLE
Pulley,groove
Triumph Gear Systems Inc Dba Triumph Gear Systems Inc
5340-00-602-6976SL-6 INTERCHANGEABLE
Plunger,quick Release
Reid Supply Company
3439-01-373-2229 INTERCHANGEABLE
Soldering Iron,electric
5910-01-373-9886 INTERCHANGEABLE
Capacitor,variable,glass Dielect
Cross-Reference Index
Part NumberManufacturer
012506950 PRIMARY Haws Corporation (USA)
SP40 Haws Corporation (USA)
Related Parts
3020-00-528-0498INTERCHANGEABLE
PULLEY,GROOVE
BB120
5340-00-602-6976INTERCHANGEABLE
PLUNGER,QUICK RELEASE
SL-6
3439-01-373-2229INTERCHANGEABLE
SOLDERING IRON,ELECTRIC
5910-01-373-9886INTERCHANGEABLE
CAPACITOR,VARIABLE,GLASS DIELECT

Frequently Asked Questions

What is NSN 4820-01-338-4278?

NSN 4820-01-338-4278 is a Valve,ball, manufactured by Haws Corporation, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-338-4278?

NSN 4820-01-338-4278 has 2 cross-referenced part numbers: 012506950 (Haws Corporation), SP40 (Haws Corporation).

What NSN replaces 4820-01-338-4278?

There are 4 known substitutes for 4820-01-338-4278: 3020-00-528-0498, 5340-00-602-6976, 3439-01-373-2229 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 012506950?

Key specifications for 012506950: Style Designator: STRAIGHT THRU; Thread Series Designator: NPT ALL ENDS; Thread Direction: RIGHT-HAND ALL ENDS; Material: COPPER ALLOY 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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