The BEF-1 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6650-01-344-6402, 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
BEF-1
NSN:6650-01-344-6402 FSC:6650 — Optical Instruments, Test Equipment, Components and Accessories CAGE:0GS08 — THE FARFIELD COMPANY (USA)
SPECIFICATIONS
Part Number
BEF-1
NSN
6650-01-344-6402
COMPONENT DIAGRAM
KEY FEATURES
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: MEASURES AND ADJUSTS THE ATTENUATION OF EACH RECEIVER MODULE AT A DISTANCE OF 150 FEET; MEASURES THE AMOUNT OF SIGNAL MARGIN AFTER COMPLETING ALIGNMENT OF THE INFRARED PERIMETER SECURITY SYSTEM; INCLUDES CALIBRATED NEUTRAL DENSITY FILTERS OF 1DB,2DB,4DB,8DB,15DB AND 30DB; INCLUDES FILTER HOLDER AND CARRYING CASE FT
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION
MEASURES AND ADJUSTS THE ATTENUATION OF EACH RECEIVER MODULE AT A DISTANCE OF 150 FEET; MEASURES THE AMOUNT OF SIGNAL MARGIN AFTER COMPLETING ALIGNMENT OF THE INFRARED PERIMETER SECURITY SYSTEM; INCLUDES CALIBRATED NEUTRAL DENSITY FILTERS OF 1DB,2DB,4DB,8DB,15DB AND 30DB; INCLUDES FILTER HOLDER AND CARRYING CASE FT
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 BEF-1?
BEF-1 is a BEF-1.
What is the NSN for BEF-1?
BEF-1 is cataloged in the U.S. Government catalog under NSN 6650-01-344-6402. This indicates validated use in U.S. government and defense supply chains.
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