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PartsTable / COMPONENT / A-A-3179
A-A-3179 ✓ 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

HEAD,PROTRACTOR,COMBINATION SQUA. Key specifications include material: IRON CAST SQUARE/MITER HEAD, blade_length: 12.00 INCHES NOMINAL IN, nondefinitive_spec/std_data: 2 TYPE, square/miter_head_hardness_designation: HARDENED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5210-00-078-8944, 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
A-A-3179
NSN: 5210-00-078-8944
FSC: 5210
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialIRON CAST SQUARE/MITER HEAD
blade_length12.00 INCHES NOMINAL IN
nondefinitive_spec/std_data2 TYPE
square/miter_head_level_quantity1
square/miter_head_hardness_designationHARDENED
NSN5210-00-078-8944
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HEAD,PROTRACTOR,COMBINATION SQUA TITLE COMPONENT PN A-A-3179 MFR HEAD,PROTRACTOR,COMBIN
KEY FEATURES
•
PROTRACTOR HEAD: NOT INCLUDED
•
SQUARE/MITER HEAD LEVEL QUANTITY: 1
•
CENTER HEAD: INCLUDED
•
SQUARE/MITER HEAD SCRIBER: INCLUDED
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE
•
MATERIAL: IRON CAST SQUARE/MITER HEAD
•
BLADE LENGTH: 6.000 INCHES NOMINAL IN
•
BLADE TYPE: GROOVED
TECHNICAL CHARACTERISTICS (FLIS)
PROTRACTOR HEADNOT INCLUDED
SQUARE/MITER HEAD LEVEL QUANTITY1
CENTER HEADINCLUDED
SQUARE/MITER HEAD SCRIBERINCLUDED
NONDEFINITIVE SPEC/STD DATA2 TYPE
MATERIALIRON CAST SQUARE/MITER HEAD
BLADE LENGTH6.000 INCHES NOMINAL IN
BLADE TYPEGROOVED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
GGG-S-656Interchangeable
interchangeable cross-reference
interchangeable
GGG-S-656 TY6CLASTBInterchangeable
interchangeable cross-reference
interchangeable
A-A-3179Interchangeable
interchangeable cross-reference
interchangeable
5210000788949Interchangeable
interchangeable cross-reference
interchangeable
11HC-6-4RInterchangeable
interchangeable cross-reference
interchangeable
GGG-S-656 TY6CLASTAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-A-3179?
A-A-3179 is a HEAD,PROTRACTOR,COMBINATION SQUA.
What parts can replace A-A-3179?
There are 11 known substitutes for A-A-3179: GGG-S-656, GGG-S-656 TY6CLASTB, A-A-3179 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-A-3179?
A-A-3179 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5210-00-078-8944. 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