PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SL4639PC153Deflector,dirt and Liquid

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-00-398-8026 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-398-8026 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-398-8026. Primary manufacturer part number: SL4639PC153.
Features
  • Deflector,dirt and Liquid — FSC 4320
  • Style Designator: ROUND, STEPPED
  • Material: IRON
  • Step Diameter: 2.250 INCHES NOMINAL IN
  • Step Length: 0.156 INCHES NOMINAL IN
  • Inside Diameter: 1.817 INCHES NOMINAL IN
  • Outside Diameter: 2.498 INCHES NOMINAL IN
  • 17 verified cross-references
Applications
  • Applications requiring Iron construction
General Description

The Deflector,dirt and Liquid, cataloged under National Stock Number 4320-00-398-8026, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-398-8026
Primary Part NumberSL4639PC153
Item NameDeflector,dirt and Liquid
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Style DesignatorROUND, STEPPED
MaterialIRON
Step Diameter2.250 INCHES NOMINAL IN
Step Length0.156 INCHES NOMINAL IN
Inside Diameter1.817 INCHES NOMINAL IN
Outside Diameter2.498 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5965-00-135-0506SM-B-933877 INTERCHANGEABLE
Earphone
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
9540-00-251-1796 INTERCHANGEABLE
Angle,structural
5930-00-548-4853 INTERCHANGEABLE
Switch,lever
3020-00-946-05731850843 INTERCHANGEABLE
Gear,spur
Northrop Grumman Systems Corporation
5930-01-110-060710498 INTERCHANGEABLE
Switch
Giga-Tronics Incorporated Dba Giga-Tronics
3020-01-151-865110498 INTERCHANGEABLE
Gear
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
5310-01-258-263910498 INTERCHANGEABLE
Washer,flat
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
Cross-Reference Index
Part NumberManufacturer
SL4639PC153 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
10498 Rps-Fl, Inc. Dba Rps Inc (USA)
SL5673PC153 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL3926PC153 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
2594P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL4232PC153 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
157352X PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL3926PC153 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL4235PC153 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL4232PC153 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
157352X Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL5673PC153 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL4639PC153 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL4235PC153 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL3921PC153 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
2594P PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL3921PC153 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
5965-00-135-0506INTERCHANGEABLE
EARPHONE
SM-B-933877
9540-00-251-1796INTERCHANGEABLE
ANGLE,STRUCTURAL
5930-00-548-4853INTERCHANGEABLE
SWITCH,LEVER
3020-00-946-0573INTERCHANGEABLE
GEAR,SPUR
1850843
5930-01-110-0607INTERCHANGEABLE
SWITCH
10498
3020-01-151-8651INTERCHANGEABLE
GEAR
10498
5310-01-258-2639INTERCHANGEABLE
WASHER,FLAT
10498

Frequently Asked Questions

What is NSN 4320-00-398-8026?

NSN 4320-00-398-8026 is a Deflector,dirt and Liquid, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-398-8026?

NSN 4320-00-398-8026 has 17 cross-referenced part numbers: SL4639PC153 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 10498 (Rps-Fl, Inc. Dba Rps Inc), SL5673PC153 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL3926PC153 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 2594P (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging) and 12 more.

What NSN replaces 4320-00-398-8026?

There are 7 known substitutes for 4320-00-398-8026: 5965-00-135-0506, 9540-00-251-1796, 5930-00-548-4853 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SL4639PC153?

Key specifications for SL4639PC153: Style Designator: ROUND, STEPPED; Material: IRON; Step Diameter: 2.250 INCHES NOMINAL IN; Step Length: 0.156 INCHES NOMINAL IN. 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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