PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B1421E-6IN ITEM 32Disk,valve

Pima Valve, Llc · NSN 4820-01-466-2534 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-466-2534 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-466-2534. Primary manufacturer part number: B1421E-6IN ITEM 32.
Features
  • Disk,valve — FSC 4820
  • Material: NICKEL ALLOY
  • Media for Which Designed: STEAM
  • Pressure Rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
  • 3 verified cross-references
  • Primary manufacturer: Pima Valve, Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-466-2534, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Pima Valve, Llc. Government technical data includes 3 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-466-2534
Primary Part NumberB1421E-6IN ITEM 32
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerPima Valve, Llc
StatusACTIVE
MaterialNICKEL ALLOY
Media for Which DesignedSTEAM
Pressure Rating150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4820-01-307-35893135 INTERCHANGEABLE
Valve,angle
Hunt Valve Company, Inc.
4820-01-466-2480 INTERCHANGEABLE
Flange,gland,valve
4820-01-466-4511 INTERCHANGEABLE
Valve,angle
4820-01-468-18813060 INTERCHANGEABLE
Valve,angle
Hunt Valve Company, Inc.
Cross-Reference Index
Part NumberManufacturer
B1421E-6IN ITEM 32 Pima Valve, Llc (USA)
B1421E-6IN ITEM 32 Hunt Valve Company, Inc. (USA)
B1421E Pima Valve, Llc (USA)
Related Parts
4820-01-307-3589INTERCHANGEABLE
VALVE,ANGLE
3135
4820-01-466-2480INTERCHANGEABLE
FLANGE,GLAND,VALVE
4820-01-466-4511INTERCHANGEABLE
VALVE,ANGLE
4820-01-468-1881INTERCHANGEABLE
VALVE,ANGLE
3060

Frequently Asked Questions

What is NSN 4820-01-466-2534?

NSN 4820-01-466-2534 is a Disk,valve, manufactured by Pima Valve, Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-466-2534?

NSN 4820-01-466-2534 has 3 cross-referenced part numbers: B1421E-6IN ITEM 32 (Pima Valve, Llc), B1421E-6IN ITEM 32 (Hunt Valve Company, Inc.), B1421E (Pima Valve, Llc).

What NSN replaces 4820-01-466-2534?

There are 4 known substitutes for 4820-01-466-2534: 4820-01-307-3589, 4820-01-466-2480, 4820-01-466-4511 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B1421E-6IN ITEM 32?

Key specifications for B1421E-6IN ITEM 32: Material: NICKEL ALLOY; Media for Which Designed: STEAM; Pressure Rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; End Item Identification: BLUE RIDGE CLASS LCC-19. 5 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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