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12271991 — COVER,FIRE CONTROL INSTRUMENT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

12271991: COVER,FIRE CONTROL INSTRUMENT.

The COVER,FIRE CONTROL INSTRUMENT is a the manufacturer industrial component. Key specifications include material: PLASTIC, end_item_identification: M1,M1A1,XM1 TANK,XM1 TIS TRU,GPS M1A1 OIP,GPS M1 OIP,TRU OIP. This part is cataloged in the U.S.

Government catalog under NSN 1240-01-078-7639, 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
12271991
NSN: 1240-01-078-7639
FSC: 1240 — Optical Sighting and Ranging Equipment
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialPLASTIC
end_item_identificationM1,M1A1,XM1 TANK,XM1 TIS TRU,GPS M1A1 OIP,GPS M1 OIP,TRU OIP
NSN1240-01-078-7639
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COVER,FIRE CONTROL INSTRUMENT TITLE COMPONENT PN 12271991 MFR COVER,FIRE CONTROL INS
KEY FEATURES
•
MATERIAL: PLASTIC
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONM1,M1A1,XM1 TANK,XM1 TIS TRU,GPS M1A1 OIP,GPS M1 OIP,TRU OIP
MATERIALPLASTIC
OTHER ITEMS IN FSC 1240 — Optical Sighting and Ranging Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1240-00-000-0160 1240-00-001-4014 1240-00-001-4015 1240-00-001-4488 1240-00-003-1076 1240-00-003-8404 1240-00-003-8405 1240-00-003-8406
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12271991?
12271991 is a COVER,FIRE CONTROL INSTRUMENT.
What is the NSN for 12271991?
12271991 is cataloged in the U.S. Government catalog under NSN 1240-01-078-7639. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.