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Technical Data Sheet
PartsTable / MRO / 126321
126321 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 shape: SPECIAL, width: 7.250 INCHES NOMINAL7.250 INCHES NOMINAL IN, length: 12.125 INCHES NOMINAL12.125 INCHES NOMINAL IN, material: STEEL, thickness: 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN, special_features: STEAL IS ASTM A572. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1670-01-172-9251, 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
MRO→ MRO_GENERAL→ 126321
NSN: 1670-01-172-9251
FSC: 1670
CAGE: 31218 — AMI INDUSTRIES, INC DIV UTC AEROSPACE SYSTEMS (USA)
SPECIFICATIONS
shapeSPECIAL
width7.250 INCHES NOMINAL7.250 INCHES NOMINAL IN
length12.125 INCHES NOMINAL12.125 INCHES NOMINAL IN
materialSTEEL
thickness1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN
special_featuresSTEAL IS ASTM A572
mounting_hole_typeUNTHREADED
mounting_hole_diameter0.750 INCHES NOMINAL ALL HOLES IN
mounting_hole_quantity2
end_item_identificationF-22 RAPTOR
part_name_assigned_by_controlling_agencySHOOTBOLT LOCKING PLATE
NSN1670-01-172-9251
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ARRESTER,ELECTRICAL SURGE TITLE COMPONENT PN 126321 MFR ARRESTER,ELECTRICAL SU
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONAIRCRAFT MODEL A-7
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
XM79660-113L68-2.7U45-5.1WL316Interchangeable
interchangeable cross-reference
interchangeable
XM79660-113L68-2.7U45-5.1OL316Interchangeable
interchangeable cross-reference
interchangeable
126321Interchangeable
interchangeable cross-reference
interchangeable
EM-P0008-001Interchangeable
interchangeable cross-reference
interchangeable
A3070130Interchangeable
interchangeable cross-reference
interchangeable
6304301 PC 15Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 126321?
126321 is a ARRESTER,ELECTRICAL SURGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 126321?
There are 7 known substitutes for 126321: XM79660-113L68-2.7U45-5.1WL316, XM79660-113L68-2.7U45-5.1OL316, 126321 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 126321?
126321 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1670-01-172-9251. 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