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Technical Data Sheet
PartsTable / COMPONENT / 3121MTCC
3121MTCC ✓ 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 COVER SET,MOVABLE TOPPER is a the manufacturer industrial component. Key specifications include end_item_identification: COLMAC MODEL 800 PANT-A-MATIC, general_characteristics_item_description: COTTON DUCK; SET CONSISTS OF 1 LEFT AND 1 RIGHT COVER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3510-00-571-8459, 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
3121MTCC
NSN: 3510-00-571-8459
FSC: 3510
CAGE: 12148 — COLMAC INDUSTRIES, INC (USA)
SPECIFICATIONS
end_item_identificationCOLMAC MODEL 800 PANT-A-MATIC
general_characteristics_item_descriptionCOTTON DUCK; SET CONSISTS OF 1 LEFT AND 1 RIGHT COVER
NSN3510-00-571-8459
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COVER SET,MOVABLE TOPPER TITLE COMPONENT PN 3121MTCC MFR COVER SET,MOVABLE TOPP
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: COTTON DUCK; SET CONSISTS OF 1 LEFT AND 1 RIGHT COVER
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONCOLMAC MODEL 800 PANT-A-MATIC
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCOTTON DUCK; SET CONSISTS OF 1 LEFT AND 1 RIGHT COVER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
1259B28Interchangeable
interchangeable cross-reference
interchangeable
26013JInterchangeable
interchangeable cross-reference
interchangeable
8312-3Interchangeable
interchangeable cross-reference
interchangeable
8312-1Interchangeable
interchangeable cross-reference
interchangeable
K8312-1Interchangeable
interchangeable cross-reference
interchangeable
GA312.1 AND 0L8312.1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3121MTCC?
3121MTCC is a COVER SET,MOVABLE TOPPER.
What parts can replace 3121MTCC?
There are 8 known substitutes for 3121MTCC: 1259B28, 26013J, 8312-3 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3121MTCC?
3121MTCC is cataloged in the Federal Logistics Information System (FLIS) under NSN 3510-00-571-8459. 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