PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ST-22Stroller,ventilating Fan

Calder Machine Co Inc Air Max Fan Div · NSN 4140-01-437-2871 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-01-437-2871 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-437-2871. Primary manufacturer part number: ST-22.
Features
  • Stroller,ventilating Fan — FSC 4140
  • General Characteristics Item Description: LOW PROFILE TYPE; FOR 22 IN. FAN; VERTICAL ADJUSTMENT; 6 IN. HARD RUBBER TIRES IN
  • 1 verified cross-reference
  • Primary manufacturer: Calder Machine Co Inc Air Max Fan Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Stroller,ventilating Fan, cataloged under National Stock Number 4140-01-437-2871, is classified within Federal Supply Class 4140 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Calder Machine Co Inc Air Max Fan Div. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-01-437-2871
Primary Part NumberST-22
Item NameStroller,ventilating Fan
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerCalder Machine Co Inc Air Max Fan Div
StatusACTIVE
General Characteristics Item DescriptionLOW PROFILE TYPE; FOR 22 IN. FAN; VERTICAL ADJUSTMENT; 6 IN. HARD RUBBER TIRES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6650-00-071-3102 INTERCHANGEABLE
Microscope,optical
5999-00-272-2171ST22 INTERCHANGEABLE
Clip,electrical
Standard Motor Products
3130-00-888-7415 INTERCHANGEABLE
Bearing Unit,ball
Cross-Reference Index
Part NumberManufacturer
ST-22 Calder Machine Co Inc Air Max Fan Div (USA)
Related Parts
6650-00-071-3102INTERCHANGEABLE
MICROSCOPE,OPTICAL
5999-00-272-2171INTERCHANGEABLE
CLIP,ELECTRICAL
ST22
3130-00-888-7415INTERCHANGEABLE
BEARING UNIT,BALL

Frequently Asked Questions

What is NSN 4140-01-437-2871?

NSN 4140-01-437-2871 is a Stroller,ventilating Fan, manufactured by Calder Machine Co Inc Air Max Fan Div, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-01-437-2871?

NSN 4140-01-437-2871 has 1 cross-referenced part number: ST-22 (Calder Machine Co Inc Air Max Fan Div).

What NSN replaces 4140-01-437-2871?

There are 3 known substitutes for 4140-01-437-2871: 6650-00-071-3102, 5999-00-272-2171, 3130-00-888-7415. Verify interchangeability with system specifications before substitution.

What are the specifications of ST-22?

Key specifications for ST-22: Special Features: NIP ITEM; End Item Identification: CALDER MACHINE CO. INC. MODEL AM-22 VENTILATING FAN; General Characteristics Item Description: LOW PROFILE TYPE; FOR 22 IN. FAN; VERTICAL ADJUSTMENT; 6 IN. HARD RUBBER TIRES IN. 3 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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