PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1 1/2IN 466B NP P124AValve,ball

Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 · NSN 4820-01-057-7643 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-057-7643 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-057-7643. Primary manufacturer part number: 1 1/2IN 466B NP P124A.
Features
  • Valve,ball — FSC 4820
  • Operating Pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE
  • Material: STEEL COMP 316 BODY
  • Material Document and Classification: FEDSTD66,AISI 316/SAE 30316 FED STD SINGLE MATERIAL RESPONSE OVERALL
  • Style Designator: STRAIGHT THRU
  • Material: STEEL COMP 316 FLOW CONTROL DEVICE
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 316 Body construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-01-057-7643, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references 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: Cancelled.

Technical Specifications
ParameterValue
NSN4820-01-057-7643
Primary Part Number1 1/2IN 466B NP P124A
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWorcester Controls Corp P O Box 2609 Cookeville Tn 385022609
StatusCANCELLED
Operating Pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
MaterialSTEEL COMP 316 BODY
Material Document and ClassificationFEDSTD66,AISI 316/SAE 30316 FED STD SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorSTRAIGHT THRU
MaterialSTEEL COMP 316 FLOW CONTROL DEVICE
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
Nominal Pipe Size Accommodated1.500 INCHES ALL ENDS IN
Valve Operation MethodMANUAL
Connection StyleSOCKET ALL ENDS
Connection TypeUNTHREADED INTERNAL PIPE ALL ENDS
MaterialSTEEL COMP 316 STEM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
8145-00-371-1696P124 INTERCHANGEABLE
Shipping and Storage Container,p
Naval Inventory Control Point
6695-00-405-7762 INTERCHANGEABLE
Meter Movement
2940-00-499-9948120 INTERCHANGEABLE
Filter Element,fluid
Deluxe Products Div Walker Mfg Co
2940-00-554-771251121 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
4820-01-057-6252 INTERCHANGEABLE
Tailpiece,valve
7450-01-262-7301 INTERCHANGEABLE
Recorder-Reproducer Case,sound
5310-01-391-9341P-124 INTERCHANGEABLE
Nut,self-Locking,hexagon
Alfred Conhagen, Inc.
5950-01-432-55528519522-1 INTERCHANGEABLE
Reactor
Honeywell International Inc. Dba Honeywell International
Cross-Reference Index
Part NumberManufacturer
1 1/2IN 466B NP P124A Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 (USA)
P124 Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 (USA)
1 1/2 466BNP P124A Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 (USA)
P124REV13 1 1-2IN Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 (USA)
Related Parts
8145-00-371-1696INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,P
P124
6695-00-405-7762INTERCHANGEABLE
METER MOVEMENT
2940-00-499-9948INTERCHANGEABLE
FILTER ELEMENT,FLUID
120
2940-00-554-7712INTERCHANGEABLE
FILTER ELEMENT,FLUID
51121
4820-01-057-6252INTERCHANGEABLE
TAILPIECE,VALVE
7450-01-262-7301INTERCHANGEABLE
RECORDER-REPRODUCER CASE,SOUND
5310-01-391-9341INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
P-124
5950-01-432-5552INTERCHANGEABLE
REACTOR
8519522-1

Frequently Asked Questions

What is NSN 4820-01-057-7643?

NSN 4820-01-057-7643 is a Valve,ball, manufactured by Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-01-057-7643?

NSN 4820-01-057-7643 has 4 cross-referenced part numbers: 1 1/2IN 466B NP P124A (Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609), P124 (Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609), 1 1/2 466BNP P124A (Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609), P124REV13 1 1-2IN (Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609).

What NSN replaces 4820-01-057-7643?

There are 8 known substitutes for 4820-01-057-7643: 8145-00-371-1696, 6695-00-405-7762, 2940-00-499-9948 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1 1/2IN 466B NP P124A?

Key specifications for 1 1/2IN 466B NP P124A: Operating Pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE; Material: STEEL COMP 316 BODY; Material Document and Classification: FEDSTD66,AISI 316/SAE 30316 FED STD SINGLE MATERIAL RESPONSE OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-01-057-7643 still in active supply?

NSN 4820-01-057-7643 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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