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PartsTable / COMPONENT / CL1121
CL1121 ✓ 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 REACTOR-FILTER CHOK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4027, duty_type: CONTINUOUS, body_style: ENCLOSED FRAME, body_width: 1.688 INCHES NOMINAL IN, cone_width: 0.7710 INCHES NOMINAL IN, ring_style: SPECIAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-494-7967, 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
CL1121
NSN: 5950-00-494-7967
FSC: 5950
CAGE: 80249 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 4027
duty_typeCONTINUOUS
body_styleENCLOSED FRAME
body_width1.688 INCHES NOMINAL IN
cone_width0.7710 INCHES NOMINAL IN
ring_styleSPECIAL
body_height2.688 INCHES NOMINAL IN
body_length3.281 INCHES NOMINAL IN
storage_typeGENERAL PURPOSE WAREHOUSE
thread_class2B MOUNTING FACILITY HOLE
usage_designEXTERNAL
bore_diameter1.3125 INCHES NOMINAL IN
NSN5950-00-494-7967
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available REACTOR-FILTER CHOK TITLE COMPONENT PN CL1121 MFR REACTOR-FILTER CHOK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
15333Interchangeable
interchangeable cross-reference
interchangeable
87694Interchangeable
interchangeable cross-reference
interchangeable
550171-3Interchangeable
interchangeable cross-reference
interchangeable
384076R91Interchangeable
interchangeable cross-reference
interchangeable
SKN7550-8Interchangeable
interchangeable cross-reference
interchangeable
4371-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CL1121?
CL1121 is a REACTOR-FILTER CHOK.
What parts can replace CL1121?
There are 14 known substitutes for CL1121: 15333, 87694, 550171-3 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CL1121?
CL1121 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-494-7967. 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