The 2540-7-56 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6650-00-583-1735, 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
2540-7-56
NSN:6650-00-583-1735 FSC:6650 — Optical Instruments, Test Equipment, Components and Accessories CAGE:14674 — CORNING GLASS WORKS (USA)
SPECIFICATIONS
Part Number
2540-7-56
NSN
6650-00-583-1735
COMPONENT DIAGRAM
TECHNICAL CHARACTERISTICS
SPECIAL FEATURES
GLASS; GROUND EDGE; 3-1/8 IN. DIA BY 3/16 IN. O/A DIM. IN
PART NAME ASSIGNED BY CONTROLLING AGENCY
FILTER,INFRARED HOOD
OTHER ITEMS IN FSC 6650 — Optical Instruments, Test Equipment, Components and Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 2540-7-56?
2540-7-56 is a 2540-7-56.
What parts can replace 2540-7-56?
There are 2 known substitutes for 2540-7-56: 489-202, FL6697. Substitute compatibility should be verified for your specific system.
What is the NSN for 2540-7-56?
2540-7-56 is cataloged in the U.S. Government catalog under NSN 6650-00-583-1735. This indicates validated use in U.S. government and defense supply chains.
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