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C74451-Z1025-U121 — BELT,FLAT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

C74451-Z1025-U121: BELT,FLAT.

The BELT,FLAT is a the manufacturer industrial component. Key specifications include material: FIBER AND RUBBER AND PLASTIC POLYURETHANE BODY, usage_design: TRANSMITTING POWER, nominal_width: 0.500 INCHES IN, style_designator: REGULAR FLAT TYPE, nominal_thickness: 0.025 INCHES IN, surface_condition: SMOOTH TOP SURFACE. This part is cataloged in the U.S.

Government catalog under NSN 3030-01-132-7149, 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
C74451-Z1025-U121
NSN: 3030-01-132-7149
FSC: 3030 — Belting, Drive Belts, Fan Belts, and Accessories
CAGE: D1149 — SIEMENS ENERGY GLOBAL GMBH & CO. KG SE GP I SO CS MA (DEU)
SPECIFICATIONS
materialFIBER AND RUBBER AND PLASTIC POLYURETHANE BODY
ply_quantity1
usage_designTRANSMITTING POWER
nominal_width0.500 INCHES IN
style_designatorREGULAR FLAT TYPE
nominal_thickness0.025 INCHES IN
surface_conditionSMOOTH TOP SURFACE
nominal_inside_circumference30.500 INCHES IN
NSN3030-01-132-7149
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BELT,FLAT TITLE COMPONENT PN C74451-Z1025-U121 MFR BELT,FLAT
KEY FEATURES
•
NOMINAL INSIDE CIRCUMFERENCE: 30.500 INCHES IN
•
USAGE DESIGN: TRANSMITTING POWER
•
STYLE DESIGNATOR: REGULAR FLAT TYPE
•
SURFACE CONDITION: SMOOTH TOP SURFACE
•
PLY QUANTITY: 1
•
NOMINAL WIDTH: 0.500 INCHES IN
•
MATERIAL: FIBER AND RUBBER AND PLASTIC POLYURETHANE BODY
TECHNICAL CHARACTERISTICS
NOMINAL INSIDE CIRCUMFERENCE30.500 INCHES IN
USAGE DESIGNTRANSMITTING POWER
STYLE DESIGNATORREGULAR FLAT TYPE
SURFACE CONDITIONSMOOTH TOP SURFACE
SURFACE CONDITIONROUGH PULLEY SURFACE
PLY QUANTITY1
NOMINAL WIDTH0.500 INCHES IN
MATERIALFIBER AND RUBBER AND PLASTIC POLYURETHANE BODY
NOMINAL THICKNESS0.025 INCHES IN
OTHER ITEMS IN FSC 3030 — Belting, Drive Belts, Fan Belts, and Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3030-00-001-1241 3030-00-001-1245 3030-00-001-3515 3030-00-001-6292 3030-00-001-6318 3030-00-001-9226 3030-00-003-0143 3030-00-003-0144
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is C74451-Z1025-U121?
C74451-Z1025-U121 is a BELT,FLAT.
What is the NSN for C74451-Z1025-U121?
C74451-Z1025-U121 is cataloged in the U.S. Government catalog under NSN 3030-01-132-7149. 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.