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8666 ✓ 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 LINER,FREE FALL CHUTE is a the manufacturer industrial component. Key specifications include material: STEEL UNS J92600 DISK, stem_type: RISING, valve_size: 4.000 INCHES IN, bonnet_type: OUTSIDE SCREW-YOKE, connection_type: FLANGE, ROUND W/HOLES, flange_diameter: 9.000 INCHES 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 1680-00-529-8264, 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
8666
NSN: 1680-00-529-8264
FSC: 1680
CAGE: 20546 — REMCOR INC (USA)
SPECIFICATIONS
materialSTEEL UNS J92600 DISK
stem_typeRISING
valve_size4.000 INCHES IN
bonnet_typeOUTSIDE SCREW-YOKE
connection_typeFLANGE, ROUND W/HOLES
flange_diameter9.000 INCHES IN
special_featuresWITH STELLITE OVERLAY
bolt_hole_quantity8
flange_face_designRAISED
face_to_face_distance9.000 INCHES IN
valve_operation_methodMANUAL
bonnet_attachment_methodBOLTED
NSN1680-00-529-8264
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LINER,FREE FALL CHUTE TITLE COMPONENT PN 8666 MFR LINER,FREE FALL CHUTE
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 73.125 IN. NOM O/A LG,8.000 IN. NOM O/A OD IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTION73.125 IN. NOM O/A LG,8.000 IN. NOM O/A OD IN
END ITEM IDENTIFICATIONACFT MODEL P3C
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
40-802Interchangeable
interchangeable cross-reference
interchangeable
8666Interchangeable
interchangeable cross-reference
interchangeable
MIL-C-83360Interchangeable
interchangeable cross-reference
interchangeable
34Interchangeable
interchangeable cross-reference
interchangeable
PL8666Interchangeable
interchangeable cross-reference
interchangeable
8463Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8666?
8666 is a LINER,FREE FALL CHUTE.
What parts can replace 8666?
There are 17 known substitutes for 8666: 40-802, 8666, MIL-C-83360 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8666?
8666 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1680-00-529-8264. 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