PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70243641-8Piston,control Valv

Kalmar AC Inc · NSN 4820-00-494-1782 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-494-1782 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-494-1782. Primary manufacturer part number: 70243641-8.
Features
  • Piston,control Valv — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Kalmar AC Inc
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Piston,control Valv, cataloged under National Stock Number 4820-00-494-1782, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Kalmar AC Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePiston,control Valv
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersKalmar AC Inc (CAGE 0AHU0); Husco International Inc (CAGE 93784)
Technical Specifications
ParameterValue
NSN4820-00-494-1782
Primary Part Number70243641-8
Item NamePiston,control Valv
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKalmar AC Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4130-00-509-0735 INTERCHANGEABLE
Plate,cover,crankca
1650-00-657-36799835419-10 INTERCHANGEABLE
Parts Kit,servo Valve
Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force
5975-00-930-4881 INTERCHANGEABLE
Strandlink,reducer
6505-01-003-9171 INTERCHANGEABLE
Chlorthalidone Tablets
5930-01-260-6462 INTERCHANGEABLE
Switch,push-Pull
6532-01-471-24135087 INTERCHANGEABLE
Slippers,convalescent Patients'
Principle Business Enterprises Inc
Cross-Reference Index
Part NumberManufacturer
70243641-8 PRIMARY Kalmar AC Inc (USA)
5087 Husco International Inc (USA)
Related Parts
4130-00-509-0735INTERCHANGEABLE
PLATE,COVER,CRANKCA
1650-00-657-3679INTERCHANGEABLE
PARTS KIT,SERVO VALVE
9835419-10
5975-00-930-4881INTERCHANGEABLE
STRANDLINK,REDUCER
6505-01-003-9171INTERCHANGEABLE
CHLORTHALIDONE TABLETS
5930-01-260-6462INTERCHANGEABLE
SWITCH,PUSH-PULL
6532-01-471-2413INTERCHANGEABLE
SLIPPERS,CONVALESCENT PATIENTS'
5087

Frequently Asked Questions

What is NSN 4820-00-494-1782?

NSN 4820-00-494-1782 is a Piston,control Valv, manufactured by Kalmar AC Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-494-1782?

NSN 4820-00-494-1782 has 2 cross-referenced part numbers: 70243641-8 (Kalmar AC Inc), 5087 (Husco International Inc).

What NSN replaces 4820-00-494-1782?

There are 6 known substitutes for 4820-00-494-1782: 4130-00-509-0735, 1650-00-657-3679, 5975-00-930-4881 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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