B1183-818-1 — Technical Data Sheet

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— · COMPONENT

WHAT YOU NEED TO KNOW

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Confirm exact part number — similar PNs may be different parts

PRODUCT OVERVIEW

The SPACER,PLATE is a the manufacturer industrial component. Key specifications include style_designator: NON-CIRCULAR W/APERTURE, aperture_diameter: 4.781 INCHES NOMINAL IN, bolt_circle_diameter: 5.750 INCHES NOMINAL IN, relationship_to_similar_equipment: MADE FROM TIMKEN K21920; MODIFY BY CUTTING EARS OFF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-088-2473, 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

B1183-818-1

NSN: 5365-01-088-2473
FSC: 5365
CAGE: 97578 — TIMKEN GEARS & SERVICES INC. DBA PHILADELPHIA GEAR DIV WESTERN REGIONAL SERVICE CENTER (USA)

SPECIFICATIONS

style_designator	NON-CIRCULAR W/APERTURE
aperture_diameter	4.781 INCHES NOMINAL IN
bolt_circle_diameter	5.750 INCHES NOMINAL IN
relationship_to_similar_equipment	MADE FROM TIMKEN K21920; MODIFY BY CUTTING EARS OFF
NSN	5365-01-088-2473

COMPONENT DIAGRAM

KEY FEATURES

•

BOLT CIRCLE DIAMETER: 5.750 INCHES NOMINAL IN

•

RELATIONSHIP TO SIMILAR EQUIPMENT: MADE FROM TIMKEN K21920; MODIFY BY CUTTING EARS OFF

•

APERTURE DIAMETER: 4.781 INCHES NOMINAL IN

•

STYLE DESIGNATOR: NON-CIRCULAR W/APERTURE

TECHNICAL CHARACTERISTICS (FLIS)

BOLT CIRCLE DIAMETER	5.750 INCHES NOMINAL IN
RELATIONSHIP TO SIMILAR EQUIPMENT	MADE FROM TIMKEN K21920; MODIFY BY CUTTING EARS OFF
APERTURE DIAMETER	4.781 INCHES NOMINAL IN
STYLE DESIGNATOR	NON-CIRCULAR W/APERTURE

VERIFIED SUBSTITUTES & CROSS-REFERENCES

No verified substitutes available.

LIFECYCLE

StatusACTIVE

AvailabilityOEM and secondary market

RoHS CompliantEAR99Not HAZMAT

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FREQUENTLY ASKED QUESTIONS

What is B1183-818-1?

B1183-818-1 is a SPACER,PLATE.

What is the NSN for B1183-818-1?

B1183-818-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-088-2473. This indicates validated use in U.S. government and defense supply chains.

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B1183-818-1 — Technical Data Sheet

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