PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3703651Valve,expansion

Chrysler Corp Service and Parts Opns · NSN 4820-01-175-7679 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-175-7679 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-175-7679. Primary manufacturer part number: 3703651.
Features
  • Valve,expansion — FSC 4820
  • First End Connection Type: THREADED EXTERNAL TUBE
  • End Connection Quantity: 2
  • Flow Control Device: DIAPHRAGM
  • Second End Relationship with First End: NOT IDENTICAL
  • 4 verified cross-references
  • Primary manufacturer: Chrysler Corp Service and Parts Opns
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,expansion, cataloged under National Stock Number 4820-01-175-7679, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Chrysler Corp Service and Parts Opns. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN4820-01-175-7679
Primary Part Number3703651
Item NameValve,expansion
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerChrysler Corp Service and Parts Opns
StatusACTIVE
First End Connection TypeTHREADED EXTERNAL TUBE
End Connection Quantity2
Flow Control DeviceDIAPHRAGM
Second End Relationship with First EndNOT IDENTICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5905-00-045-5422 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
4730-00-278-5496 INTERCHANGEABLE
Nut,tube Coupling
5365-00-495-9567801245 INTERCHANGEABLE
Bushing,shackle
Am General Llc
2530-01-265-3786207365 INTERCHANGEABLE
Spider,brake
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
Cross-Reference Index
Part NumberManufacturer
A8255 Everco Industries Inc (USA)
207365 Genuine Parts Company Dba Napa Auto Parts (USA)
3703651 PRIMARY Chrysler Corp Service and Parts Opns (USA)
A8255 Everco Industries Inc (USA)
Related Parts
5905-00-045-5422INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
4730-00-278-5496INTERCHANGEABLE
NUT,TUBE COUPLING
5365-00-495-9567INTERCHANGEABLE
BUSHING,SHACKLE
801245
2530-01-265-3786INTERCHANGEABLE
SPIDER,BRAKE
207365

Frequently Asked Questions

What is NSN 4820-01-175-7679?

NSN 4820-01-175-7679 is a Valve,expansion, manufactured by Chrysler Corp Service and Parts Opns, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-175-7679?

NSN 4820-01-175-7679 has 4 cross-referenced part numbers: A8255 (Everco Industries Inc), 207365 (Genuine Parts Company Dba Napa Auto Parts), 3703651 (Chrysler Corp Service and Parts Opns), A8255 (Everco Industries Inc).

What NSN replaces 4820-01-175-7679?

There are 4 known substitutes for 4820-01-175-7679: 5905-00-045-5422, 4730-00-278-5496, 5365-00-495-9567 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3703651?

Key specifications for 3703651: Special Features: USED ON 1974-75 MEDIUM-HEAVY DODGE TRUCKS MODELS 500,600,700 AND 800;CONVENTIONAL CAB AND 4 WHEEL DRIVE; First End Connection Type: THREADED EXTERNAL TUBE; End Connection Quantity: 2; Flow Control Device: DIAPHRAGM. 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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