PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D21483Valve,pneumatic Tank

Rheem Mfg Co Air Conditioning Div · NSN 4820-00-105-8277 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-105-8277 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-105-8277. Primary manufacturer part number: D21483.
Features
  • Valve,pneumatic Tank — FSC 4820
  • Temp Rating: 160.0 FAHRENHEIT DEGF
  • Material: STEEL SPRING
  • End Connection Quantity: 2
  • Material: STEEL AND RUBBER FLOW CONTROL DEVICE
  • First End Outside Diameter Tube Accommodated: 0.375 INCHES NOMINAL IN
  • Second End Outside Diameter Tube Accommodated: 0.250 INCHES NOMINAL IN
  • Second End Style Designator: GASKET SEAL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Spring construction
General Description

The Valve,pneumatic Tank, cataloged under National Stock Number 4820-00-105-8277, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Rheem Mfg Co Air Conditioning Div. Government technical data includes 18 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-105-8277
Primary Part NumberD21483
Item NameValve,pneumatic Tank
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerRheem Mfg Co Air Conditioning Div
StatusACTIVE
Temp Rating160.0 FAHRENHEIT DEGF
MaterialSTEEL SPRING
End Connection Quantity2
MaterialSTEEL AND RUBBER FLOW CONTROL DEVICE
First End Outside Diameter Tube Accommodated0.375 INCHES NOMINAL IN
Second End Outside Diameter Tube Accommodated0.250 INCHES NOMINAL IN
Second End Style DesignatorGASKET SEAL
MaterialCOPPER ALLOY SEAT
Commercial Spring Tension RatingNOT RATED
Media for Which DesignedAIR
MaterialCOPPER ALLOY BODY
Flow Control DeviceCORE
First End Style DesignatorPLAIN
Second End Thread Class2A A
Second End Relationship with First EndNOT IDENTICAL
MaterialSTEEL STEM
Body StyleSTRAIGHT THRU
Commercial Core Length DesignatorSTANDARD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5905-00-176-2458A404.27 INTERCHANGEABLE
Resistor,fixed,film
Ward Leonard Ct Llc
5315-00-187-3256MS24692-81 INTERCHANGEABLE
Pin,tapered,plain
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5950-00-578-862140427 INTERCHANGEABLE
Transformer,power
Hanovia Specialty Lighting Llc
5950-00-660-4644 INTERCHANGEABLE
Transformer,power
5962-01-078-574440427 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
5950-01-147-6935280191 INTERCHANGEABLE
Transformer,power
Astra Products Co., Inc. of Tampa Dba Astra Products Co Inc of Tampa
4930-01-307-272140427 INTERCHANGEABLE
Breather Assembly
Eaton Corporation Dba Eaton Inoac
5310-01-729-412240427 INTERCHANGEABLE
Nut,plain,hexagon
Hartzell Engine Technologies Llc
Cross-Reference Index
Part NumberManufacturer
D21483 Rheem Mfg Co Air Conditioning Div (USA)
40427 Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons Dba Use CAGE Code 3e2t9 for Cataloging (USA)
VUS3-46 Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons Dba Use CAGE Code 3e2t9 for Cataloging (USA)
Related Parts
5905-00-176-2458INTERCHANGEABLE
RESISTOR,FIXED,FILM
A404.27
5315-00-187-3256INTERCHANGEABLE
PIN,TAPERED,PLAIN
MS24692-81
5950-00-578-8621INTERCHANGEABLE
TRANSFORMER,POWER
40427
5950-00-660-4644INTERCHANGEABLE
TRANSFORMER,POWER
5962-01-078-5744INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
40427
5950-01-147-6935INTERCHANGEABLE
TRANSFORMER,POWER
280191
4930-01-307-2721INTERCHANGEABLE
BREATHER ASSEMBLY
40427
5310-01-729-4122INTERCHANGEABLE
NUT,PLAIN,HEXAGON
40427

Frequently Asked Questions

What is NSN 4820-00-105-8277?

NSN 4820-00-105-8277 is a Valve,pneumatic Tank, manufactured by Rheem Mfg Co Air Conditioning Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-105-8277?

NSN 4820-00-105-8277 has 3 cross-referenced part numbers: D21483 (Rheem Mfg Co Air Conditioning Div), 40427 (Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons Dba Use CAGE Code 3e2t9 for Cataloging), VUS3-46 (Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons Dba Use CAGE Code 3e2t9 for Cataloging).

What NSN replaces 4820-00-105-8277?

There are 8 known substitutes for 4820-00-105-8277: 5905-00-176-2458, 5315-00-187-3256, 5950-00-578-8621 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of D21483?

Key specifications for D21483: Temp Rating: 160.0 FAHRENHEIT DEGF; Material: STEEL SPRING; End Connection Quantity: 2; Material: STEEL AND RUBBER FLOW CONTROL DEVICE. 18 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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