Chrysler Group LLC Document Number: PS-12078 Process Standard Date Published: 2010-07-13 Category Code: R-4 Change Level: - EASL Requirement: No
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Restricted: No
STANDARD TOLERANCES – BODY AND EXTERIOR COMPONENTS AND ASSEMBLIES
1.0 GENERAL
1.1 Purpo
This standard documents generic tolerances for body-in-white, closures, and exterior systems components and asmblies.
工作电压1.2 Coverage of this Standard
This standard is intended for stamped body-in-white and closures components and asmblies and exterior systems components and asmblies.
1.3 Limitations on Usage
Components that are created from casting, forging, or machining process are not covered by this standard.
2.0 TOLERANCE CHARTS – COMPONENT PARTS
Class ‘A’ Gap Feature
PRESSED METAL
黄米粥HOT STAMP SMC
THERMOPLASTIC
NA
Class ‘A’ Flush Feature
NA
Mating Flange or Surface
Non-Mating Surfaces
1.0
1.0
1.03.0
1.0
1.0
怎么团购1.03.0
3.0
4.02.0 3.0
NA
NA
HOT STAMP
THERMOPLASTIC
PRESSED METAL SMC
Hem
Aesthetic
Class A, CA Class A, CA
Class A, CA
Two Way Slot, Non Controlling Two Way Slot,
Non Controlling
Two Way Slot,
新奇近义词Non Controlling
FIGURE 1: COMPONENT PARTS TOLERANCE CHART
3.0 TOLERANCE CHART – ASSEMBLY FEATURES
FIGURE 2: ASSEMBLY FEATURE TOLERANCE CHART
4.0 HOLE STANDARDS
飞蛾扑向火
Preferred nominal sizes and size tolerances are dictated by tolerance class. For each hole, tolerance class must be documented in the component part 2D GD&T drawing.
Class R – Gage Holes (pages 5-6)
Class A – Attachment Holes (pages 7-8)
Class B – Clearance Holes (pages 7-8, 11-14) Class CR – “NAAMS” Gage Holes (pages 9-10)
Class CA – North American Attachment Holes (pages 11-14) (Class ASKF – Obsolete – Fiat B Platform Gage Holes)
HOT STAMP .4.4
33
THERMOPLASTIC
11
1.0
1.0
PRESSED METAL
SMC
4.1 CLASS R GAGE HOLES
Class R holes are ud for part location and may be round, slotted, or square.
FIGURE 3: CLASS R ROUND GAGE HOLES
HOLE DIMENSION
NOMINAL
FIGURE 4: CLASS R GAGE SLOTS HOLE DIMENSION
a
NOMINAL
10.3
12.3 (NOTE 1)
FIGURE 5: CLASS R SQUARE GAGE HOLES
Class CR flanging requirements are as follows:
科技股有哪些Flanging required if sheet metal thickness is less than 1.5 mm.
FIGURE 6: CLASS CR FLANGING REQUIREMENTS操作英文
4.2 CLASS A AND CLASS B HOLES
Class A holes are for attachments, Class B holes are for clearance.
FIGURE 7: ATTACHMENT AND CLEARANCE ROUND HOLE REQUIRMENTS
