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1199986 ✓ 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,GEAR HOUSING is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2590-00-657-1937, 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
1199986
NSN: 2590-00-657-1937
FSC: 2590
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
general_characteristics_item_descriptionALUMINUM ALLOY,QQ-A-601,ALLOY 355,T6; ANODIZE,MIL-A-8625; 15.750 IN.OD; 1.312 IN.O/A H; 8 HOLES,0.375 IN.-16,UNC,2B THD; COUNTERSUNK TO 0.406 IN.DIA,8 HOLES,0.438 IN.DIA,0.875 IN.DIA SPOTFACE IN
NSN2590-00-657-1937
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COVER,GEAR HOUSING TITLE COMPONENT PN 1199986 MFR COVER,GEAR HOUSING
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM ALLOY,QQ-A-601,ALLOY 355,T6; ANODIZE,MIL-A-8625; 15.750 IN.OD; 1.312 IN.O/A H; 8 HOLES,0.375 IN.-16,UNC,2B THD; COUNTERSUNK TO 0.406 IN.DIA,8 HOLES,0.438 IN.DIA,0.875 IN.DIA SPOTFACE IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM ALLOY,QQ-A-601,ALLOY 355,T6; ANODIZE,MIL-A-8625; 15.750 IN.OD; 1.312 IN.O/A H; 8 HOLES,0.375 IN.-16,UNC,2B THD; COUNTERSUNK TO 0.406 IN.DIA,8 HOLES,0.438 IN.DIA,0.875 IN.DIA SPOTFACE IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
7F9991Interchangeable
interchangeable cross-reference
interchangeable
119986Interchangeable
interchangeable cross-reference
interchangeable
BB11409Interchangeable
interchangeable cross-reference
interchangeable
17261AInterchangeable
interchangeable cross-reference
interchangeable
7529093Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1199986?
1199986 is a COVER,GEAR HOUSING.
What parts can replace 1199986?
There are 5 known substitutes for 1199986: 7F9991, 119986, BB11409 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1199986?
1199986 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2590-00-657-1937. 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