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PartsTable / COMPONENT / 10278-11 PIECE 20
10278-11 PIECE 20 ✓ 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 SPRING DISK ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, tip_type: REED/PRINCE CROSS, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, body_style: WAVEGUIDE TYPE, case_style: SQUARE, seal_width: 0.313 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 4440-01-218-0051, 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
10278-11 PIECE 20
NSN: 4440-01-218-0051
FSC: 4440
CAGE: 01496 — AIR DRY CO OF AMERICA, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
tip_typeREED/PRINCE CROSS
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
body_styleWAVEGUIDE TYPE
case_styleSQUARE
seal_width0.313 INCHES NOMINAL IN
blade_length6.000 INCHES NOMINAL IN
tip_diameter0.312 INCHES NOMINAL IN
body_diameter0.406 INCHES IN
bore_diameter1.375 INCHES NOMINAL IN
coil_quantity7 1/4
overall_width2.780 INCHES NOMINAL IN
NSN4440-01-218-0051
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING DISK ASSEMBLY TITLE COMPONENT PN 10278-11 PIECE 20 MFR SPRING DISK ASSEMBLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
00044Interchangeable
interchangeable cross-reference
interchangeable
9664Interchangeable
interchangeable cross-reference
interchangeable
867453Interchangeable
interchangeable cross-reference
interchangeable
9644Interchangeable
interchangeable cross-reference
interchangeable
5120-00-237-8172Interchangeable
interchangeable cross-reference
interchangeable
B107.30Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10278-11 PIECE 20?
10278-11 PIECE 20 is a SPRING DISK ASSEMBLY.
What parts can replace 10278-11 PIECE 20?
There are 14 known substitutes for 10278-11 PIECE 20: 00044, 9664, 867453 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10278-11 PIECE 20?
10278-11 PIECE 20 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4440-01-218-0051. 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