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/SURPLUSMAN/MARINE TRANSMISSION PARTS
441 Items
hyc-250-capitol-marine-reverse-clutch-drum Image

HYC-250, Capitol Marine Reverse Clutch Drum

HYC-250, Capitol Marine Reverse Clutch Drum. Removed from HY-7700 Transmission. Number stamped on part M-265
SMID: 172-2953-397
Condition: Excellent
$400.00

capitol-hy-7700-input-gear-assembly Image

Capitol HY-7700 Input Gear Assembly

Capitol HY-7700 Input Gear Assembly. Removed from HY-7700 4.545:1 ratio.
SMID: 172-2879-939
Condition: Good
$1,200.00

capitol-marine-drive-assembly Image

Capitol Marine Drive Assembly

Capitol Marine Drive Assembly. No numbers available. Removed from HY-7700 gear. Consists of Drive flange assembly and flywheel adapter. O.D. of flywheel adapter is 18 1/2 inches.
SMID: 172-2876-621
Condition: Excellent
$1,000.00

1-00100-6000-1-capitol-marine-clutch-assembly Image

1-00100-6000 1, Capitol Marine Clutch Assembly

1-00100-6000 1, Capitol Marine Clutch Assembly. Removed from HY-7700 transmission. Consists of the following:
CAPSCREW, SOCKET HD 3/8-16X3 ¼” 1-12247-0000 24
LOCKWASHER 3/8 STD 1-08755-0800 24
FLANGE, CLUTCH (FORWARD) 1-00212-4100 (1)
FLANGE, CLUTCH (REVERSE) 1-00210-6700 (1)
SMID: 172-2870-056
Condition: Excellent
$3,500.00

9618c-twin-disc-manifold Image

9618C, Twin Disc Manifold

9618C, Twin Disc Manifold. Removed from MG-512, also fits some early MG-514's (not MG-514C). Check part number for your application.
SMID: 172-2449-019
Condition: Excellent
$850.00

a4372a-twin-disc-retainer Image

A4372A, Twin Disc Retainer

NSN: 2520-00-902-1914
A4372A, Twin Disc Retainer. Removed from MG-512 transmission, will also fit MG-509 (deep case only) NSN 2520009021914
SMID: 172-2270-019
Condition: Excellent
$180.00

a4417a-twin-disc-filter-cover Image

A4417A, Twin Disc Filter Cover

NSN: 4330009010996t
A4417A, Twin Disc Filter Cover. Includes M2184-2 Tube and M2184-3 Spring. Reoved from MG-512, also fits MG-514. Check part number for applicataion. NSN 4330009010996
SMID: 172-2000-634
Condition: Excellent
—Sold

a6564b-twin-disc-clutch-cylinder Image

A6564B, Twin Disc Clutch Cylinder

NSN: 2520-00-901-1005
A6564B, Twin Disc Clutch Cylinder. Removed from MG-512 transmission, will also fit some MG-514's. Check part number for your application. NSN 2520009011005. Piston also available CLICK HERE
SMID: 172-1927-221
Condition: Excellent
$800.00

a6563a-twin-disc-clutch-piston Image

A6563A, Twin Disc Clutch Piston

NSN: 2520-00-901-1004
A6563A, Twin Disc Clutch Piston. Removed from MG-512, Check part number for your application. NSN 2520009011004. Cylinder also available, CLICK HERE
SMID: 172-1925-287
Condition: Excellent
$1,200.00

b1504v-twin-disc-retainer Image

B1504V, Twin Disc Retainer

NSN: 5365-00-899-3101
B1504V, Twin Disc Retainer. Bearing retainer, reverse driven gear on MG-512, MG-514. NSN 5365008993101
SMID: 172-1843-540
Condition: Excellent
$300.00

a2149v-twin-disc-dipstick-tube Image

A2149V, Twin Disc Dipstick Tube

NSN: 4710-00-934-8160
A2149V, Twin Disc Dipstick Tube. For MG-512, MG-514 transmissions. NSN 4710009348160
SMID: 172-1842-854
Condition: Excellent
$100.00

xa4351d-twin-disc-oil-return-pipe-assembly Image

XA4351D, Twin Disc Oil Return Pipe Assembly

NSN: 2010-01-015-9853
XA4351D, Twin Disc Oil Return Pipe Assembly. Old part number XA4351B. Removed from MG-512 transmission. Also applicable to MG-514 transmission. NSN 2010010159853
SMID: 172-1840-971
Condition: Excellent
$100.00

xb5661-twin-disc-pinion-gear Image

XB5661, Twin Disc Pinion Gear

NSN: 3020-01-317-2818
XB5661, Twin Disc MG-506-1 Pinion Gear, 1.97:1 Ratio. Straight teeth show some signs of wear, should not effect performance. NSN 3020013172818
SMID: 172-1407-924
Condition: Good
$1,600.00

b1504l-twin-disc-mg-509-washer-retainer Image

B1504L, Twin Disc MG-509 Washer/Retainer

NSN: 5365-00-899-3098
B1504L, Twin Disc MG-509 Washer/Retainer. NSN 5365008993098
SMID: 171-9854-686
Condition: Excellent
$80.00

6776799-allison-output-shaft-bearing-retainer Image

6776799, Allison Output Shaft Bearing Retainer

NSN: 2010-00-934-7881
6776799, Allison Output Shaft Bearing Retainer. For M, MH Series transmissions. NSN
SMID: 171-9846-440
Condition: Excellent
$350.00

prop-shaft-flange-spacer-5-inch Image

Prop Shaft Flange Spacer, 5 inch

Propeller Shaft Coupling Spacer, 5 inch. Bolt holes 6 inches across, overall diameter of flange face 7 1/4 inches. 1 side recessed register, 1 side raised register (see photos).
SMID: 171-8989-428
Condition: Excellent
$350.00

03007551-twin-disc-collar Image

03007551, Twin Disc Collar

03007551, Twin Disc Collar. Used on Twin Disc SP111C002 PTO Clutch.
SMID: 171-3964-442
Condition: New Old Stock
—Sold

b6068-twin-disc-oil-strainer Image

B6068, Twin Disc Oil Strainer

NSN: 4730-01-204-0660
B6068, Twin Disc MG-514 Oil Strainer. NSN 4730012040660
SMID: 171-0941-756
Condition: Excellent
$60.00

twin-disc-mg-514-hydraulic-pump Image

Twin Disc MG-514 Hydraulic Pump

Twin Disc MG-514 Hydraulic Pump. Newer style pump, removed from working unit
SMID: 171-0856-879
Condition: Excellent
$600.00

b1470-twin-disc-oil-strainer Image

B1470, Twin Disc Oil Strainer

NSN: 2520-00-901-1015
B1470, Twin Disc Oil Strainer. NSN 2520009011015
SMID: 171-0785-967
Condition: Excellent
$40.00

b1654-twin-disc-mg-509-filter-cover Image

B1654, Twin Disc MG-509 Filter Cover

NSN: 2520-01-315-1028
B1654, Twin Disc MG-509 Filter Cover. NSN 2520013151028.
SMID: 170-9916-781
Condition: Excellent
$100.00

b1504aa-twin-disc-mg-509-washer-retainer Image

B1504AA, Twin Disc MG-509 Washer/Retainer

NSN: 5365-00-153-2386
B1504AA, Twin Disc MG-509 Washer/Retainer. Excellent used. NSN 5365001532386
SMID: 170-9912-760
Condition: Excellent
$80.00

b1860-twin-disc-mg-508-retainer Image

B1860, Twin Disc MG-508 Retainer

B1860, Twin Disc MG-508 Washer. Retainer, Reverse Shaft
SMID: 170-9911-810
Condition: Excellent
$50.00

a4563-twin-disc-front-housing-access-cover-plate Image

A4563, Twin Disc Front Housing Access Cover Plate

NSN: 5340-00-832-8046
A4563, Twin Disc MG-514 Front Housing Access Cover Plate. 2 available, used. NSN 5340008328046
SMID: 170-9578-877
Condition: Excellent
$15.00

6883614-allison-mh15l-pinion Image

6883614, Allison MH15L Pinion

6883614, Allison MH15L Pinion. 31 teeth. In excellent condition.
SMID: 170-9218-802
Condition: Excellent
$650.00

23017243-allison-mh-output-shaft Image

23017243, Allison MH Output Shaft

23017243, Allison MH Output Shaft. As pictured, includes nuts for both ends.
SMID: 170-2054-264
Condition: Excellent
$1,500.00

twin-disc-mg-5081-reverse-shaft-and-gear Image

Twin Disc MG-5081 Reverse Shaft and Gear

Twin Disc MG-5081 Reverse Shaft and Gear. shaft part number P9021, gear part number P8984. Used, in good condition.
SMID: 169-4796-108
Condition: Excellent
$1,000.00

xa4834c-twin-disc-oiler Image

XA4834C, Twin Disc Oiler

XA4834C, Twin Disc Oiler. Removed from MG-514C
SMID: 169-1431-386
Condition: Excellent
$120.00

9082a-twin-disc-input-gear-and-shaft Image

9082A, Twin Disc Input Gear and Shaft

9082A, Twin Disc MG-5081A Input Gear and Shaft. Used, in good condition.
SMID: 169-1080-060
Condition: Good
Call for Price

b6100a-twin-disc-mg-514c-pinion-2-1 Image

B6100A, Twin Disc MG-514C Pinion, 2:1

NSN: 3040-01-210-0436
B6100A, Twin Disc MG-514C Pinion, 2:1 ratio. 36 teeth. NSN 3040012100436. Includes all parts pictured, including A7335A Clutch Hub Spider, NSN 3040012048118. 2 complete assemblies available.
SMID: 168-5469-380
Condition: Excellent
$1,800.00

b2266-twin-disc-washer Image

B2266, Twin Disc Washer

NSN: 5310-01-205-5760
B2266, Twin Disc Washer. Used to secure output flange on MG-514C transmission. Includes bolts pictured. NSN 5310012055760
SMID: 168-4940-053
Condition: Excellent
$85.00

b6062-twin-disc-gear Image

B6062, Twin Disc Gear

NSN: 3020-01-204-8085
B6062, Twin Disc Gear. Reverse gear, driven. Removed from MG-514C. NSN 3020012048085
SMID: 168-4771-171
Condition: Excellent
—Sold

a7332c-twin-disc-clutch-shaft Image

A7332C, Twin Disc Clutch Shaft

NSN: 3040-01-204-8269
A7332C, Twin Disc Clutch Shaft. Removed from MG-514C transmission. NSN 3040012048269
SMID: 168-4769-650
Condition: Good
—Sold

a7329a-twin-disc-clutch-shaft Image

A7329A, Twin Disc Clutch Shaft

NSN: 3040-01-204-8270
A7329A, Twin Disc Clutch Shaft. Removed from MG-514C transmission. NSN 3040012048270
SMID: 168-4764-476
Condition: Excellent
—Sold

xa7334-twin-disc-clutch-cylinder Image

XA7334, Twin Disc Clutch Cylinder

XA7334, Twin Disc Clutch Cylinder. Removed from MG-514C transmission.
SMID: 168-4339-743
Condition: Excellent
$350.00

b6064-twin-disc-clutch-hub Image

B6064, Twin Disc Clutch Hub

NSN: 3040-01-204-0702
B6064, Twin Disc Clutch Hub. Removed from MG-514C. 2 available. NSN 3040012040702
SMID: 168-4254-400
Condition: Excellent
$580.00

a6968b-twin-disc-output-shaft Image

A6968B, Twin Disc Output Shaft

NSN: 3040-01-385-6949
A6968B, Twin Disc Output Shaft. Removed from MG-514C Shallow Case transmission. NSN 3040013856949
SMID: 168-4174-977
Condition: Excellent
$750.00

xa7334-twin-disc-clutch-cylinder Image

XA7334, Twin Disc Clutch Cylinder

XA7334, Twin Disc Clutch Cylinder. Removed from MG-514C transmission.
SMID: 168-4172-582
Condition: Excellent
$350.00

b6063-twin-disc-clutch-piston Image

B6063, Twin Disc Clutch Piston

NSN: 2520-01-203-7520
B6063, Twin Disc Clutch Piston. Removed from MG-514C transmission. NSN 2520012037520
SMID: 168-4171-765
Condition: Excellent
$300.00

twin-disc-mg-514-clutch-pack-used Image

Twin Disc MG-514 Clutch Pack (Used)

Twin Disc MG-514 Clutch Pack (Used). Consists of 8 ea A6566E Friction Plate (NSN2520009312140) and 7 each A6567E Steel Plate (NSN 3010012049353). Fits MG-514B, MG-514C gears. Price is for the set.
SMID: 168-4168-906
Condition: Good
$300.00