PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

73893Valve,expansion

Applied Companies · NSN 4820-01-691-7418 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-691-7418 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-691-7418. Primary manufacturer part number: 73893.
Features
  • Valve,expansion — FSC 4820
  • Body Style: STRAIGHT THRU W/ OFFSET GIVE "ADQL" ONLY WHEN BOTH ENDS FLANGED
  • Temp Rating: 100.0 FAHRENHEIT DEGF
  • First End Connection Type: UNTHREADED INTERNAL PIPE
  • Valve Equalizer Location: EXTERNAL
  • Valve Expansion Control Type: THERMOSTATIC
  • Capillary Tube Length: 5.0 INCHES NOMINAL IN
  • Second End Style Designator: PLAIN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,expansion, cataloged under National Stock Number 4820-01-691-7418, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Applied Companies. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN4820-01-691-7418
Primary Part Number73893
Item NameValve,expansion
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerApplied Companies
StatusACTIVE
Body StyleSTRAIGHT THRU W/ OFFSET GIVE "ADQL" ONLY WHEN BOTH ENDS FLANGED
Temp Rating100.0 FAHRENHEIT DEGF
First End Connection TypeUNTHREADED INTERNAL PIPE
Valve Equalizer LocationEXTERNAL
Valve Expansion Control TypeTHERMOSTATIC
Capillary Tube Length5.0 INCHES NOMINAL IN
Second End Style DesignatorPLAIN
First End Style DesignatorSOCKET
Second End Connection TypeUNTHREADED INTERNAL PIPE
Second End Nominal Pipe Size Accommodated0.625 INCHES IN
First End Nominal Pipe Size Accommodated0.500 INCHES IN
End Connection Quantity2
Valve Equalizer Connection TypeSOLDER TUBE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2940-00-738-86742S5648 INTERCHANGEABLE
Filter Element,intake Air Cleane
Caterpillar Inc Div Caterpillar Defense
5325-00-866-431573893 INTERCHANGEABLE
Ring,retaining
Triumph Engine Control Systems Llc
5999-01-094-879273-893 INTERCHANGEABLE
Contact,electrical
Asco Power Services Inc Dba Asco Emergency Power Maintenance Incorporated
3040-01-209-0962 INTERCHANGEABLE
Connecting Link,rigid
Cross-Reference Index
Part NumberManufacturer
SJE-1-CP60 Parker-Hannifin Corp Div Sporlan Division (USA)
73893 PRIMARY Applied Companies (USA)
Related Parts
2940-00-738-8674INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
2S5648
5325-00-866-4315INTERCHANGEABLE
RING,RETAINING
73893
5999-01-094-8792INTERCHANGEABLE
CONTACT,ELECTRICAL
73-893
3040-01-209-0962INTERCHANGEABLE
CONNECTING LINK,RIGID

Frequently Asked Questions

What is NSN 4820-01-691-7418?

NSN 4820-01-691-7418 is a Valve,expansion, manufactured by Applied Companies, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-691-7418?

NSN 4820-01-691-7418 has 2 cross-referenced part numbers: SJE-1-CP60 (Parker-Hannifin Corp Div Sporlan Division), 73893 (Applied Companies).

What NSN replaces 4820-01-691-7418?

There are 4 known substitutes for 4820-01-691-7418: 2940-00-738-8674, 5325-00-866-4315, 5999-01-094-8792 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 73893?

Key specifications for 73893: Part Name Assigned by Controlling Agency: VALVE,THERMOSTATIC EXPANSION; Body Style: STRAIGHT THRU W/ OFFSET GIVE "ADQL" ONLY WHEN BOTH ENDS FLANGED; Temp Rating: 100.0 FAHRENHEIT DEGF; First End Connection Type: UNTHREADED INTERNAL PIPE. 15 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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