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RW-509 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The REDUCING WASHER,KNOCKOUT is a the manufacturer industrial component. Key specifications include material: STEEL, design_type: FLAT, outside_diameter: 2.000 INCHES NOMINAL IN, surface_treatment: CADMIUM OR ZINC, conduit_size_accommodated: 0.500 INCHES NOMINAL IN, knockout_size_for_which_designed: 1.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5975-00-636-0007, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
RW-509
NSN: 5975-00-636-0007
FSC: 5975
CAGE: 24381 — NEER MFG CO INC (USA)
SPECIFICATIONS
materialSTEEL
design_typeFLAT
outside_diameter2.000 INCHES NOMINAL IN
surface_treatmentCADMIUM OR ZINC
conduit_size_accommodated0.500 INCHES NOMINAL IN
knockout_size_for_which_designed1.500 INCHES NOMINAL IN
NSN5975-00-636-0007
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available REDUCING WASHER,KNOCKOUT TITLE COMPONENT PN RW-509 MFR REDUCING WASHER,KNOCKO
KEY FEATURES
•
OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
SURFACE TREATMENT: CADMIUM OR ZINC
•
KNOCKOUT SIZE FOR WHICH DESIGNED: 1.500 INCHES NOMINAL IN
•
CONDUIT SIZE ACCOMMODATED: 0.500 INCHES NOMINAL IN
•
DESIGN TYPE: FLAT
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER2.000 INCHES NOMINAL IN
MATERIALSTEEL
SURFACE TREATMENTCADMIUM OR ZINC
KNOCKOUT SIZE FOR WHICH DESIGNED1.500 INCHES NOMINAL IN
CONDUIT SIZE ACCOMMODATED0.500 INCHES NOMINAL IN
DESIGN TYPEFLAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
513526Interchangeable
interchangeable cross-reference
interchangeable
BD309574Interchangeable
interchangeable cross-reference
interchangeable
GGS00945Interchangeable
interchangeable cross-reference
interchangeable
1M7911Interchangeable
interchangeable cross-reference
interchangeable
36AInterchangeable
interchangeable cross-reference
interchangeable
111129Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RW-509?
RW-509 is a REDUCING WASHER,KNOCKOUT.
What parts can replace RW-509?
There are 30 known substitutes for RW-509: 513526, BD309574, GGS00945 and 27 more. Substitute compatibility should be verified for your specific system.
Is RW-509 still available?
RW-509 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026