PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

64046Breather,vehicular

Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. · NSN 2520-01-149-6689 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-01-149-6689 — this item is cataloged by the U.S. Government under National Stock Number 2520-01-149-6689. Primary manufacturer part number: 64046.
Features
  • Breather,vehicular — FSC 2520
  • 4 verified cross-references
  • Primary manufacturer: Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Breather,vehicular, cataloged under National Stock Number 2520-01-149-6689, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBreather,vehicular
FSC / FSG2520 — No Item Name Available (FSG 25)
ManufacturersTiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (CAGE 13841); Allied Witan Co Dba Alwitco (CAGE 99016)
Technical Specifications
ParameterValue
NSN2520-01-149-6689
Primary Part Number64046
Item NameBreather,vehicular
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerTiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5915-00-500-98962920137-46 INTERCHANGEABLE
Filter,band Pass
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5120-01-550-3560 INTERCHANGEABLE
Wrench,torque
Cross-Reference Index
Part NumberManufacturer
64046 PRIMARY Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
0178028 F28 Allied Witan Co Dba Alwitco (USA)
F28-10TYPEBF Allied Witan Co Dba Alwitco (USA)
F28-10 TYPE BF Allied Witan Co Dba Alwitco (USA)
Related Parts
5915-00-500-9896INTERCHANGEABLE
FILTER,BAND PASS
2920137-46
5120-01-550-3560INTERCHANGEABLE
WRENCH,TORQUE

Frequently Asked Questions

What is NSN 2520-01-149-6689?

NSN 2520-01-149-6689 is a Breather,vehicular, manufactured by Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp., classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-01-149-6689?

NSN 2520-01-149-6689 has 4 cross-referenced part numbers: 64046 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 0178028 F28 (Allied Witan Co Dba Alwitco), F28-10TYPEBF (Allied Witan Co Dba Alwitco), F28-10 TYPE BF (Allied Witan Co Dba Alwitco).

What NSN replaces 2520-01-149-6689?

There are 2 known substitutes for 2520-01-149-6689: 5915-00-500-9896, 5120-01-550-3560. Verify interchangeability with system specifications before substitution.

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