PartsTable
Technical Data Sheet
PartsTable / COMPONENT / P4855
P4855 ✓ 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: 1.500 INCHES NOMINAL IN, minor_diameter: 1.364 INCHES NOMINAL 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 2990-00-480-7547, 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
P4855
NSN: 2990-00-480-7547
FSC: 2990
CAGE: 25657 — UNION INDUSTRIES INC DBA UNION MFG CO (USA)
SPECIFICATIONS
shapeSTRAIGHT
spline_typeSTRAIGHT SPLINE
hole_diameter0.501 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN
major_diameter1.500 INCHES NOMINAL IN
minor_diameter1.364 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_typeINTERNAL SPRING LOADED
NSN2990-00-480-7547
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ADJUSTER,SLACK,BRAKE TITLE COMPONENT PN P4855 MFR ADJUSTER,SLACK,BRAKE
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL,APPROX 57 IN. LG,17 IN. OD,W/U TUBE ASSEMBLY,RUBBER HOSE,TWO HOSE CLAMPS IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL,APPROX 57 IN. LG,17 IN. OD,W/U TUBE ASSEMBLY,RUBBER HOSE,TWO HOSE CLAMPS IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
761M1Interchangeable
interchangeable cross-reference
interchangeable
220974Interchangeable
interchangeable cross-reference
interchangeable
278155Interchangeable
interchangeable cross-reference
interchangeable
5200-2034-2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy P4855?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is P4855?
P4855 is a ADJUSTER,SLACK,BRAKE.
What parts can replace P4855?
There are 4 known substitutes for P4855: 761M1, 220974, 278155 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P4855?
P4855 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2990-00-480-7547. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — P4855

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026