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Technical Data Sheet
549X99 ✓ 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 549X99 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6645-00-531-3722, 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
549X99
NSN: 6645-00-531-3722
FSC: 6645
CAGE: 24454 — GENERAL ELECTRIC CO ELECTRONIC COMPONENTS DIVISION OF ELECTRONIC ATOMIC AND DEFENSE SYSTEMS GROUP
SPECIFICATIONS
Part Number549X99
NSN6645-00-531-3722
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 549X99 TITLE COMPONENT PN 549X99 MFR 549X99
KEY FEATURES
BODY DIAMETER: 2.790 INCHES NOMINAL IN
CURRENT TYPE: AC
ELECTRICAL MOVEMENT TYPE: SYNCHRONOUS MOTOR
VOLTAGE RATING: 115.0 VOLTS NOMINAL
INDICATOR TYPE: DRUM REGISTER
SMALLEST INCREMENT INDICATED: 1.00
MATERIAL: ALUMINUM OR STEEL CASE
HERMETIC PROTECTION: PROVIDED
TECHNICAL CHARACTERISTICS (FLIS)
BODY DIAMETER2.790 INCHES NOMINAL IN
CURRENT TYPEAC
ELECTRICAL MOVEMENT TYPESYNCHRONOUS MOTOR
VOLTAGE RATING115.0 VOLTS NOMINAL
INDICATOR TYPEDRUM REGISTER
SMALLEST INCREMENT INDICATED1.00
MATERIALALUMINUM OR STEEL CASE
HERMETIC PROTECTIONPROVIDED
MARKING COLORBLACK NUMERALS
MOUNTING CONFIGURATIONTHREE 0.147 IN. DIA MTG HOLES ON 1.582 IN. RADIUS SPACED 120 DEG APART IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
AEX255Interchangeable
interchangeable cross-reference
interchangeable
K42203P4Interchangeable
interchangeable cross-reference
interchangeable
D109Interchangeable
interchangeable cross-reference
interchangeable
12Z13190-5000Interchangeable
Same NIIN cross-reference
interchangeable
8KT9Interchangeable
Same NIIN cross-reference
interchangeable
8177470Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 549X99?
549X99 is a 549X99.
What parts can replace 549X99?
There are 8 known substitutes for 549X99: AEX255, K42203P4, D109 and 5 more. Substitute compatibility should be verified for your specific system.
Is 549X99 still available?
549X99 is currently cancelled.
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