PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B-142-E-3.5Valve,angle

Hunt Valve Company, Inc. · NSN 4820-01-289-8273 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-289-8273 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-289-8273. Primary manufacturer part number: B-142-E-3.5.
Features
  • Valve,angle — FSC 4820
  • Material: COPPER ALLOY 836 FLOW CONTROL DEVICE
  • Material: COPPER ALLOY 836 BODY
  • Bolt Circle Nominal Diameter: 7.000 INCHES ALL ENDS IN
  • Supplementary Features: THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL;THE CURRENT APPROVED SOURCES; 30263 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984,THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984
  • Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE
  • Material: NICKEL ALLOY 400 STEM
  • Nominal Thickness: 0.688 INCHES ALL ENDS IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy 836 Flow Control Device construction
General Description

The Valve,angle, cataloged under National Stock Number 4820-01-289-8273, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-289-8273
Primary Part NumberB-142-E-3.5
Item NameValve,angle
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHunt Valve Company, Inc.
StatusACTIVE
MaterialCOPPER ALLOY 836 FLOW CONTROL DEVICE
MaterialCOPPER ALLOY 836 BODY
Bolt Circle Nominal Diameter7.000 INCHES ALL ENDS IN
Supplementary FeaturesTHIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL;THE CURRENT APPROVED SOURCES; 30263 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984,THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
MaterialNICKEL ALLOY 400 STEM
Nominal Thickness0.688 INCHES ALL ENDS IN
First Connection Face to Centerline Distance5.250 INCHES IN
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Flange Face DesignPLAIN ALL ENDS
Style DesignatorANGLE FLANGED ENDS
Bolt Hole Nominal Diameter0.750 INCHES ALL ENDS IN
Second Connection Face to Centerline Distance3.500 INCHES IN
Nominal Outside Diameter9.000 INCHES ALL ENDS IN
MaterialNICKEL ALLOY 400 AND NICKEL ALLOY SEAT
Bonnet Attachment MethodBOLTED
Flow Control DeviceDISK
Flange ShapeROUND WITH HOLES ALL ENDS
Bolt Hole Quantity8 ALL ENDS
Bonnet TypeOUTSIDE SCREW-YOKE
Valve Size3.500 INCHES IN
Valve Operation MethodMANUAL
Connection TypeFLANGE ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3455-00-228-5228 INTERCHANGEABLE
Cutter,milling,end
6210-00-459-4075 INTERCHANGEABLE
Lens,light
Cross-Reference Index
Part NumberManufacturer
B-142-E-3.5 Hunt Valve Company, Inc. (USA)
B-142-E-3.5 Pima Valve, Llc (USA)
B-142 Pima Valve, Llc (USA)
Related Parts
3455-00-228-5228INTERCHANGEABLE
CUTTER,MILLING,END
6210-00-459-4075INTERCHANGEABLE
LENS,LIGHT

Frequently Asked Questions

What is NSN 4820-01-289-8273?

NSN 4820-01-289-8273 is a Valve,angle, manufactured by Hunt Valve Company, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-289-8273?

NSN 4820-01-289-8273 has 3 cross-referenced part numbers: B-142-E-3.5 (Hunt Valve Company, Inc.), B-142-E-3.5 (Pima Valve, Llc), B-142 (Pima Valve, Llc).

What NSN replaces 4820-01-289-8273?

There are 2 known substitutes for 4820-01-289-8273: 3455-00-228-5228, 6210-00-459-4075. Verify interchangeability with system specifications before substitution.

What are the specifications of B-142-E-3.5?

Key specifications for B-142-E-3.5: Material: COPPER ALLOY 836 FLOW CONTROL DEVICE; Material: COPPER ALLOY 836 BODY; Bolt Circle Nominal Diameter: 7.000 INCHES ALL ENDS IN; Supplementary Features: THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL;THE CURRENT APPROVED SOURCES; 30263 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984,THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984. 23 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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