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222978 — ADJUSTER,SLACK,BRAKE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

222978: ADJUSTER,SLACK,BRAKE.

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 0.504 INCHES MAXIMUM IN, major_diameter: 1.500 INCHES NOMINAL IN, minor_diameter: 1.214 INCHES NOMINAL IN, adjustment_type: SINGLE ARM. This part is cataloged in the U.S.

Government catalog under NSN 2530-00-288-2135, 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
222978
NSN: 2530-00-288-2135
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
CAGE: 06853 — BENDIX COMMERCIAL VEHICLE SYSTEMS LLC DBA BENDIX COMMERCIAL VEHICLE SYSTEMS (USA)
SPECIFICATIONS
shapeSTRAIGHT
spline_typeSTRAIGHT SPLINE
hole_diameter0.501 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
major_diameter1.500 INCHES NOMINAL IN
minor_diameter1.214 INCHES NOMINAL IN
adjustment_typeSINGLE ARM
offset_distance0.875 INCHES NOMINAL IN
spline_quantity10
offset_directionRIGHT
thread_directionRIGHT-HAND
torque_load_rating22000.000 INCH-POUNDS IN
locking_device_typeEXTERNAL SPRING CLIP
NSN2530-00-288-2135
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ADJUSTER,SLACK,BRAKE TITLE COMPONENT PN 222978 MFR ADJUSTER,SLACK,BRAKE
KEY FEATURES
•
CONNECTING ARM CENTER TO CENTER DISTANCE BETWEEN SPLINE HOLE AND CONNECTION HOLE: 5.250 INCHES NOMINAL IN
•
SPLINE TYPE: STRAIGHT SPLINE
•
OFFSET DISTANCE: 0.875 INCHES NOMINAL IN
•
TORQUE LOAD RATING: 22000.000 INCH-POUNDS IN
•
CONNECTING ARM DESIGN: OFFSET
•
CONNECTING ARM HOLE QUANTITY: 1
•
OFFSET DIRECTION: RIGHT
•
CONNECTING ARM HOLE BUSHING: INCLUDED
TECHNICAL CHARACTERISTICS
CONNECTING ARM CENTER TO CENTER DISTANCE BETWEEN SPLINE HOLE AND CONNECTION HOLE5.250 INCHES NOMINAL IN
SPLINE TYPESTRAIGHT SPLINE
OFFSET DISTANCE0.875 INCHES NOMINAL IN
TORQUE LOAD RATING22000.000 INCH-POUNDS IN
CONNECTING ARM DESIGNOFFSET
CONNECTING ARM HOLE QUANTITY1
OFFSET DIRECTIONRIGHT
CONNECTING ARM HOLE BUSHINGINCLUDED
SHAPESTRAIGHT
LOCKING DEVICE TYPEEXTERNAL SPRING CLIP
SUBSTITUTES & CROSS-REFERENCES 2
220978Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
111008002Reference 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 222978?
222978 is a ADJUSTER,SLACK,BRAKE.
What parts can replace 222978?
There are 2 known substitutes for 222978: 220978, 111008002. Substitute compatibility should be verified for your specific system.
What is the NSN for 222978?
222978 is cataloged in the U.S. Government catalog under NSN 2530-00-288-2135. 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.