OEM Part NO. 7S-8666 / 7S8666 TRANSMISSION HYDRAULIC CONTROL GROUP

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Product Name: 7S8666TRANSMISSION HYDRAULIC CONTROL GROUP

Model: 631C Wheel Tractor

Section: Power Train Power Transmission Unit

Group: 637 TRACTORS

Note: TRANSMISSION HYDRAULIC CONTROL (7S8666 N/S)--Part 2 of 2Serial No. 65M1 to 65M369 inclusive & 79P1 to 79P405 inclusivePart of 8S637 Transmission Arrangement shown on Pages 77 & 77A. 9S2824, 1P2570Pressure Control, 9S2822 & 7S6937 Valve parts are shown on Pages 90 through 93

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Description

Product Name: 7S8666TRANSMISSION HYDRAULIC CONTROL GROUP

Category: Final Drive

Remark: TRANSMISSION HYDRAULIC CONTROL (7S8666 N/S)--Part 2 of 2Serial No. 65M1 to 65M369 inclusive & 79P1 to 79P405 inclusivePart of 8S637 Transmission Arrangement shown on Pages 77 & 77A. 9S2824, 1P2570Pressure Control, 9S2822 & 7S6937 Valve parts are shown on Pages 90 through 93

Model: 631C Wheel Tractor | 631C Wheel Tractor | 631C Wheel Tractor

Section: Array | Array

Group: 637 TRACTORS

IE type: I

Is arrangement: N

Is change: Y

SEQPart NO.NamePos.Qty.NPRCCRServiceChangeTypeModifer

15S7795OEM Part NO. 5S-7795 / 5S7795 BRACKET ASSEM.- / -1YNY---
27S6947OEM Part NO. 7S-6947 / 7S6947 PLATE- / -1YNY---
37S6937OEM Part NO. 7S-6937 / 7S6937 SELECTOR VALVE GROUP- / -1YNYNI-
47S8590OEM Part NO. 7S-8590 / 7S8590 PLATE- / -1YNY---
59S2822OEM Part NO. 9S-2822 / 9S2822 AUTOMATIC SELECTOR VALVE GROUP- / -1YNYNI-
69S2824OEM Part NO. 9S-2824 / 9S2824 SHIFT PRESSURE CONTROL GROUP- / -1YNYNI-
71P2570OEM Part NO. 1P-2570 / 1P2570 PRESSURE CONTROL GROUP- / -1YNYNI-
85S4487OEM Part NO. 5S-4487 / 5S4487 PLATE- / -1YNY---
91S3154OEM Part NO. 1S-3154 / 1S3154 DETENT- / -1YNY---
101S3155OEM Part NO. 1S-3155 / 1S3155 DETENT AS-SPEED- / -2YNY---
115S6985OEM Part NO. 5S-6985 / 5S6985 SPACER- / -1YNY---
127S8581OEM Part NO. 7S-8581 / 7S8581 MANIFOLD- / -1YNY---
135S7785OEM Part NO. 5S-7785 / 5S7785 CAMSHAFT-DETENT- / -2YNY---
149M4288OEM Part NO. 9M-4288 / 9M4288 BOLT 4.50 in. (114.30 mm) long- / -15YNY--11.4CM 4.5IN. LG
157S4540OEM Part NO. 7S-4540 / 7S4540 SLEEVE- / -1YNY---
167S4539OEM Part NO. 7S-4539 / 7S4539 SLEEVE- / -6YNY---
178S9121OEM Part NO. 8S-9121 / 8S9121 ACCUMULATOR GROUP- / -1YNYNI-
183P3036OEM Part NO. 3P-3036 / 3P3036 GOVERNOR CUT-OFF VALVE GROUP- / -1YNYNI-
193S1322OEM Part NO. 3S-1322 / 3S1322 SLEEVE- / -1YNY---
205S3656OEM Part NO. 5S-3656 / 5S3656 SHAFT- / -1YNY---
219M4289OEM Part NO. 9M-4289 / 9M4289 BOLT 1.27 dm(5 in.) long- / -27YNY--5/16-18X8-IN
223P8531OEM Part NO. 3P-8531 / 3P8531 PRESSURE CONTROL VALVE GROUP- / -1YNYNI-
231P2569GOVERNOR CUT-OFF VALVE GROUP- / -1YNYNI-
248S6327MANIFOLD- / -1YNY---
252S4978MANIFOLD- / -1YNY---
265S0922OEM Part NO. 5S-0922 / 5S0922 PIN- / -1YNY---
273P6661OEM Part NO. 3P-6661 / 3P6661 VALVE GP-AUTOMATIC SELECTOR- / -1YNYNI-
286P5642OEM Part NO. 6P-5642 / 6P5642 PLATE- / -1YNY---
296P3233OEM Part NO. 6P-3233 / 6P3233 VALVE GP-PRESSURE CONTROL- / -1YNYNI-
303P2973OEM Part NO. 3P-2973 / 3P2973 SHIFT PRESSURE VALVE GROUP- / -1YNYNI-
313P2398OEM Part NO. 3P-2398 / 3P2398 MANIFOLD- / -1YNY---
328S0599OEM Part NO. 8S-0599 / 8S0599 SLEEVE- / -1YNY---
334S8569OEM Part NO. 4S-8569 / 4S8569 SPRING-DETENT- / -1YYY---
341S5554OEM Part NO. 1S-5554 / 1S5554 SLEEVE- / -4YNY---
352P3621OEM Part NO. 2P-3621 / 2P3621 PIN- / -1YNY---
362P1049OEM Part NO. 2P-1049 / 2P1049 DOWEL- / -1YNY---
378S3453OEM Part NO. 8S-3453 / 8S3453 LEVER ASSEM.- / -1YNY---
382S5778OEM Part NO. 2S-5778 / 2S5778 LEVER- / -1YNY---
391P3326OEM Part NO. 1P-3326 / 1P3326 MANIFOLD- / -1YNY---
408M1115OEM Part NO. 8M-1115 / 8M1115 RING-RETAINER- / -4YNY---
413S1364OEM Part NO. 3S-1364 / 3S1364 DOWEL- / -4YNY---
420T0573OEM Part NO. 0T-0573 / 0T0573 BOLT (3/8) (63.5MM LONG) (ON CAB OF COVER ASSEM.)- / -3YNY--6.99CM 2.75IN LG
430L1329OEM Part NO. 0L-1329 / 0L1329 BOLT- 7.63 cm(3 in.) long - Location "H"- / -1YYY--1/2-13X3-IN
449H0223OEM Part NO. 9H-0223 / 9H0223 SEAL LIP TYPE- / -1YYY--EXHAUST
454B4280OEM Part NO. 4B-4280 / 4B4280 WASHER .095 in. (2.42 mm) thick- / -1YYY--WASHER
461M3850OEM Part NO. 1M-3850 / 1M3850 SPACER- / -1YNY---
471M3833OEM Part NO. 1M-3833 / 1M3833 DOWEL- / -1YNY---
480S1608OEM Part NO. 0S-1608 / 0S1608 BOLT 3.75 in. (95.25 mm) long- / -2YNY--3/8-16X3.75-IN
492S4965OEM Part NO. 2S-4965 / 2S4965 SLEEVE- / -2YNY---
503B4508OEM Part NO. 3B-4508 / 3B4508 LOCKWASHER (1/2") TRANSFER GEAR CASE TO FRAME MOUNTING- / -1YYY--LOCKWASHER 1/2"
510L1143OEM Part NO. 0L-1143 / 0L1143 BOLT 63.5 MM (3/8" x 2 1/2" -COVER ASSEMBLY TO FENDER- / -7YYY--BOLT
521D4719OEM Part NO. 1D-4719 / 1D4719 NUT-- HANDRAIL TO PLATFORM AND FUEL TANK- / -1YNY--1/2-13-THD
531A5964OEM Part NO. 1A-5964 / 1A5964 BOLT (4.75 in. long-location "B")- / -4YNY--3/8-16X4.5-IN
541D4717OEM Part NO. 1D-4717 / 1D4717 NUT-PLATE AND ANGLE ASSEMBLY TO HYDRAULIC AND FUEL TANKS- / -1YNY--NUT
551A1460OEM Part NO. 1A-1460 / 1A1460 BOLT-JACKSCREW SUPPORT TO REAR SPT- / -1YNY--5.08CM 2IN LG
565M6214OEM Part NO. 5M-6214 / 5M6214 PIPE PLUG--CYLINDER BLOCK OIL PRESSURE- / -4YNY--PLUG
571S7462OEM Part NO. 1S-7462 / 1S7462 SEAL O RING- / -12YYY--SMALL
588M4432OEM Part NO. 8M-4432 / 8M4432 SEAL (large)- / -8YYY--LARGE
598M5248OEM Part NO. 8M-5248 / 8M5248 SEAL-O-RING (28.17 ID)- / -10YYY--28.17 ID
605M2894OEM Part NO. 5M-2894 / 5M2894 WASHER CLIP TO TUBE ASSEMBLY (AFTERCOOLER RADIATOR INLET)- / -9YYY--9.9MM .391IN ID
619M1974OEM Part NO. 9M-1974 / 9M1974 WASHER PLATE TO BRACKET ASSEMBLY- / -27YYY--8.8X16X2MM THK
621B4203OEM Part NO. 1B-4203 / 1B4203 NUT SUPPORT TO STARTING ENGINE CYLINDER BLOCK- / -4YNY--3/8-24 THD
638S6377OEM Part NO. 8S-6377 / 8S6377 PIN 2.50 in.(6.35 cm) long- / -1YYY---
642P1964OEM Part NO. 2P-1964 / 2P1964 SLEEVE- / -2YNY---
651P3230OEM Part NO. 1P-3230 / 1P3230 MANIFOLD-END- / -1YNY---
662S5818OEM Part NO. 2S-5818 / 2S5818 BOLT 3 in. (76.20 mm) long- / -12YNY---
679M2069OEM Part NO. 9M-2069 / 9M2069 PIN- / -1YNY---
688M8652OEM Part NO. 8M-8652 / 8M8652 SHAFT-GOVERNOR CONTROL- / -1YNY---
694M1768OEM Part NO. 4M-1768 / 4M1768 SPRING-DETENT- / -1YYY--3/8-16X2.25IN
707M5915OEM Part NO. 7M-5915 / 7M5915 PIN-LOCK- / -4YYY---
719M2089OEM Part NO. 9M-2089 / 9M2089 DOWEL- / -1YNY---
728P4764OEM Part NO. 8P-4764 / 8P4764 PIN- / -1YYY---
738M4437OEM Part NO. 8M-4437 / 8M4437 SEAL-TO CLUTCH PISTON PINS- / -2YYY---
749M2022OEM Part NO. 9M-2022 / 9M2022 DOWEL- / -1YNY---
751S3211OEM Part NO. 1S-3211 / 1S3211 PIN- / -1YNY---
761S9811OEM Part NO. 1S-9811 / 1S9811 BOLT 6 in. (152.40 mm) long- / -29YNY--5/16-18X6-IN
777B2499OEM Part NO. 7B-2499 / 7B2499 RING (SNAP)- / -1YYY---
781S3206OEM Part NO. 1S-3206 / 1S3206 BEARING AS-NEEDLE- / -2YYY---
794H1394OEM Part NO. 4H-1394 / 4H1394 WASHER 1.191 mm(.047 in.)thick- / -1YYY--1.2MM THK
802D0598OEM Part NO. 2D-0598 / 2D0598 SEAL O RING- / -1YYY--LARGE
812H3429OEM Part NO. 2H-3429 / 2H3429 RING - RETAINING EXTERNAL- / -2YYY--EXTERNAL
828H8175OEM Part NO. 8H-8175 / 8H8175 BEARING (Part of 4S7873 Assem.)- / -2YYY--SMALL

SEQPart NO.NamePos.Qty.NPRCCRServiceChangeTypeModifer

15S7795OEM Part NO. 5S-7795 / 5S7795 BRACKET ASSEM.- / -1YNY---
27S6947OEM Part NO. 7S-6947 / 7S6947 PLATE- / -1YNY---
37S6937OEM Part NO. 7S-6937 / 7S6937 SELECTOR VALVE GROUP- / -1YNYNI-
47S8590OEM Part NO. 7S-8590 / 7S8590 PLATE- / -1YNY---
59S2822OEM Part NO. 9S-2822 / 9S2822 AUTOMATIC SELECTOR VALVE GROUP- / -1YNYNI-
69S2824OEM Part NO. 9S-2824 / 9S2824 SHIFT PRESSURE CONTROL GROUP- / -1YNYNI-
71P2570OEM Part NO. 1P-2570 / 1P2570 PRESSURE CONTROL GROUP- / -1YNYNI-
85S4487OEM Part NO. 5S-4487 / 5S4487 PLATE- / -1YNY---
91S3154OEM Part NO. 1S-3154 / 1S3154 DETENT- / -1YNY---
101S3155OEM Part NO. 1S-3155 / 1S3155 DETENT AS-SPEED- / -2YNY---
115S6985OEM Part NO. 5S-6985 / 5S6985 SPACER- / -1YNY---
127S8581OEM Part NO. 7S-8581 / 7S8581 MANIFOLD- / -1YNY---
135S7785OEM Part NO. 5S-7785 / 5S7785 CAMSHAFT-DETENT- / -2YNY---
149M4288OEM Part NO. 9M-4288 / 9M4288 BOLT 4.50 in. (114.30 mm) long- / -15YNY--11.4CM 4.5IN. LG
157S4540OEM Part NO. 7S-4540 / 7S4540 SLEEVE- / -1YNY---
167S4539OEM Part NO. 7S-4539 / 7S4539 SLEEVE- / -6YNY---
178S9121OEM Part NO. 8S-9121 / 8S9121 ACCUMULATOR GROUP- / -1YNYNI-
183P3036OEM Part NO. 3P-3036 / 3P3036 GOVERNOR CUT-OFF VALVE GROUP- / -1YNYNI-
193S1322OEM Part NO. 3S-1322 / 3S1322 SLEEVE- / -1YNY---
205S3656OEM Part NO. 5S-3656 / 5S3656 SHAFT- / -1YNY---
219M4289OEM Part NO. 9M-4289 / 9M4289 BOLT 1.27 dm(5 in.) long- / -27YNY--5/16-18X8-IN
223P8531OEM Part NO. 3P-8531 / 3P8531 PRESSURE CONTROL VALVE GROUP- / -1YNYNI-
231P2569GOVERNOR CUT-OFF VALVE GROUP- / -1YNYNI-
248S6327MANIFOLD- / -1YNY---
252S4978MANIFOLD- / -1YNY---
265S0922OEM Part NO. 5S-0922 / 5S0922 PIN- / -1YNY---
273P6661OEM Part NO. 3P-6661 / 3P6661 VALVE GP-AUTOMATIC SELECTOR- / -1YNYNI-
286P5642OEM Part NO. 6P-5642 / 6P5642 PLATE- / -1YNY---
296P3233OEM Part NO. 6P-3233 / 6P3233 VALVE GP-PRESSURE CONTROL- / -1YNYNI-
303P2973OEM Part NO. 3P-2973 / 3P2973 SHIFT PRESSURE VALVE GROUP- / -1YNYNI-
313P2398OEM Part NO. 3P-2398 / 3P2398 MANIFOLD- / -1YNY---
328S0599OEM Part NO. 8S-0599 / 8S0599 SLEEVE- / -1YNY---
334S8569OEM Part NO. 4S-8569 / 4S8569 SPRING-DETENT- / -1YYY---
341S5554OEM Part NO. 1S-5554 / 1S5554 SLEEVE- / -4YNY---
352P3621OEM Part NO. 2P-3621 / 2P3621 PIN- / -1YNY---
362P1049OEM Part NO. 2P-1049 / 2P1049 DOWEL- / -1YNY---
378S3453OEM Part NO. 8S-3453 / 8S3453 LEVER ASSEM.- / -1YNY---
382S5778OEM Part NO. 2S-5778 / 2S5778 LEVER- / -1YNY---
391P3326OEM Part NO. 1P-3326 / 1P3326 MANIFOLD- / -1YNY---
408M1115OEM Part NO. 8M-1115 / 8M1115 RING-RETAINER- / -4YNY---
413S1364OEM Part NO. 3S-1364 / 3S1364 DOWEL- / -4YNY---
420T0573OEM Part NO. 0T-0573 / 0T0573 BOLT (3/8) (63.5MM LONG) (ON CAB OF COVER ASSEM.)- / -3YNY--6.99CM 2.75IN LG
430L1329OEM Part NO. 0L-1329 / 0L1329 BOLT- 7.63 cm(3 in.) long - Location "H"- / -1YYY--1/2-13X3-IN
449H0223OEM Part NO. 9H-0223 / 9H0223 SEAL LIP TYPE- / -1YYY--EXHAUST
454B4280OEM Part NO. 4B-4280 / 4B4280 WASHER .095 in. (2.42 mm) thick- / -1YYY--WASHER
461M3850OEM Part NO. 1M-3850 / 1M3850 SPACER- / -1YNY---
471M3833OEM Part NO. 1M-3833 / 1M3833 DOWEL- / -1YNY---
480S1608OEM Part NO. 0S-1608 / 0S1608 BOLT 3.75 in. (95.25 mm) long- / -2YNY--3/8-16X3.75-IN
492S4965OEM Part NO. 2S-4965 / 2S4965 SLEEVE- / -2YNY---
503B4508OEM Part NO. 3B-4508 / 3B4508 LOCKWASHER (1/2") TRANSFER GEAR CASE TO FRAME MOUNTING- / -1YYY--LOCKWASHER 1/2"
510L1143OEM Part NO. 0L-1143 / 0L1143 BOLT 63.5 MM (3/8" x 2 1/2" -COVER ASSEMBLY TO FENDER- / -7YYY--BOLT
521D4719OEM Part NO. 1D-4719 / 1D4719 NUT-- HANDRAIL TO PLATFORM AND FUEL TANK- / -1YNY--1/2-13-THD
531A5964OEM Part NO. 1A-5964 / 1A5964 BOLT (4.75 in. long-location "B")- / -4YNY--3/8-16X4.5-IN
541D4717OEM Part NO. 1D-4717 / 1D4717 NUT-PLATE AND ANGLE ASSEMBLY TO HYDRAULIC AND FUEL TANKS- / -1YNY--NUT
551A1460OEM Part NO. 1A-1460 / 1A1460 BOLT-JACKSCREW SUPPORT TO REAR SPT- / -1YNY--5.08CM 2IN LG
565M6214OEM Part NO. 5M-6214 / 5M6214 PIPE PLUG--CYLINDER BLOCK OIL PRESSURE- / -4YNY--PLUG
571S7462OEM Part NO. 1S-7462 / 1S7462 SEAL O RING- / -12YYY--SMALL
588M4432OEM Part NO. 8M-4432 / 8M4432 SEAL (large)- / -8YYY--LARGE
598M5248OEM Part NO. 8M-5248 / 8M5248 SEAL-O-RING (28.17 ID)- / -10YYY--28.17 ID
605M2894OEM Part NO. 5M-2894 / 5M2894 WASHER CLIP TO TUBE ASSEMBLY (AFTERCOOLER RADIATOR INLET)- / -9YYY--9.9MM .391IN ID
619M1974OEM Part NO. 9M-1974 / 9M1974 WASHER PLATE TO BRACKET ASSEMBLY- / -27YYY--8.8X16X2MM THK
621B4203OEM Part NO. 1B-4203 / 1B4203 NUT SUPPORT TO STARTING ENGINE CYLINDER BLOCK- / -4YNY--3/8-24 THD
638S6377OEM Part NO. 8S-6377 / 8S6377 PIN 2.50 in.(6.35 cm) long- / -1YYY---
642P1964OEM Part NO. 2P-1964 / 2P1964 SLEEVE- / -2YNY---
651P3230OEM Part NO. 1P-3230 / 1P3230 MANIFOLD-END- / -1YNY---
662S5818OEM Part NO. 2S-5818 / 2S5818 BOLT 3 in. (76.20 mm) long- / -12YNY---
679M2069OEM Part NO. 9M-2069 / 9M2069 PIN- / -1YNY---
688M8652OEM Part NO. 8M-8652 / 8M8652 SHAFT-GOVERNOR CONTROL- / -1YNY---
694M1768OEM Part NO. 4M-1768 / 4M1768 SPRING-DETENT- / -1YYY--3/8-16X2.25IN
707M5915OEM Part NO. 7M-5915 / 7M5915 PIN-LOCK- / -4YYY---
719M2089OEM Part NO. 9M-2089 / 9M2089 DOWEL- / -1YNY---
728P4764OEM Part NO. 8P-4764 / 8P4764 PIN- / -1YYY---
738M4437OEM Part NO. 8M-4437 / 8M4437 SEAL-TO CLUTCH PISTON PINS- / -2YYY---
749M2022OEM Part NO. 9M-2022 / 9M2022 DOWEL- / -1YNY---
751S3211OEM Part NO. 1S-3211 / 1S3211 PIN- / -1YNY---
761S9811OEM Part NO. 1S-9811 / 1S9811 BOLT 6 in. (152.40 mm) long- / -29YNY--5/16-18X6-IN
777B2499OEM Part NO. 7B-2499 / 7B2499 RING (SNAP)- / -1YYY---
781S3206OEM Part NO. 1S-3206 / 1S3206 BEARING AS-NEEDLE- / -2YYY---
794H1394OEM Part NO. 4H-1394 / 4H1394 WASHER 1.191 mm(.047 in.)thick- / -1YYY--1.2MM THK
802D0598OEM Part NO. 2D-0598 / 2D0598 SEAL O RING- / -1YYY--LARGE
812H3429OEM Part NO. 2H-3429 / 2H3429 RING - RETAINING EXTERNAL- / -2YYY--EXTERNAL
828H8175OEM Part NO. 8H-8175 / 8H8175 BEARING (Part of 4S7873 Assem.)- / -2YYY--SMALL

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