PartsTable
Technical Data Sheet
PartsTable / COMPONENT / C-21783
C-21783 ✓ 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 ARRESTER,ELECTRICAL SURGE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 1.562 INCHES NOMINAL IN, overall_length: 1.625 INCHES NOMINAL IN, outside_diameter: 3.438 INCHES NOMINAL IN, end_item_identification: CHESTER 1 TON HOIST MC. PT, criticality_code_justification: ZZZY.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3950-01-253-0605, 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
C-21783
NSN: 3950-01-253-0605
FSC: 3950
CAGE: 80735 — COLUMBUS MCKINNON CORPORATION DBA CHESTER HOIST DIV OHIO OPERATIONS - LISBON (USA)
SPECIFICATIONS
materialSTEEL OVERALL
groove_shapeU
bore_diameter1.562 INCHES NOMINAL IN
step_quantity2
overall_length1.625 INCHES NOMINAL IN
groove_quantity1
outside_diameter3.438 INCHES NOMINAL IN
end_item_identificationCHESTER 1 TON HOIST MC. PT
criticality_code_justificationZZZY
general_characteristics_item_descriptionSTEEL
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN3950-01-253-0605
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ARRESTER,ELECTRICAL SURGE TITLE COMPONENT PN C-21783 MFR ARRESTER,ELECTRICAL SU
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
TECHNICAL CHARACTERISTICS (FLIS)
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
C-21783Interchangeable
interchangeable cross-reference
interchangeable
918Interchangeable
interchangeable cross-reference
interchangeable
C-21783-10Interchangeable
interchangeable cross-reference
interchangeable
905Interchangeable
interchangeable cross-reference
interchangeable
C-21783PC21Interchangeable
interchangeable cross-reference
interchangeable
929Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy C-21783?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is C-21783?
C-21783 is a ARRESTER,ELECTRICAL SURGE.
What parts can replace C-21783?
There are 8 known substitutes for C-21783: C-21783, 918, C-21783-10 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C-21783?
C-21783 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3950-01-253-0605. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — C-21783

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026