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PartsTable / COMPONENT / 166944L
166944L ✓ 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 RING,WEARING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, body_style: PLAIN, corner_shape: SQUARE ALL CORNERS, overall_length: 0.391 INCHES NOMINAL IN, special_features: HOLES HAVE 0.438 IN. DIA COUNTERBORES IN, body_inside_diameter: 2.469 INCHES NOMINAL IN.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-398-7846, 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
166944L
NSN: 4320-00-398-7846
FSC: 4320
CAGE: 93232 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
materialCOPPER ALLOY
body_stylePLAIN
corner_shapeSQUARE ALL CORNERS
overall_length0.391 INCHES NOMINAL IN
special_featuresHOLES HAVE 0.438 IN. DIA COUNTERBORES IN
bolt_hole_quantity3
body_inside_diameter2.469 INCHES NOMINAL IN
bolt_circle_diameter3.125 INCHES NOMINAL IN
body_outside_diameter3.734 INCHES NOMINAL IN
unthreaded_mounting_hole_diameter0.281 INCHES NOMINAL IN
NSN4320-00-398-7846
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,WEARING TITLE COMPONENT PN 166944L MFR RING,WEARING
KEY FEATURES
•
BOLT HOLE QUANTITY: 3
•
BODY STYLE: PLAIN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
MATERIAL: COPPER ALLOY
•
BODY INSIDE DIAMETER: 2.469 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 3.125 INCHES NOMINAL IN
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.281 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BOLT HOLE QUANTITY3
BODY STYLEPLAIN
SPECIAL FEATURESHOLES HAVE 0.438 IN. DIA COUNTERBORES IN
CORNER SHAPESQUARE ALL CORNERS
MATERIALCOPPER ALLOY
BODY INSIDE DIAMETER2.469 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER3.125 INCHES NOMINAL IN
UNTHREADED MOUNTING HOLE DIAMETER0.281 INCHES NOMINAL IN
OVERALL LENGTH0.391 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER3.734 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
384PInterchangeable
interchangeable cross-reference
interchangeable
578PInterchangeable
interchangeable cross-reference
interchangeable
SL5249PC38Interchangeable
Same NIIN cross-reference
interchangeable
SL4147PC38Interchangeable
Same NIIN cross-reference
interchangeable
SL5223PC38Interchangeable
Same NIIN cross-reference
interchangeable
417PInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 166944L?
166944L is a RING,WEARING.
What parts can replace 166944L?
There are 10 known substitutes for 166944L: 384P, 578P, SL5249PC38 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 166944L?
166944L is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-398-7846. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026