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PartsTable / COMPONENT / 51390B083
51390B083 ✓ 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 GEAR SECTOR,SPUR is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 954 OVERALL, material_document_and_classification: QQ-C-390,ALLOY G5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-01-122-1086, 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
51390B083
NSN: 3020-01-122-1086
FSC: 3020
CAGE: 91363 — NORRISEAL NORRIS VALUES DIV DBA DOVER CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY 954 OVERALL
material_document_and_classificationQQ-C-390,ALLOY G5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3020-01-122-1086
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR SECTOR,SPUR TITLE COMPONENT PN 51390B083 MFR GEAR SECTOR,SPUR
KEY FEATURES
•
MATERIAL: COPPER ALLOY 954 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390,ALLOY G5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY 954 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY G5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
EN93Interchangeable
interchangeable cross-reference
interchangeable
7522Interchangeable
interchangeable cross-reference
interchangeable
L80Interchangeable
interchangeable cross-reference
interchangeable
2RInterchangeable
interchangeable cross-reference
interchangeable
83-029Interchangeable
interchangeable cross-reference
interchangeable
572-2200-1416986ALTAPC27Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51390B083?
51390B083 is a GEAR SECTOR,SPUR.
What parts can replace 51390B083?
There are 20 known substitutes for 51390B083: EN93, 7522, L80 and 17 more. Substitute compatibility should be verified for your specific system.
Is 51390B083 still available?
51390B083 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026