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Technical Data Sheet
PartsTable / COMPONENT / 1452-B
1452-B ✓ 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: 1.625 INCHES NOMINAL IN, conduit_size_accommodated: 0.750 INCHES NOMINAL IN, knockout_size_for_which_designed: 1.000 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5975-00-265-7774, 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
1452-B
NSN: 5975-00-265-7774
FSC: 5975
CAGE: 33342 — ATLAS TECHNOLOGIES INC (USA)
SPECIFICATIONS
materialSTEEL
design_typeFLAT
outside_diameter1.625 INCHES NOMINAL IN
conduit_size_accommodated0.750 INCHES NOMINAL IN
knockout_size_for_which_designed1.000 INCHES NOMINAL IN
NSN5975-00-265-7774
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available REDUCING WASHER,KNOCKOUT TITLE COMPONENT PN 1452-B MFR REDUCING WASHER,KNOCKO
KEY FEATURES
•
KNOCKOUT SIZE FOR WHICH DESIGNED: 1.000 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
CONDUIT SIZE ACCOMMODATED: 0.750 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.625 INCHES NOMINAL IN
•
DESIGN TYPE: FLAT
TECHNICAL CHARACTERISTICS (FLIS)
KNOCKOUT SIZE FOR WHICH DESIGNED1.000 INCHES NOMINAL IN
MATERIALSTEEL
CONDUIT SIZE ACCOMMODATED0.750 INCHES NOMINAL IN
OUTSIDE DIAMETER1.625 INCHES NOMINAL IN
DESIGN TYPEFLAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 35
40007Interchangeable
interchangeable cross-reference
interchangeable
1565-9902Interchangeable
interchangeable cross-reference
interchangeable
12622Interchangeable
interchangeable cross-reference
interchangeable
9-4054-80-170Interchangeable
interchangeable cross-reference
interchangeable
48571Interchangeable
interchangeable cross-reference
interchangeable
D225K20KInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1452-B?
1452-B is a REDUCING WASHER,KNOCKOUT.
What parts can replace 1452-B?
There are 35 known substitutes for 1452-B: 40007, 1565-9902, 12622 and 32 more. Substitute compatibility should be verified for your specific system.
Is 1452-B still available?
1452-B 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