1-800-255-5387 • www.premier-mfg.com
PREMIER MANUFACTURING COMPANY
Page 5
SAFETY WARNING
This product is designed for towing under
normal conditions within the stated gross
trailer weight capacity of the hinge assembly
being used. Do not overload or abuse this
product. Overloading or abuse may lead to
property damage, severe injury, or death.
STANDARD INSTALLATION DRAWING
Max. Gross Trailer Weight (pair):
Bushing O.D.:
Bushing Length:
Unit Weight (pair):
100,000 lbs. (45,359 kg)
3 1/2 in. (89 mm)
4 1/2 in. (114 mm)
50.2 lbs. (22.8 kg)
Model 330 / 330A Hinge Assembly
SPECIFICATIONS
R1/8
321C LOCK NUT
321D FLAT WASHER
359 FLANGE
350 BRACKET
356 HOUSING
351 BOLT & NUT (2 PIECES)
352 TAPER PIN
321D FLAT WASHER
321B BOLT
344 BUSHING
ACCEPTS 2 1/2 IN. (64 MM)
ROUND TUBING.
2 7/32
8 1/4
4 9/16
9 13/16
7 1/8
7/8
REF.
1 13/16
4 5/8
2 21/32
168°
2 17/32
12°
PARTS & ACCESSORIES
Parts included
- 321B Bolt
- 321C Locknut
- 321D Flat Washer (2)
- 344/344A Bushing
- 350 Bracket
- 351 Bolt & Nut (2)
- 352 Taper Pin
- 356 Housing
- 359 Flange
Bushing Replacements
(Use ONLY Premier’s Bushings):
- 344 (Rubber) or 344A (Poly)
Accepts 2 1/2 in. (64 mm) round tubing.
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