PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12346548Fan,vaneaxial

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 4140-01-329-4834 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-01-329-4834 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-329-4834. Primary manufacturer part number: 12346548.
Features
  • Fan,vaneaxial — FSC 4140
  • Rotation Direction for Which Designed: COUNTERCLOCKWISE
  • Mounting Facility Type and Quantity: 3 BASE
  • Drive Type: BELT
  • Flow Direction: INWARD
  • Shaft Bearing Type: ROLLER
  • 3 verified cross-references
  • Primary manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fan,vaneaxial, cataloged under National Stock Number 4140-01-329-4834, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, 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
NSN4140-01-329-4834
Primary Part Number12346548
Item NameFan,vaneaxial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Rotation Direction for Which DesignedCOUNTERCLOCKWISE
Mounting Facility Type and Quantity3 BASE
Drive TypeBELT
Flow DirectionINWARD
Shaft Bearing TypeROLLER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-168-031330670 INTERCHANGEABLE
Bearing Block
Eaton Aerospace, Llc Dba Jackson South
5315-00-281-7230A2677A INTERCHANGEABLE
Pin,spring
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
3455-01-046-148519704 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
Cross-Reference Index
Part NumberManufacturer
12346548 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
30670 Ge Aviation Systems Llc Dba Ge Aviation (USA)
30670 Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA)
Related Parts
3110-00-168-0313INTERCHANGEABLE
BEARING BLOCK
30670
5315-00-281-7230INTERCHANGEABLE
PIN,SPRING
A2677A
3455-01-046-1485INTERCHANGEABLE
REAMER,MACHINE
19704

Frequently Asked Questions

What is NSN 4140-01-329-4834?

NSN 4140-01-329-4834 is a Fan,vaneaxial, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-01-329-4834?

NSN 4140-01-329-4834 has 3 cross-referenced part numbers: 12346548 (U S Army Tank Automotive Command Amsta-Im-Mm), 30670 (Ge Aviation Systems Llc Dba Ge Aviation), 30670 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).

What NSN replaces 4140-01-329-4834?

There are 3 known substitutes for 4140-01-329-4834: 3110-00-168-0313, 5315-00-281-7230, 3455-01-046-1485. Verify interchangeability with system specifications before substitution.

What are the specifications of 12346548?

Key specifications for 12346548: Rotation Direction for Which Designed: COUNTERCLOCKWISE; Mounting Facility Type and Quantity: 3 BASE; Drive Type: BELT; End Item Identification: 2350-01-087-1095. 6 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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