High Speed, Two Needle, Drop Feed, Needle Feed, Lockstitch Machine

With: Centra-Lube® Semi-Automatic Lubrication System, Large Vertical Acis Hooks and Bobbins, Reverse Feed, Safety Clutch

Designed for stitching medium to medium-heavy weight fabrics, leather, canvas, vinyl, synthetics and various laminated and coated materials
Suitable for sewing auto, boat and furniture upholstery, boat covers, sails, awnings, tents, light tarpaulins, camping equipment, cot and beach chair covers, slip covers, draperies, mattress binding, luggage, travelware accessories, wearing apparel, coats, work clothes, foundation garments, etc.
Designed for stitching reinforced and parallel stitches
Suitable for such operations as attaching zippers, lap seam felling, staying shoe linings, and general double needle seaming, binding, taping and piping

Large vertical axis hooks and bobbins assures longer operation between bobbin changes
The compound feed mechanism assures perfect and uniform stitching and eliminates slippage
Centra-Lube® semi-automatic lubrication system
Automatic hook lubrication
Oil fed take-up
Reverse stitching – Models 333RB-3 /333RBL-25
Large range of gauge sets available
Safety clutch prevents the hooks from being damaged
Synchronized puller available (add suffix -P)
333RB-3: Large hooks and bobbins and reverse feed
333RBL-25: Large hooks and bobbins, reverse feed and LONG ARM

Number of Needles 2 (Double)
Feeding Mechanism Needle Feed
Workspace Standard Workspace
Standard or Full Function Standard Functions
Speed, Max (S.P.M.) 2800
Clearance Under Presser Foot 2 1/64″ (8.5mm)
Stitch Length 4 s.p.i. (6.5mm)
Work Space 10″ (254mm)
Needle 135 x 17
Bobbin Pre-Wound S or U
Bed Size 7″ 20-3/8″ (177mm x 518mm)
Stitch Type 301
Needle Bar Stroke 1 5/16″ (33mm)
Available Needle Spacings 1/16″ (1.6mm) – 1 1/2″ (38.1mm)
Standard Needle Spacing 1/4″ (6.4mm)
Hook 15502