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5259-549 — BELT,FLAT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

5259-549: BELT,FLAT.

The BELT,FLAT is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYESTER OVERALL, usage_design: TRANSMITTING POWERTRANSMITTING POWER, nominal_width: 0.500 INCHES0.500 INCHES IN, style_designator: REGULAR FLAT TYPE, nominal_thickness: 0.035 INCHES0.035 INCHES IN, nominal_inside_circumference: 21.500 INCHES21.500 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3030-01-184-8211, 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
5259-549
NSN: 3030-01-184-8211
FSC: 3030 — Belting, Drive Belts, Fan Belts, and Accessories
CAGE: 05869 — RAYTHEON COMPANY DIV RMD STRATEGIC (USA)
SPECIFICATIONS
materialPLASTIC POLYESTER OVERALL
usage_designTRANSMITTING POWERTRANSMITTING POWER
nominal_width0.500 INCHES0.500 INCHES IN
style_designatorREGULAR FLAT TYPE
nominal_thickness0.035 INCHES0.035 INCHES IN
environmental_protectionHEAT RESISTANT AND HEAT RESISTANT AND OIL RESISTANT AND OIL RESISTANT AND STATIC FREE AND STATIC FREE AND ABRASION RESISTANTABRASION RESISTANT
nominal_inside_circumference21.500 INCHES21.500 INCHES IN
NSN3030-01-184-8211
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BELT,FLAT TITLE COMPONENT PN 5259-549 MFR BELT,FLAT
KEY FEATURES
•
NOMINAL INSIDE CIRCUMFERENCE: 21.500 INCHES21.500 INCHES IN
•
USAGE DESIGN: TRANSMITTING POWERTRANSMITTING POWER
•
STYLE DESIGNATOR: REGULAR FLAT TYPE
•
ENVIRONMENTAL PROTECTION: HEAT RESISTANT AND HEAT RESISTANT AND OIL RESISTANT AND OIL RESISTANT AND STATIC FREE AND STATIC FREE AND ABRASION RESISTANTABRASION RESISTANT
•
NOMINAL WIDTH: 0.500 INCHES0.500 INCHES IN
•
MATERIAL: PLASTIC POLYESTER OVERALL
•
NOMINAL THICKNESS: 0.035 INCHES0.035 INCHES IN
TECHNICAL CHARACTERISTICS
NOMINAL INSIDE CIRCUMFERENCE21.500 INCHES21.500 INCHES IN
USAGE DESIGNTRANSMITTING POWERTRANSMITTING POWER
STYLE DESIGNATORREGULAR FLAT TYPE
ENVIRONMENTAL PROTECTIONHEAT RESISTANT AND HEAT RESISTANT AND OIL RESISTANT AND OIL RESISTANT AND STATIC FREE AND STATIC FREE AND ABRASION RESISTANTABRASION RESISTANT
NOMINAL WIDTH0.500 INCHES0.500 INCHES IN
MATERIALPLASTIC POLYESTER OVERALL
NOMINAL THICKNESS0.035 INCHES0.035 INCHES IN
SUBSTITUTES & CROSS-REFERENCES 2
135-0056-000Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
ULTRA-SPEED 1400 21.5X.5X.035Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5259-549?
5259-549 is a BELT,FLAT.
What parts can replace 5259-549?
There are 2 known substitutes for 5259-549: 135-0056-000, ULTRA-SPEED 1400 21.5X.5X.035. Substitute compatibility should be verified for your specific system.
What is the NSN for 5259-549?
5259-549 is cataloged in the U.S. Government catalog under NSN 3030-01-184-8211. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.