FROM THE R&P CARRIAGES FAMILY SHIPS NEXT BUSINESS DAY MONDAY–FRIDAY NEED FITMENT HELP? SEND PHOTOS OR TEXT 815-357-3292 WE INSTALL WHAT WE SELL

CALL 815-357-3292 TEXT US

LOCATED IN SENECA, IL 61360

Shop All Parts Home Cargo Control Lights & Electrical Running Gear and Suspension RV Trailer Parts Towing & Hitch Parts Trailer Hardware In-Store Exclusives Contact Us

Service Request Parts Request Help & Technical Guides Contact R&P

In-Store Exclusives

We Sell Trailers

FIND THE RIGHT TRAILER PART

Search trailer parts

NEED FITMENT HELP? CALL OR TEXT 815-357-3292

Search trailer parts

Shop Trailer Parts

Home

Shop All Cargo Control D-Rings & Tie Downs Locks & Security Spare Tire Mounts Wheel Chocks Winches Straps, Binders, & Chains

Shop All Lights & Electrical Battery Break Aways Brake Controllers & Harnesses Converters & Chargers Trailer & RV Lighting Accessories & Mounting LED Lighting Incandescent Fluorescent Lighting Light Testers Electronic Flashers Trailer Plugs, Cords & Adapters Trailer Wiring Kits Truck Plug Wiring Kits

Shop All Running Gear and Suspension Axle Assemblies Bearings, Races, Caps & Seals "Do-It-Yourself" Kits Hydraulic Brake Parts Drums & Backing Plates Leaf Springs, U Bolts & Suspension Heavy Duty Running Gear, 8K+ Hubs Other Axle Parts Spindles & Spindle Repair Kits Tires, Wheels & Hub Caps Greases and Oils UFP & Boat Trailer Running Gear Air Brake Parts

Shop All RV Trailer Parts Electrical, Water & Sewer Hatches Fresh Water Tanks & Accessories Gas Struts & Accessories Handles & Door Hold Backs Trims & Seals Vents Wire Loom

Shop All Towing & Hitch Parts Hitch Balls Pintle Products Receiver Ball Mounts Truck Receiver Hitches Weight Distribution & Sway Control

Shop All Trailer Hardware Couplers Document Holders Jack & Jack Parts Ramp Holders, Levers & Hinges Safety Chains Specialty Screws

In-Store Exclusives Careers @ R&P

Shop All Contact Us Help & Technical Guides

Service Request Wholesale Application We sell trailers!

R&P Services

Service Request Parts Request Help & Technical Guides Contact R&P

Clearance Yard Wholesale Application We Sell Trailers

Log In Sign Up Cart (0)

Call 815-357-3292 Text Parts Help Located in Seneca, IL 61360

Facebook Instagram YouTube

Home › (38N) Nut, 3/8"-24 Fine thread, 12" Backing Plate, Hardware

(38N) Nut, 3/8"-24 Fine thread, 12" Backing Plate, Hardware

$0.25

Shipping Calculated at Checkout

In Stock

Quantity

Not Sure It Fits? Ask a Pro

Orders & Account

Customer Login
Create an Account
View Cart
Contact Us About an Order
Returns & Refunds

Help & Service

Help & Technical Guides
Request Trailer Service
Request Parts Help
Parts & Fitment Help
Search the Site

Not sure what part you need?

Send photos, measurements, axle tags, or part numbers.

Call Text Email Parts

R&P Carriages

About R&P
We Sell Trailers
Careers at R&P
Employment Application
Wholesale Application
R&P Contact & Hours

Stay Connected

Get practical trailer information, company updates, and occasional offers from R&P Carriages.

Email address

815-357-3292 270 E. Jackson St., Seneca, IL 61360

Store: Mon–Fri 9:00–5:30 · Sat 9:00–3:00
Shop: Mon–Fri 9:00–5:00

Parts, service, and trailer support from Seneca, Illinois. Call or text 815-357-3292

Privacy Policy Terms of Service Returns & Refunds

© 2026 Need a Trailer Part · An R&P Carriages company

NeedATrailerPart.com

Before you go…

What stopped you today? Your answer helps us make finding the right trailer part easier.

Select the reason you are leaving I’m not sure this part will fit my trailer. I couldn’t find the part I need. Shipping cost or delivery time. The price was higher than I expected. I need help from a parts specialist. Something else.

No email address is required. Your response is used to improve our store and parts-finding experience.