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Technical Data Sheet
PartsTable / COMPONENT / 911678-1
911678-1 ✓ 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 RETAINER,DIFFUSER C is a the manufacturer industrial component. Key specifications include diameter: 0.186 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN, material: STEEL OVERALL, brake_type: DISK, head_style: OVAL/TRUSS, speed_type: CONSTANT, grip_length: 0.020 INCHES MINIMUM AND 0.125 INCHES MAXIMUM 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 1560-00-802-5057, 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
911678-1
NSN: 1560-00-802-5057
FSC: 1560
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
diameter0.186 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
materialSTEEL OVERALL
brake_typeDISK
head_styleOVAL/TRUSS
speed_typeCONSTANT
grip_length0.020 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
head_height0.039 INCHES NOMINAL IN
shank_styleSELF-PLUGGING
current_typeDC
eye_diameter0.125 INCHES NOMINAL IN
actuator_typeMOTOR
overall_width0.313 INCHES NOMINAL IN
NSN1560-00-802-5057
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RETAINER,DIFFUSER C TITLE COMPONENT PN 911678-1 MFR RETAINER,DIFFUSER C
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
911678-1Interchangeable
interchangeable cross-reference
interchangeable
SB5-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 911678-1?
911678-1 is a RETAINER,DIFFUSER C.
What parts can replace 911678-1?
There are 2 known substitutes for 911678-1: 911678-1, SB5-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 911678-1?
911678-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1560-00-802-5057. 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