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Technical Data Sheet
1543B ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include operating_range: 5 TO 24 LB PRESSURE RANGE LBS, special_features: 20 FT OF CAPILLARY TUBE FT, operating_temp_range: -20.0 TO 50.0 FAHRENHEIT DEGF, end_item_identification: CONTROLLER,MT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-403-9411, 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
1543B
NSN: 3020-00-403-9411
FSC: 3020
CAGE: 10110 — SCIENTIFIC ATLANTA INC (USA)
SPECIFICATIONS
operating_range5 TO 24 LB PRESSURE RANGE LBS
special_features20 FT OF CAPILLARY TUBE FT
operating_temp_range-20.0 TO 50.0 FAHRENHEIT DEGF
end_item_identificationCONTROLLER,MT
NSN3020-00-403-9411
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN 1543B MFR GEAR,SPUR
KEY FEATURES
BODY STYLE: PLAIN, SOLID
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 1117 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
BORE STYLE: PLAIN BOTH ENDS
NOMINAL OUTSIDE DIAMETER: 2.432 INCHES IN
BORE NOMINAL DIAMETER: 0.502 INCHES BOTH ENDS IN
FACE NOMINAL WIDTH: 0.440 INCHES IN
PRESSURE ANGLE: 20.0000 DEGREES
TEETH QUANTITY: 12
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLEPLAIN, SOLID
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 1117 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
BORE STYLEPLAIN BOTH ENDS
NOMINAL OUTSIDE DIAMETER2.432 INCHES IN
BORE NOMINAL DIAMETER0.502 INCHES BOTH ENDS IN
FACE NOMINAL WIDTH0.440 INCHES IN
PRESSURE ANGLE20.0000 DEGREES
TEETH QUANTITY12
STYLE DESIGNATORHUBLESS
TOOTH FORMSTANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
25Z259D35Interchangeable
interchangeable cross-reference
interchangeable
108-452-3PC29Interchangeable
interchangeable cross-reference
interchangeable
71425-71750Interchangeable
interchangeable cross-reference
interchangeable
1543Interchangeable
interchangeable cross-reference
interchangeable
3196Interchangeable
interchangeable cross-reference
interchangeable
907-251Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1543B?
1543B is a GEAR,SPUR.
What parts can replace 1543B?
There are 20 known substitutes for 1543B: 25Z259D35, 108-452-3PC29, 71425-71750 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1543B?
1543B is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-403-9411. This indicates validated use in U.S. government and defense supply chains.
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