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Technical Data Sheet
PartsTable / AMPLIFIER,RADIO FREQUENCY / 91ATEST SET
91ATEST SET ✓ 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 91ATEST SET 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 5996-00-248-9081, 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
91ATEST SET
NSN: 5996-00-248-9081
FSC: 5996 — AMPLIFIER,RADIO FREQUENCY
CAGE: 64959 — AMERICAN TELEPHONE AND TELEGRAPH CO (USA)
SPECIFICATIONS
Part Number91ATEST SET
NSN5996-00-248-9081
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 91ATEST SET TITLE COMPONENT PN 91ATEST SET MFR 91ATEST SET
KEY FEATURES
•
OVERALL GAIN: 50.0 VOLTS
•
BASIC SHAPE STYLE: IRREGULAR
•
AVERAGE LIFE MEASUREMENT: NOT RATED
•
ATTENUATION IN DECIBELS: 1.0
•
IMPEDANCE RATING PER CHANNEL: 600.000 OHMS OUTPUT CHANNEL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL GAIN50.0 VOLTS
BASIC SHAPE STYLEIRREGULAR
AVERAGE LIFE MEASUREMENTNOT RATED
OVERALL WIDTH8.375 INCHES NOMINAL IN
OVERALL HEIGHT8.000 INCHES NOMINAL IN
ATTENUATION IN DECIBELS1.0
IMPEDANCE RATING PER CHANNEL600.000 OHMS OUTPUT CHANNEL
OVERALL LENGTH8.500 INCHES NOMINAL IN
EXTERNAL DC OPERATING VOLTAGE IN VOLTS4.5 MINIMUM SINGLE VOLTAGE AND 45.0 MAXIMUM SINGLE VOLTAGE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
108WInterchangeable
interchangeable cross-reference
interchangeable
108MQ6A7Interchangeable
interchangeable cross-reference
interchangeable
108AInterchangeable
interchangeable cross-reference
interchangeable
IB-454-3-4INInterchangeable
interchangeable cross-reference
interchangeable
50628Interchangeable
interchangeable cross-reference
interchangeable
96Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 91ATEST SET?
91ATEST SET is a 91ATEST SET.
What parts can replace 91ATEST SET?
There are 28 known substitutes for 91ATEST SET: 108W, 108MQ6A7, 108A and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 91ATEST SET?
91ATEST SET is cataloged in the Federal Logistics Information System (FLIS) under NSN 5996-00-248-9081. 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