GRACO 24M644 – G-Series Pump Accessories High Capacity Fill Zerk w/ Quick Disconnect & Dust Cover,

GRACO 24M644 – G-Series Pump Accessories High Capacity Fill Zerk w/ Quick Disconnect & Dust Cover, 1/4″ NPT

High capacity fill zerk with quick disconnect and dust cover for easy and efficient pump refilling. Designed for use with 1/4″ NPT ports, this accessory provides a fast, clean way to refill grease pumps while preventing contamination during storage and operation.

Specifications

Thread: 1/4″ NPT

Connection Type: Quick disconnect with dust cover

Features

High capacity fill design for faster refilling

Quick disconnect coupling for easy connection/disconnection

Dust cover protection to prevent contamination

Standard 1/4″ NPT threading for universal compatibility

High capacity fill capability

1/4″ NPT threading

Applications

Refilling G-series pumps

Grease gun refilling operations

Lubrication system maintenance

G-Series pump reservoir re-filling

High volume grease filling operations

Alternative filling method for pumps

Compatible Equipment

G-series pumps with 1/4″ NPT ports

Standard grease guns and pumps

Female coupler Item #121474 – High Capacity Fill Coupler – 1/4″ QD Female by 1/4 NPT Female, Couplers conforming to ISO 7241-1 Series B, G-Mini pumps and controllers

Related Parts

562857 – Standard grease gun for basic refilling

247886 – Manual fill pump

571162 – Manual hand pump

121474 – Female coupler (ISO 7241-1 series B)

121474 – High Capacity Fill Coupler – 1/4″ QD Female by 1/4 NPT Female

247886 – Reservoir Refill Manual Pump w/ Cover, Follower Plate, Hose & Coupling

121474 – Mating Coupler for 24M644 Fill Stud

247886 – Manual Fill Pump (fits 5 gallon or 35 lb pail, includes 121474, requires 24M644)

Use standard grease gun (item #562857) to fill the reservoir. Can be used with any other coupler that conforms to ISO 7241-1 series B. Alternative refill ports available for 2-port systems. Used together with female coupler Item #121474, OR with any other coupler that conforms to ISO 7241-1 Series B. Part of the pump re-fill options for G-Series systems. Works with mating coupler 121474. Required component for manual fill pump 247886.

Reference Manuals

300765 (Page 7) Automatic Lubrication

352633 (Page 6) Graco Compact Series Progressive Valve Brochure

352733 (Page 3) Graco G-Mini Compact Pump Brochure

3A6888 (Page 4) Pump In A Box