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Technical Data Sheet
1273P ✓ 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: EXTERNAL LOCKING FLANGE, corner_shape: CHAMFERED OUTSIDE LEFT CORNER, chamfer_angle: 10.0 DEGREES NOMINAL OUTSIDE LEFT CORNER, chamfer_length: 0.750 INCHES NOMINAL OUTSIDE LEFT CORNER IN, overall_length: 1.813 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 4320-00-145-1268, 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
1273P
NSN: 4320-00-145-1268
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_styleEXTERNAL LOCKING FLANGE
corner_shapeCHAMFERED OUTSIDE LEFT CORNER
chamfer_angle10.0 DEGREES NOMINAL OUTSIDE LEFT CORNER
chamfer_length0.750 INCHES NOMINAL OUTSIDE LEFT CORNER IN
overall_length1.813 INCHES NOMINAL IN
body_inside_diameter1.688 INCHES NOMINAL IN
body_outside_diameter2.453 INCHES NOMINAL IN
internal_flange_width0.375 INCHES NOMINAL IN
end_to_flange_distance0.781 INCHES NOMINAL IN
center_flange_thickness0.250 INCHES NOMINAL IN
distance_below_centerline0.047 INCHES NOMINAL IN
NSN4320-00-145-1268
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,WEARING TITLE COMPONENT PN 1273P MFR RING,WEARING
KEY FEATURES
LARGEST EXTERNAL ANCHOR FLANGE RADIUS: 1.250 INCHES NOMINAL IN
BODY INSIDE DIAMETER: 1.688 INCHES NOMINAL IN
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS: 1.063 INCHES NOMINAL IN
CORNER SHAPE: SQUARE INSIDE LEFT CORNER
INTERNAL FLANGE INSIDE DIAMETER: 1.500 INCHES NOMINAL IN
CHAMFER ANGLE: 10.0 DEGREES NOMINAL OUTSIDE LEFT CORNER
CHAMFER LENGTH: 0.750 INCHES NOMINAL OUTSIDE LEFT CORNER IN
END TO FLANGE DISTANCE: 0.781 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
LARGEST EXTERNAL ANCHOR FLANGE RADIUS1.250 INCHES NOMINAL IN
BODY INSIDE DIAMETER1.688 INCHES NOMINAL IN
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS1.063 INCHES NOMINAL IN
CORNER SHAPESQUARE INSIDE LEFT CORNER
INTERNAL FLANGE INSIDE DIAMETER1.500 INCHES NOMINAL IN
CHAMFER ANGLE10.0 DEGREES NOMINAL OUTSIDE LEFT CORNER
CHAMFER LENGTH0.750 INCHES NOMINAL OUTSIDE LEFT CORNER IN
END TO FLANGE DISTANCE0.781 INCHES NOMINAL IN
CORNER SHAPESQUARE INSIDE RIGHT CORNER
BODY OUTSIDE DIAMETER2.453 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
A18238PTA16356Interchangeable
interchangeable cross-reference
interchangeable
16356Interchangeable
interchangeable cross-reference
interchangeable
740806-101Interchangeable
interchangeable cross-reference
interchangeable
TRUBYTEInterchangeable
interchangeable cross-reference
interchangeable
SL6441PC20Interchangeable
Same NIIN cross-reference
interchangeable
RW33681PC22Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1273P?
1273P is a RING,WEARING.
What parts can replace 1273P?
There are 12 known substitutes for 1273P: A18238PTA16356, 16356, 740806-101 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1273P?
1273P is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-145-1268. This indicates validated use in U.S. government and defense supply chains.
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