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  • AP AIR, INC.
  • 805 13th Street North
  • Humboldt, IA 50548
  • 800-806-5312
  • 1101 Center Street
  • Redding, CA 96001
  • 855-984-8511

CATERPILLAR 637E MOTOR SCRAPER

Belts

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A/C Compressor Belt - 1 Groove, 67.1
9-1110

A/C Belt

9L-1130
A/C Compressor Belt - 1 Groove, 50
9-2705

A/C Belt

3P-0130

Length 50"

A/C Belt
9-AP68

A/C Belt

3S-9652

Blower Motors

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24 Volt, Single Speed, 2 Wire, 5/16 Shaft, Caterpillar Blower Motor
BM11262

Blower Motor - 24 Volt

2G-0409, 8P-9982, 9G-0397

Compressors

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Reman 24 Volt 2 oclock 6.77 CL Superheat Compressor
500-022

Reman Compressor 2 o'clock 6.77" CL Superheat, 24V

7N-4297, 7N-4296
New 24 Volt 2 oclock 6.77 CL Plain Head Compressor
500-026

A6 Compressor - 2 o'clock 6.77" Plain Head, 24V

7N-4297
New Heavy Duty A6 Delco Replacement - 24 Volt with 7 Clutch and Dust Protection
500-086

Heavy Duty A6 Delco Replacement - 7" Clutch and Dust Protection, 24V

7N-4297, 1P-6416
OE Sanden Compressor SD7H15, FLX7 - 135mm, 2 Groove Clutch 24V
509-5714

Compressor

Flex 7 compressor

Alternative Compressor SD7H15, FLX7 - 135mm, 2 Groove Clutch 24V
509-57143

Compressor - Aftermarket

Flex 7 compressor

Alternative Compressor SD7H15 - 138mm, 1 Groove Clutch 12V
509-5803

Alternative Compressor SD7H15 - 138mm, Single Groove Clutch 12V

3E-3658, 3E-1908
Alternative Compressor SD7H15 - 138mm, 1 Groove Clutch 24V
509-5863

Alternative Compressor SD7H15 - 138mm, Single Groove Clutch, 24 Volt

7T-8600

Condensers

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206-5889 - Caterpillar Condenser
400-9007

Condenser

8N-7486

Evaporators

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Evaporator
TBA 2G-0429

Evaporator

2G-0429

Expansion Valves

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Externally Equalized With 14 Capillary Tube
902-210

Expansion Valve

2G-0401

Radiators

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2W5540 - Caterpillar Radiator Core
RC92005

Radiator Core

2W-5540

Folded Core

2W5539 - Caterpillar Radiator Core
RC92155

Radiator Core

2W-5539

Folded Core

Rec Driers/Accumulators

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3 x 6 1/4 Male O-Ring - Dry-Tech Series
803-318

Heavy Duty Dry-Tech Series 3 x 6 1/4 Male O-Ring

9D-6888
3 1/2 x 9 3/4 Female O-Ring
803-459

Accumulator Without Desiccant - Cat OE Steel

186-6189, 151-5261, 101-8789, 106-1018
4 x 8 Male O-Ring - Dry-Tech Series
804-530

Heavy Duty Dry-Tech Series Drier

5V-5698, 106-5534
4 x 8 Male O-Ring
804-5301

Standard Duty Receiver Drier

5V-5698, 106-5534

Switches/Electrical

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6P-3236 - Caterpillar 3 Speed Blower Switch
205-148

Blower Switch

6P-3236
Preset Thermostatic Switch - Caterpillar
210-973

Thermostatic Switch

3E-5464
114-5333 - Binary Pressure Switch Update Kit, Normally Open - Caterpillar
220-10512

Cat Binary Pressure Switch Update Kit

114-5333

Eliminates Pin Connection at Pressure Switch
Solid Pin Connector on Harness

114-5333 - Cat Binary Pressure Switch, Normally Open with Aftermarket Wire Harness
220-1052

Binary Switch with Aftermarket Wire Harness and Connector

114-5333

Includes Aftermarket Wire Harness
For Switch Only Order a 220-1051

114-5333 - Cat Binary Pressure Switch, Normally Open with OE Wire Harness and Connector with Solid Pins
220-1052HD

Binary Pressure Switch with HD OE Wire Harness and Connector

114-5333

Includes Heavy Duty OE Wire Harness
For Switch Only Order a 220-1051

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