The SPA-3 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6665-01-587-3111, 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.
FUNCTIONAL DESCRIPTION: DESIGNED FOR HIGH SENSITIVITY OF PULSE-HEIGHT APPLICATIONS
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER
2.630 INCHES NOMINAL IN
DETECTING ELEMENT TYPE
SCINTILLATION
OVERALL LENGTH
11.130 INCHES NOMINAL IN
RADIATION TYPE AND FUNCTION
GAMMA RAYS DETECTS
SPECIAL FEATURES
GAMMA SCINTILLATOR; RUGGED ALUMINUM BODIED; CAN BE USED WITH THERMO PORTABLE SURVEY METER MODELS ASP-2, E-600, OR RM-25; OPERATING VOLTAGE: 1000 V NOMINAL; OPERATING TEMP: -30 TO +60 DEG C (-22 TO +140 DEG F); WEIGHT: APPROX. 3.4 LB; DETECTOR TYPE: 2 IN DIA X 2 IN THICK NAI V
FUNCTIONAL DESCRIPTION
DESIGNED FOR HIGH SENSITIVITY OF PULSE-HEIGHT APPLICATIONS
PART NAME ASSIGNED BY CONTROLLING AGENCY
PROBE SCINTILLATION, DETECTOR, RADIAC
OTHER ITEMS IN FSC 6665 — Hazard-detecting Instruments and Apparatus
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is SPA-3?
SPA-3 is a SPA-3.
What parts can replace SPA-3?
There are 2 known substitutes for SPA-3: 6665NCM991220, 2052. Substitute compatibility should be verified for your specific system.
What is the NSN for SPA-3?
SPA-3 is cataloged in the U.S. Government catalog under NSN 6665-01-587-3111. This indicates validated use in U.S. government and defense supply chains.
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