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Technical Data Sheet
278318 ✓ 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 ADJUSTER,SLACK,BRAKE is a the manufacturer industrial component. Key specifications include shape: STRAIGHT, spline_type: STRAIGHT SPLINE, hole_diameter: 0.501 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN, major_diameter: 1.499 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN, minor_diameter: 1.214 INCHES MINIMUM AND 1.215 INCHES MAXIMUM IN, adjustment_type: SINGLE ARM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-426-8368, 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
278318
NSN: 2530-00-426-8368
FSC: 2530
CAGE: 06853 — BENDIX COMMERCIAL VEHICLE SYSTEMS LLC DBA BENDIX COMMERCIAL VEHICLE SYSTEMS (USA)
SPECIFICATIONS
shapeSTRAIGHT
spline_typeSTRAIGHT SPLINE
hole_diameter0.501 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN
major_diameter1.499 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
minor_diameter1.214 INCHES MINIMUM AND 1.215 INCHES MAXIMUM IN
adjustment_typeSINGLE ARM
spline_quantity10
thread_directionRIGHT-HAND
torque_load_rating15000.000 INCH-POUNDS IN
locking_device_typeSPRING LOADED PLUNGER
fsc_application_dataAIR BRAKE GROUP,CRUSHER-SCREENING PLANT
connecting_arm_designSTRAIGHT
NSN2530-00-426-8368
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ADJUSTER,SLACK,BRAKE TITLE COMPONENT PN 278318 MFR ADJUSTER,SLACK,BRAKE
KEY FEATURES
THREAD DIRECTION: RIGHT-HAND
CONNECTING ARM HOLE BUSHING: INCLUDED
MINOR DIAMETER: 1.214 INCHES MINIMUM AND 1.215 INCHES MAXIMUM IN
MAJOR DIAMETER: 1.499 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
SPLINE TYPE: STRAIGHT SPLINE
CONNECTING ARM HOLE QUANTITY: 2
CONNECTING ARM THICKNESS: 0.501 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN
SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
CONNECTING ARM HOLE BUSHINGINCLUDED
MINOR DIAMETER1.214 INCHES MINIMUM AND 1.215 INCHES MAXIMUM IN
MAJOR DIAMETER1.499 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
SPLINE TYPESTRAIGHT SPLINE
CONNECTING ARM HOLE QUANTITY2
CONNECTING ARM THICKNESS0.501 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN
SHAPESTRAIGHT
TORQUE LOAD RATING15000.000 INCH-POUNDS IN
ADJUSTMENT TYPESINGLE ARM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
21663Interchangeable
interchangeable cross-reference
interchangeable
21663-HKInterchangeable
interchangeable cross-reference
interchangeable
99121663Interchangeable
interchangeable cross-reference
interchangeable
MRE9SNH7VLInterchangeable
interchangeable cross-reference
interchangeable
5740575Interchangeable
Screw Assy. Vent
interchangeable
21239Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 278318?
278318 is a ADJUSTER,SLACK,BRAKE.
What parts can replace 278318?
There are 10 known substitutes for 278318: 21663, 21663-HK, 99121663 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 278318?
278318 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-426-8368. This indicates validated use in U.S. government and defense supply chains.
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