NSN 2520-01-540-3178 · NIIN 015403178 · Part number 12326703
U S Army Tank Automotive Command Amsta-Im-Mm · FSC 2520 — Vehicular Power Transmission Components · FSG 25 — Vehicular Equipment Components · CAGE 19207
Government record, cited
NSN 2520-01-540-3178 — this item is cataloged by the U.S. Government under National Stock Number 2520-01-540-3178. Manufacturer of record part number: 12326703.
Also searched as2520-01-540-3178 ·
2520015403178 ·
NIIN 015403178 ·
01-540-3178 ·
FSC 2520 Vehicular Power Transmission Components · CAGE 19207 · 12326703
Nearby stock numbers← 2520-01-540-3070 Axle Assembly, Automotive, Driving
·
2520-01-540-3243 Control Assembly, Gate, Lever Shif →
Features
Breather — FSC 2520
1 manufacturer part number on file
Manufacturer of record: U S Army Tank Automotive Command Amsta-Im-Mm
Identification
NSN: 2520-01-540-3178
NIIN: 015403178
FSC: 2520 — Vehicular Power Transmission Components
FSG: 25 — Vehicular Equipment Components
Primary part number: 12326703
Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
General Description
The Breather, cataloged under National Stock Number 2520-01-540-3178, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2520-01-540-3178
Primary Part Number
12326703
Item Name
Breather
FSC / FSG
2520 / 25 — Vehicular Power Transmission Components
Manufacturer
U S Army Tank Automotive Command Amsta-Im-Mm
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
U S Army Tank Automotive Command Amsta-Im-Mm (USA)
No interchangeability data on file.
Other items in FSC 2520 — Vehicular Power Transmission Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2520-00-000-3976
2520-00-000-3976 · Item name not on file
2520-00-000-8852
2520-00-000-8852 · Item name not on file
2520-00-000-9292
2520-00-000-9292 · Item name not on file
2520-00-001-0011
2520-00-001-0011 · Item name not on file
2520-00-001-3397
2520-00-001-3397 · Item name not on file
2520-00-001-3425
2520-00-001-3425 · Item name not on file
2520-00-001-3440
ROLLER,CENTER
2520-00-001-3441
2520-00-001-3441 · Item name not on file
Frequently Asked Questions
What is NSN 2520-01-540-3178?
NSN 2520-01-540-3178 is a Breather, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
What part numbers are listed for NSN 2520-01-540-3178?
NSN 2520-01-540-3178 has 1 manufacturer part number on file: 12326703 (U S Army Tank Automotive Command Amsta-Im-Mm).
What are the specifications of 12326703?
Key specifications for 12326703: Overall Height: 8.000 INCHES NOMINAL IN; Overall Width: 5.500 INCHES NOMINAL IN; Special Features: FILTRATION DATA: 1 MICRON; Part Name Assigned by Controlling Agency: FILTER BREATHER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 2520-01-540-3178 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.