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Technical Data Sheet
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TTA4 ✓ 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 TOOL SET,FASTENER INSTALLATION is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: FOR DZUS TYPE A4 FASTENERS; CONSISTS OF FASTENER SETTING TOOL AND SETTING BLOCK NO. 1.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-498-5321, 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
TTA4
NSN: 5120-00-498-5321
FSC: 5120
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
general_characteristics_item_descriptionFOR DZUS TYPE A4 FASTENERS; CONSISTS OF FASTENER SETTING TOOL AND SETTING BLOCK NO. 1
NSN5120-00-498-5321
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TOOL SET,FASTENER INSTALLATION TITLE COMPONENT PN TTA4 MFR TOOL SET,FASTENER INST
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: FOR DZUS TYPE A4 FASTENERS; CONSISTS OF FASTENER SETTING TOOL AND SETTING BLOCK NO. 1
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONFOR DZUS TYPE A4 FASTENERS; CONSISTS OF FASTENER SETTING TOOL AND SETTING BLOCK NO. 1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
3197Interchangeable
interchangeable cross-reference
interchangeable
A3197Interchangeable
interchangeable cross-reference
interchangeable
C2207Interchangeable
interchangeable cross-reference
interchangeable
7371821Interchangeable
interchangeable cross-reference
interchangeable
143004-174Interchangeable
interchangeable cross-reference
interchangeable
010905048Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TTA4?
TTA4 is a TOOL SET,FASTENER INSTALLATION.
What parts can replace TTA4?
There are 10 known substitutes for TTA4: 3197, A3197, C2207 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TTA4?
TTA4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-498-5321. 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