PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

123-0073Breather

Cummins Power Generation Inc. · NSN 2805-00-535-3827 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-535-3827 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-535-3827. Primary manufacturer part number: 123-0073.
Features
  • Breather — FSC 2805
  • Body Material: RUBBER
  • Outside Diameter: 1.219 INCHES MAXIMUM IN
  • 5 verified cross-references
  • Primary manufacturer: Cummins Power Generation Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Breather, cataloged under National Stock Number 2805-00-535-3827, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Cummins Power Generation Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2805-00-535-3827
Primary Part Number123-0073
Item NameBreather
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerCummins Power Generation Inc.
StatusCANCELLED
Body MaterialRUBBER
Outside Diameter1.219 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
4140-00-163-5154010085000 INTERCHANGEABLE
Fan,tubeaxial
Rotron Incorporated
5133-00-262-2171 INTERCHANGEABLE
Drill,twist
6150-00-989-7860REDAR314-3 INTERCHANGEABLE
Cable Assembly,special Purpose,e
R.e. Darling Co., Inc.
5340-01-061-228712373 INTERCHANGEABLE
Retainer,helical Compression Spr
Aerocontrolex Group, Inc. Div Talley Actuators
2530-01-167-1767 INTERCHANGEABLE
Guard,steering Unit
3120-01-280-657512373 INTERCHANGEABLE
Bearing,sleeve
Westerbeke Corporation
5340-01-498-6306 INTERCHANGEABLE
Cover,access
6525-01-575-0144100-0802-02 INTERCHANGEABLE
Mirror,return,computed Radiograp
Minxray Inc
5330-01-605-887912373 INTERCHANGEABLE
Gasket
Tegam, Inc.
Cross-Reference Index
Part NumberManufacturer
010085 Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc (USA)
123-73 Cummins Power Generation Inc. (USA)
123-0073 PRIMARY Cummins Power Generation Inc. (USA)
123B73 Cummins Power Generation Inc. (USA)
123A73 Cummins Power Generation Inc. (USA)
Related Parts
4140-00-163-5154INTERCHANGEABLE
FAN,TUBEAXIAL
010085000
5133-00-262-2171INTERCHANGEABLE
DRILL,TWIST
6150-00-989-7860INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
REDAR314-3
5340-01-061-2287INTERCHANGEABLE
RETAINER,HELICAL COMPRESSION SPR
12373
2530-01-167-1767INTERCHANGEABLE
GUARD,STEERING UNIT
3120-01-280-6575INTERCHANGEABLE
BEARING,SLEEVE
12373
5340-01-498-6306INTERCHANGEABLE
COVER,ACCESS
6525-01-575-0144INTERCHANGEABLE
MIRROR,RETURN,COMPUTED RADIOGRAP
100-0802-02
5330-01-605-8879INTERCHANGEABLE
GASKET
12373

Frequently Asked Questions

What is NSN 2805-00-535-3827?

NSN 2805-00-535-3827 is a Breather, manufactured by Cummins Power Generation Inc., classified under FSC 2805 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2805-00-535-3827?

NSN 2805-00-535-3827 has 5 cross-referenced part numbers: 010085 (Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc), 123-73 (Cummins Power Generation Inc.), 123-0073 (Cummins Power Generation Inc.), 123B73 (Cummins Power Generation Inc.), 123A73 (Cummins Power Generation Inc.).

What NSN replaces 2805-00-535-3827?

There are 9 known substitutes for 2805-00-535-3827: 4140-00-163-5154, 5133-00-262-2171, 6150-00-989-7860 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 123-0073?

Key specifications for 123-0073: Body Material: RUBBER; Overall Height: 1.125 INCHES MAXIMUM IN; Outside Diameter: 1.219 INCHES MAXIMUM IN; Special Features: W/BODY;W/CAP,CRIMP-ON TYPE;NON-THREADED TYPE,0.906 IN.OD MTG,CLAMP TYPE LOCKING FEATURE IN. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2805-00-535-3827 still in active supply?

NSN 2805-00-535-3827 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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