PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

500MParts Kit,air Dryer

Altec Air, Llc Dba Altec Llc · NSN 4440-00-732-8974 · FSC 4440 · No Item Name Available
Verified by PartsTable
NSN 4440-00-732-8974 — this item is cataloged by the U.S. Government under National Stock Number 4440-00-732-8974. Primary manufacturer part number: 500M.
Features
  • Parts Kit,air Dryer — FSC 4440
  • General Characteristics Item Description: CONSISTS OF 7371 FILTER INSERT ASSEMBLY 4; B-288 FILTER ELEMENT 4+ N7372 PILOT UNLOADER WHICH INCLUDES 5883 FILTER 1; 7372A O-RING 2,5480 WASHER 2,7349A CHECK VALVE GASKET 2+ 6851 O-RING 1; 2169 SPRING 1; 1536 SPRING 1; 2130 GASKET 1 A
  • 1 verified cross-reference
  • Primary manufacturer: Altec Air, Llc Dba Altec Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Parts Kit,air Dryer, cataloged under National Stock Number 4440-00-732-8974, is classified within Federal Supply Class 4440 (No Item Name Available) of the Furnace, Steam, Drying, Nuclear Reactors group. The primary manufacturer of record is Altec Air, Llc Dba Altec Llc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN4440-00-732-8974
Primary Part Number500M
Item NameParts Kit,air Dryer
FSC / FSG4440 / 44 — No Item Name Available
ManufacturerAltec Air, Llc Dba Altec Llc
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF 7371 FILTER INSERT ASSEMBLY 4; B-288 FILTER ELEMENT 4+ N7372 PILOT UNLOADER WHICH INCLUDES 5883 FILTER 1; 7372A O-RING 2,5480 WASHER 2,7349A CHECK VALVE GASKET 2+ 6851 O-RING 1; 2169 SPRING 1; 1536 SPRING 1; 2130 GASKET 1 A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4310-00-150-6133500M INTERCHANGEABLE
Vacuum Pump Unit,rotary
Fl Industries Inc Pneumotive Div
5940-00-643-5470S500 INTERCHANGEABLE
Splice,conductor
Penn-Union Corp Div Penn-Union Corp
3805-01-054-3986500M INTERCHANGEABLE
Grader,road,motorized
Komatsu America Corporation
5140-01-662-0393 INTERCHANGEABLE
Belt,tool,repairman's
Cross-Reference Index
Part NumberManufacturer
500M PRIMARY Altec Air, Llc Dba Altec Llc (USA)
Related Parts
4310-00-150-6133INTERCHANGEABLE
VACUUM PUMP UNIT,ROTARY
500M
5940-00-643-5470INTERCHANGEABLE
SPLICE,CONDUCTOR
S500
3805-01-054-3986INTERCHANGEABLE
GRADER,ROAD,MOTORIZED
500M
5140-01-662-0393INTERCHANGEABLE
BELT,TOOL,REPAIRMAN'S

Frequently Asked Questions

What is NSN 4440-00-732-8974?

NSN 4440-00-732-8974 is a Parts Kit,air Dryer, manufactured by Altec Air, Llc Dba Altec Llc, classified under FSC 4440 (No Item Name Available). Status: active.

What are the part numbers for NSN 4440-00-732-8974?

NSN 4440-00-732-8974 has 1 cross-referenced part number: 500M (Altec Air, Llc Dba Altec Llc).

What NSN replaces 4440-00-732-8974?

There are 4 known substitutes for 4440-00-732-8974: 4310-00-150-6133, 5940-00-643-5470, 3805-01-054-3986 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 500M?

Key specifications for 500M: General Characteristics Item Description: CONSISTS OF 7371 FILTER INSERT ASSEMBLY 4; B-288 FILTER ELEMENT 4+ N7372 PILOT UNLOADER WHICH INCLUDES 5883 FILTER 1; 7372A O-RING 2,5480 WASHER 2,7349A CHECK VALVE GASKET 2+ 6851 O-RING 1; 2169 SPRING 1; 1536 SPRING 1; 2130 GASKET 1 A. 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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