GRACO 25C979 - Electric Grease Jockey System Truck w/ Greaseable Spring Pins - 1/4-28" to 1/8" NPT Female, 5-Pack

Electric Grease Jockey System Installation Kit designed for trucks with greaseable spring pins and drum brakes. This comprehensive kit provides everything needed to install an automatic lubrication system for commercial truck applications, ensuring proper maintenance of critical suspension and brake components.

Specifications

• Thread: 1/4-28 SAE to 1/8 NPT
• Pack Quantity: 5 pack
• Fitting Type: Street elbow
• Application: 4 x 2 Single Axle
• Brake Type: Drum Brakes

Features

• Street elbow configuration for space-saving connections
• 5-pack quantity for multiple installations
• Compatible with both greaseable and sealed spring pin systems
• Professional-grade fitting for reliable performance
• Thread conversion from 1/4-28 to 1/8 NPT female
• 5-pack quantity for multiple connection points

Applications

• Electric grease jockey system installations
• Professional lubrication systems
• Equipment maintenance applications
• Grease dispensing operations
• Automatic lubrication system end-point connections
• Grease fitting thread adaptation

Compatible Equipment

• Semi-Tractor grease jockey systems
• Straight Truck grease jockey systems
• Systems with greaseable spring pins
• Systems with sealed spring pins
• Electric Grease Jockey systems
• GRACO automatic lubrication systems

Related Parts

• 25C977 - 3/16 in to 1/8 NPT elbows, 10-Pack
• 25C978 - 3/16 to 1/8 NPT straights, 10-Pack
• 25C980 - Zip ties, looped, 10-count
• 17C063
• 25C360
• 25C971
• 25C972
• 25C973

Kit Contents

• 5 pieces of 1/4-28 to 1/8 NPT female fittings
• 25C990 - 12 VDC Grease Jockey pump
• 175970 - 18 ft mainline section/installable end kit
• 175969 - 12 ft mainline section/installable end kit
• 175968 (1) - 6 ft mainline section/installable end kit
• 129759 (2) - Mainline tee
• 129755 - Mainline plug
• 25C854 - Front left meter module
• 25C859 - Front right meter module
• 25C855 - 5th wheel meter module
• 25C856 - Rear axle meter module
• 25C977 (2) - 3/16 in to 1/8 NPT elbows, 10-Pack
• 25C978 - 3/16 in to 1/8 NPT straights, 10-Pack
• 25C979 - 1/4-28 SAE to 1/8 NPT (F), 5-Pack
• 175107 - Mounting bracket

This fitting appears in multiple system configurations including both drum brake and disc brake systems for semi-tractors and straight trucks. It's a standard component across various grease jockey installation kits. This is listed as an end-point fitting in the Electric Grease Jockey system selection guide, requiring 1 module in the system configuration This is part of a complete Electric Grease Jockey System Installation Kit (25C972) for trucks with greaseable spring pins and 4x2 single axle drum brake configuration.

Reference Manuals

• 340540 (Page 5) Graco Grease Jockey Fleet Lubrication Solutions Brochure
• 352635 (Page 2) Graco Electric Grease Jockey® Automatic Lubrication System
• 352639 (Page 2) Electric Grease Jockey Pump
• 353470 (Page 6) Electric Grease Jockey