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Technical Data Sheet
634-493-400 ✓ 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 634-493-400 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 6680-01-275-5394, 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
634-493-400
NSN: 6680-01-275-5394
FSC: 6680
CAGE: 01518 — ALNOR INSTRUMENT COMPANY (USA)
SPECIFICATIONS
Part Number634-493-400
NSN6680-01-275-5394
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 634-493-400 TITLE COMPONENT PN 634-493-400 MFR 634-493-400
KEY FEATURES
GENERAL CHARACTERISTICS ITEM DESCRIPTION: FIELD CALIBRATABLE; 4 DIGIT,0.312 IN. HIGH LED DISPLAY; AIR VELOCITY RANGE; 20 TO 3000 FPM; TEMP MEASURING RANGE; 32 TO 158 DEG F; INSTRUMENT DIMENSIONS; 2.75 IN. X 4.000 IN. X 7.500 IN.; WEIGHT W/O PROBE 1 LB 7 OZ W/BATTERIES; PRINTER PORT FOR USE W/COMPUFLOW MICROPRINTER NSN 6680-01-276-9459 OR COMPUFLOW RS232 INTERFACE MODULE P/N 639-000-000; INCLUDES TELESCOPING-ARTICULATED PROBE EXTENDIBLE TO 45 INS. W/FLEXIBLE 7 FT CABLE,THERE 1.2V C SIZE RECHARGEABLE BATTERIES MIN 6 HOURS CONTINUOUS SERVICE (W/O PRINTER IN USE) BATTERY CHARGER,DETACHABLE NECK STRAP,DETACHABLE WRIST STRAP,INSULATION DUCT SLEEVE,OWNER'S MANUAL AND CARRING CASE V
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONFIELD CALIBRATABLE; 4 DIGIT,0.312 IN. HIGH LED DISPLAY; AIR VELOCITY RANGE; 20 TO 3000 FPM; TEMP MEASURING RANGE; 32 TO 158 DEG F; INSTRUMENT DIMENSIONS; 2.75 IN. X 4.000 IN. X 7.500 IN.; WEIGHT W/O PROBE 1 LB 7 OZ W/BATTERIES; PRINTER PORT FOR USE W/COMPUFLOW MICROPRINTER NSN 6680-01-276-9459 OR COMPUFLOW RS232 INTERFACE MODULE P/N 639-000-000; INCLUDES TELESCOPING-ARTICULATED PROBE EXTENDIBLE TO 45 INS. W/FLEXIBLE 7 FT CABLE,THERE 1.2V C SIZE RECHARGEABLE BATTERIES MIN 6 HOURS CONTINUOUS SERVICE (W/O PRINTER IN USE) BATTERY CHARGER,DETACHABLE NECK STRAP,DETACHABLE WRIST STRAP,INSULATION DUCT SLEEVE,OWNER'S MANUAL AND CARRING CASE V
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
X1699Interchangeable
interchangeable cross-reference
interchangeable
782832Interchangeable
interchangeable cross-reference
interchangeable
305A2ZInterchangeable
interchangeable cross-reference
interchangeable
4664Interchangeable
interchangeable cross-reference
interchangeable
52582Interchangeable
interchangeable cross-reference
interchangeable
85-15Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 634-493-400?
634-493-400 is a 634-493-400.
What parts can replace 634-493-400?
There are 19 known substitutes for 634-493-400: X1699, 782832, 305A2Z and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 634-493-400?
634-493-400 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6680-01-275-5394. This indicates validated use in U.S. government and defense supply chains.
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