PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

204-437Crankshaft,compressor

Aerocontrolex Group, Inc. · NSN 4310-00-574-1901 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-574-1901 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-574-1901. Primary manufacturer part number: 204-437.
Features
  • Crankshaft,compressor — FSC 4310
  • Compressor Source: 81833
  • 4 verified cross-references
  • Primary manufacturer: Aerocontrolex Group, Inc.
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Crankshaft,compressor, cataloged under National Stock Number 4310-00-574-1901, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Aerocontrolex Group, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-00-574-1901
Primary Part Number204-437
Item NameCrankshaft,compressor
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerAerocontrolex Group, Inc.
StatusACTIVE
Compressor Source81833
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3110-00-271-003910043943 INTERCHANGEABLE
Bearing,ball,annular
Aerocontrolex Group, Inc.
4440-00-446-4028101-222 INTERCHANGEABLE
Compressor-Dehydrator,electronic
Aerocontrolex Group, Inc.
5365-00-531-234310043943-20 INTERCHANGEABLE
Spacer,ring
Aerocontrolex Group, Inc.
4310-00-574-19005205211000 INTERCHANGEABLE
Stop,valve
Aerocontrolex Group, Inc.
4310-00-574-190210043943-12 INTERCHANGEABLE
Crankshaft,compressor
Us Army Aviation and Missile Command
4310-00-589-384610043943-30 INTERCHANGEABLE
Plate,reed Valve
Us Army Aviation and Missile Command
4310-00-591-2593205-024 INTERCHANGEABLE
Ring,piston
Aerocontrolex Group, Inc.
3010-01-140-87002-3383 INTERCHANGEABLE
Transmission,mechanical,nonvehic
Maytag Corporation Dba Maytag Appliancessales
5905-01-238-0386 INTERCHANGEABLE
Resistor Network,fixed,wire Woun
5895-01-342-1437456005 INTERCHANGEABLE
Synthesizer,electrical Frequency
Spectrum Microwave, Inc.
Cross-Reference Index
Part NumberManufacturer
204-437 PRIMARY Aerocontrolex Group, Inc. (USA)
204-437REVG Aerocontrolex Group, Inc. (USA)
10043943-13 Us Army Aviation and Missile Command (USA)
10043943 Us Army Aviation and Missile Command (USA)
Related Parts
3110-00-271-0039INTERCHANGEABLE
BEARING,BALL,ANNULAR
10043943
4440-00-446-4028INTERCHANGEABLE
COMPRESSOR-DEHYDRATOR,ELECTRONIC
101-222
5365-00-531-2343INTERCHANGEABLE
SPACER,RING
10043943-20
4310-00-574-1900INTERCHANGEABLE
STOP,VALVE
5205211000
4310-00-574-1902INTERCHANGEABLE
CRANKSHAFT,COMPRESSOR
10043943-12
4310-00-589-3846INTERCHANGEABLE
PLATE,REED VALVE
10043943-30
4310-00-591-2593INTERCHANGEABLE
RING,PISTON
205-024
3010-01-140-8700INTERCHANGEABLE
TRANSMISSION,MECHANICAL,NONVEHIC
2-3383
5905-01-238-0386INTERCHANGEABLE
RESISTOR NETWORK,FIXED,WIRE WOUN
5895-01-342-1437INTERCHANGEABLE
SYNTHESIZER,ELECTRICAL FREQUENCY
456005

Frequently Asked Questions

What is NSN 4310-00-574-1901?

NSN 4310-00-574-1901 is a Crankshaft,compressor, manufactured by Aerocontrolex Group, Inc., classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-574-1901?

NSN 4310-00-574-1901 has 4 cross-referenced part numbers: 204-437 (Aerocontrolex Group, Inc.), 204-437REVG (Aerocontrolex Group, Inc.), 10043943-13 (Us Army Aviation and Missile Command), 10043943 (Us Army Aviation and Missile Command).

What NSN replaces 4310-00-574-1901?

There are 10 known substitutes for 4310-00-574-1901: 3110-00-271-0039, 4440-00-446-4028, 5365-00-531-2343 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 204-437?

Key specifications for 204-437: Compressor Source: 81833. 1 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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