MGM BRAKES part description

General Description

Acids/Liquid Corrosives

Features and Benefits

  • Tamper Resistant Design
  • Molded Nitrile Rubber Push-Rod Air Seal
  • Center Hole Shield
  • Externally Stored Release Bolt
  • Epoxy-Coated Head, Non-Pressure Chamber and Lower Push-Rod Assembly
  • Epoxy Coated Return Spring
  • 360 Aluminum Center Case
  • Square Port Bosses (Long Stroke Identification)
  • Weatherseal Plug
  • Heavy-Duty Steel Non-Pressure Chamber (8-Gauge Standard on Type 3030 Aftermarket HD Model)
  • Stroke Alert
  • Polymer Push-Rod Guides
  • Heavy-Duty Nylon Reinforced Diaphragms
  • Heavy-Duty Nylon Reinforced Neoprene Diaphragms (Optional)
  • External Breather Tube
  • Epoxy-Coated Piston and Center Case -Inside & Out
  • Heavy Duty Power Spring 160 lb (72.6 kg) Additional Parking Brake Force @ 1.25 inches (31.8 mm) of Stroke
  • Center Hole Diaphragm (U.S. Patent No. 5,507,217)
  • Composite Guide -Corrosion Fighter Technology, Type 30 Spring Side Models Only

Technical Specifications

Stroke 2.50" (63.5 mm)
Weight lb (kg) Combination 19.9 lb (9.0 kg)
Weight lb (kg) Single N/A
A 9.04" (229.6 mm)
B 6.66" (169.2 mm)
C 8.31" (211.1 mm)
D 8.21" (208.5 mm)
E 4.75" (120.7 mm)
F 5/8" - 11 UNC (M16 x 1.5 - 6g)
G 5/8" - 18 UNF (M16 x 1.5 - 6g)
Inlets 3/8" - 18 NPTF (M16 x 1.5 - 6H)
X - Min. (aftermarket unit only) 8.00" (203.2 mm)

Product Description

Double Diaphragm Brake Chamber

Features & Benefits

  • Tamper Resistant
  • Long Life Spring
  • Center Hole Diaphragm/Shield
  • Epoxy Coated Head, NPC, Lower Push-Rod Assembly, Return Spring, Piston/Center Case
  • Heavy-Duty Steel NPC
  • Polymer Guides
  • Heavy-Duty Diaphragm
  • Stroke Alert
  • Composite Guide

Product Attributes

Breather Tube Breather Tube
Chamber Type Double Diaphragm Brake
Diaphragm Diameter Rubber IN
Heavy Duty Heavy Duty
Mounting Bolt Length 1.540 IN
Mounting Bolt Thread 5/8-11
Port Size 3/8-18 NPTF
Spring Size 30
Service Size 30
Severe Service Severe Service
Stroke 2.50 IN
Welded Yoke Threaded
UNIT Production

Additional Information

Country of Origin (Primary) US
2
VMRS Code 013004000

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