PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9495PC4Breather

Davey Compressor Co Div of Keco Industries Inc · NSN 4310-00-271-9053 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-271-9053 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-271-9053. Primary manufacturer part number: 9495PC4.
Features
  • Breather — FSC 4310
  • Outside Diameter: 3.812 INCHES MAXIMUM IN
  • Body Material: STEEL
  • Filter Type: DRY
  • 50 verified cross-references
  • Primary manufacturer: Davey Compressor Co Div of Keco Industries Inc
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Breather, cataloged under National Stock Number 4310-00-271-9053, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Davey Compressor Co Div of Keco Industries Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-00-271-9053
Primary Part Number9495PC4
Item NameBreather
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerDavey Compressor Co Div of Keco Industries Inc
StatusACTIVE
Outside Diameter3.812 INCHES MAXIMUM IN
Body MaterialSTEEL
Filter TypeDRY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6810-00-227-0433 INTERCHANGEABLE
Ferric Sulfate,anhydrous
5935-00-259-0169 INTERCHANGEABLE
Connector,receptacle,electrical
5315-00-292-47488143 INTERCHANGEABLE
Pin,straight,headless
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
2530-00-430-1862S1617KIT INTERCHANGEABLE
Lining,friction
Cmbf Products Inc
5820-00-496-9202 INTERCHANGEABLE
Diaphragm Assembly
5360-00-830-6444814-3 INTERCHANGEABLE
Spring,mechanical
Keysight Technologies Inc
2590-00-846-09439093375 INTERCHANGEABLE
Cap,filler Opening
U S Army Tank Automotive Command Amsta-Im-Mm
5330-00-943-7287 INTERCHANGEABLE
Gasket
5305-01-120-5890 INTERCHANGEABLE
Screw
5999-01-229-01978143 INTERCHANGEABLE
Interface Board
Epson America Inc
Cross-Reference Index
Part NumberManufacturer
9495PC4 Davey Compressor Co Div of Keco Industries Inc (USA)
11532PC5 Davey Compressor Co Div of Keco Industries Inc (USA)
9181BPC4 Davey Compressor Co Div of Keco Industries Inc (USA)
10576PC5 Hdt Expeditionary Systems Inc (USA)
11548PC5 Drs Environmental Systems Inc (USA)
10576PC5 Drs Environmental Systems Inc (USA)
10560PC5 Hdt Expeditionary Systems Inc (USA)
9694PC4 Drs Environmental Systems Inc (USA)
10560PC5 Drs Environmental Systems Inc (USA)
8143 Drs Environmental Systems Inc (USA)
9495PC4 Hdt Expeditionary Systems Inc (USA)
8143 Hdt Expeditionary Systems Inc (USA)
10560PC5 Davey Compressor Co Div of Keco Industries Inc (USA)
9181BPC4 Hdt Expeditionary Systems Inc (USA)
2203PC196 Cooper Industries Inc Industrial Machinery Div (USA)
3504PC76 Cooper Industries Inc Dba Cooper Tools (USA)
1220PC269 Cooper Industries Inc Industrial Machinery Div (USA)
504PC358 Cooper Industries Inc Dba Cooper Tools (USA)
1100PC140 Cooper Industries Inc Industrial Machinery Div (USA)
901PC173 Cooper Industries Inc Industrial Machinery Div (USA)
Related Parts
6810-00-227-0433INTERCHANGEABLE
FERRIC SULFATE,ANHYDROUS
5935-00-259-0169INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5315-00-292-4748INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
8143
2530-00-430-1862INTERCHANGEABLE
LINING,FRICTION
S1617KIT
5820-00-496-9202INTERCHANGEABLE
DIAPHRAGM ASSEMBLY
5360-00-830-6444INTERCHANGEABLE
SPRING,MECHANICAL
814-3
2590-00-846-0943INTERCHANGEABLE
CAP,FILLER OPENING
9093375
5330-00-943-7287INTERCHANGEABLE
GASKET
5305-01-120-5890INTERCHANGEABLE
SCREW
5999-01-229-0197INTERCHANGEABLE
INTERFACE BOARD
8143
5340-01-245-3529INTERCHANGEABLE
STRIKE,CATCH
4920-01-397-5019INTERCHANGEABLE
COVER,ANTI-STATIC,SPECIAL
8143

Frequently Asked Questions

What is NSN 4310-00-271-9053?

NSN 4310-00-271-9053 is a Breather, manufactured by Davey Compressor Co Div of Keco Industries Inc, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-271-9053?

NSN 4310-00-271-9053 has 50 cross-referenced part numbers: 9495PC4 (Davey Compressor Co Div of Keco Industries Inc), 11532PC5 (Davey Compressor Co Div of Keco Industries Inc), 9181BPC4 (Davey Compressor Co Div of Keco Industries Inc), 10576PC5 (Hdt Expeditionary Systems Inc), 11548PC5 (Drs Environmental Systems Inc) and 45 more.

What NSN replaces 4310-00-271-9053?

There are 12 known substitutes for 4310-00-271-9053: 6810-00-227-0433, 5935-00-259-0169, 5315-00-292-4748 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9495PC4?

Key specifications for 9495PC4: Special Features: W/FILTER MATERIAL,CRIMPED GALVANIZED WIRE MESH OR BRONZE WIRE MESH TYPE FILTER;MATERIAL REPLACEABLE;W/CAP,BOLT ON TYPE;PAINTED;MTG DATA,NONTHREADED TYPE,2.214 IN.MIN,2.219 IN.MAX OD MTG;SLOTTED TYPE LOCKING FEATURE IN; Outside Diameter: 3.812 INCHES MAXIMUM IN; Body Material: STEEL; Filter Type: DRY. 5 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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