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 National 350-PT Triplex Pump Parts

 

American Oil Tools sales high quality OEM style aftermarket mud pump parts for the National Oilwell 350-PT Triplex Mud Pump. All of our mud pump parts for the National Oilwell© 350PT Triplex Mud Pump are "made in the USA" .  Below is a listing of the National 350-PT parts that we offer.

 

MANUFACTURE MODEL NUMBER PART NUMBER DESCRIPTION
NATIONAL OILWELL 350-PT 10-305-002 FLUID END - STUDDED (INCL. ITEMS 2, 4 THRU 8 & 6 PIECES OF ITEM 3)
NATIONAL OILWELL 350-PT 45-810-020 1-1/8 - 8 X 5-1/4 STUD
NATIONAL OILWELL 350-PT 10-200-004 1-1. 8” - 8 ACORN NUT
NATIONAL OILWELL 350-PT 45-810-018 7/ 8” - 9 X 3 STUD
NATIONAL OILWELL 350-PT 75-510-314 7/8” - 9 HEAVY. HEX NUT
NATIONAL OILWELL 350-PT 86-342-103 3/8" STD. 8.M. STREET ELL
NATIONAL OILWELL 350-PT 10-305-110 LINER WEAR PLATE
NATIONAL OILWELL 350-PT 20-100-014 WEAR PLATE GASKET
NATIONAL OILWELL 350-PT 10-305-097 VALVE COVER
NATIONAL OILWELL 350-PT 10-305-098 VALVE GUIDE
NATIONAL OILWELL 350-PT 75-632-135 12 - 13 X 1 SELF LOCKING CAPSCREW
NATIONAL OILWELL 350-PT 20-200-004 VALVE GUIDE BUSHING
NATIONAL OILWELL 350-PT 10-268-004 VALVE COVER GASKET
NATIONAL OILWELL 350-PT 10-305-126 SPECIFICATION PLATE
NATIONAL OILWELL 350PT 75-632-012 NO. 2 X 1/4 DRIVE SCREW
NATIONAL OILWELL 350PT 99-609-343 O RING (3-5/8 X 4 X 3/16)
NATIONAL OILWELL 350PT 20-160-171 VALVE COMPLETE (INCL. ITEMS 17, 18 & 19)
NATIONAL OILWELL 350PT 20-160-177 VALVE BODY
NATIONAL OILWELL 350PT 20-180-024 VALVE DSC (POLYURETHANE)
NATIONAL OILWELL 350-PT 20-860-022 VALVE NUT
NATIONAL OILWELL 350-PT 20-220-099 VALVE SEAT W/ BUSHING (ITEMS 20 & 21)
NATIONAL OILWELL 350-PT 20-220-097 VALVE SEAT
NATIONAL OILWELL 350-PT 20-101-767 VALVE SEAT BUSHING
NATIONAL OILWELL 350-PT 20-160-081 VALVE SPRING (OIL TEMP. STEEL)
NATIONAL OILWELL 350-PT 10-305-090 DISCHARGE MANIFOLD
NATIONAL OILWELL 350-PT 10-305-087 SUCTION MANIFOLD (INCLUDES ITEM 26)
NATIONAL OILWELL 350PT 10-305-103 SUCTION MANIFOLD GASKET
NATIONAL OILWELL 350PT 86-486-108 1" STD. C.L. PIPE PLUG
NATIONAL OILWELL 350-PT 75-635-139 1-1/8" - 7  X  4-1/4 CAPSCREW
NATIONAL OILWELL 350PT 75-510-318 1-1/8 " - 7 HEAVY HEX NUT
NATIONAL OILWELL 350-PT 10-305-037 LINER NUT
NATIONAL OILWELL 350-PT 10-305-020 LINER ADAPTER
NATIONAL OILWELL 350PT 75-632-735 5/8 - 11 X 1-1/4 DOG POINT SO. HD. SET SCREW
NATIONAL OILWELL 350 PT 75-510-508 5/8-11 HEX JAM NUT
NATIONAL OILWELL 350-PT 20-460-666 LINER FLUSHING SHIELD
NATIONAL OILWELL 350 PT 20-150-123 PISTON ROD
NATIONAL OILWELL 350 PT 20-150-124 PISTON ROD EXTENSION
NATIONAL OILWELL 350 PT 20-150-003 PISTON RETAINING NUT
NATIONAL OILWELL 350-PT 45-810-019 1-1/8 - 8 X 4 STUD
NATIONAL OILWELL 350 PT 20-020-500 4 PISTON COMPLETE*
NATIONAL OILWELL 350 PT 20-020-501 4-1/2 PISTON COMPLETE*
NATIONAL OILWELL 350-PT 20-020-502 5 PISTON COMPLETE*
NATIONAL OILWELL 350 PT 20-020-503 5-1/2 PISTON COMPLETE*
NATIONAL OILWELL 350-PT 20-020-504 5-3/4 PISTON COMPLETE*
NATIONAL OILWELL 350-PT 20-020-505 6 PISTON COMPLETE*
NATIONAL OILWELL 350-PT 20-020-507 6-1/2 PISTON COMPLETE*
NATIONAL OILWELL 350-PT 20-020-509 7 PISTON COMPLETE*
NATIONAL OILWELL 350-PT 20-040-051 4 PISTON RUBBERS**
NATIONAL OILWELL 350-PT 20-040-001 4-1/2 PISTON RUBBERS**
NATIONAL OILWELL 350-PT 20-040-005 5 PISTON RUBBERS**
NATIONAL OILWELL 350-PT 20-040-009 5-1/2 PISTON RUBBERS**
NATIONAL OILWELL 350-PT 20-040-011 5-3/4 PISTON RUBBERS**
NATIONAL OILWELL 350-PT 20-040-013 6 PISTON RUBBERS**
NATIONAL OILWELL 350-PT 20-040-037 6-1/2 PISTON RUBBERS**
NATIONAL OILWELL 350-PT 20-040-041 7 PISTON RUBBERS**
NATIONAL OILWELL 350-PT 99-607-325 O-RING (1-1/2 X 1-7/8 X 3/16)F
NATIONAL OILWELL 350-PT 20-150-123 PISTON ROD
NATIONAL OILWELL 350-PT 20-150-003 PISTON NUT
NATIONAL OILWELL 350-PT 07-329-400 4 SUPER DI-HARD LINER TT
NATIONAL OILWELL 350-PT 07-329-450 4-1/2 SUPER DI-HARD LINER FT
NATIONAL OILWELL 350-PT 07-329-500 5 SUPER DI>HARD LINER
NATIONAL OILWELL 350-PT 07-329-550 5-1/2 SUPER DI-HARD LINER
NATIONAL OILWELL 350-PT 07-329-575 5-3/4 SUPER DI-HARD LINER
NATIONAL OILWELL 350-PT 07-329-600 6 SUPER DI-HARD LINER
NATIONAL OILWELL 350-PT 07-329-650 6-1/2 SUPER DI-HARD LINER
NATIONAL OILWELL 350-PT 07-329-700 7 SUPER DI-HARD LINER
NATIONAL OILWELL 350-PT 20-100-008 4 LINER GASKET
NATIONAL OILWELL 350-PT 20-100-008 4-1/2 LINER GASKET
NATIONAL OILWELL 350-PT 20-100-008 5 LINER GASKET
NATIONAL OILWELL 350-PT 20-100-009 5-1/2 LINER GASKET
NATIONAL OILWELL 350-PT 20-100-010 5-3/4 LINER GASKET
NATIONAL OILWELL 350-PT 20-100-011 6 LINER GASKET
NATIONAL OILWELL 350-PT 20-100-012 6-1/2 LINER GASKET
NATIONAL OILWELL 350-PT 20-100-017 7 LINER GASKET
NATIONAL OILWELL 350-PT 10-305-110 LINER WEAR PLATE
NATIONAL OILWELL 350-PT 20-100-014 LINER WEAR PLATE GASKET
NATIONAL OILWELL 350-PT 10-305-001 FRAME END STUDDED-
NATIONAL OILWELL 350-PT 16-484-101 CROSSHEAD EXTENSION ROD
NATIONAL OILWELL 350-PT 45-143-007 12 - 13 X 1-3/4 DRILLED. HD. CAPSCREW
NATIONAL OILWELL 350-PT 16-341-001 CROSSHEAD EXTENSION BAFFLE
NATIONAL OILWELL 350-PT 16-486-660 DIAPHRAGM GASKET
NATIONAL OILWELL 350-PT 75-634-360 5/8 - 11 X 2-1/4 CAPSCREW
NATIONAL OILWELL 350-PT 75-770-475 5 8 LOCK WASHER
NATIONAL OILWELL 350-PT 10-305-034 CROSSHEAD GUIDE
NATIONAL OILWELL 350-PT 86-486-102 1/4" STD. C.L. PIPE PLUG
NATIONAL OILWELL 350-PT 10-305-010 DIAPHRAGM SUPPORT GASKET
NATIONAL OILWELL 350-PT 10-305-071 CROSSHEAD GUIDE SHIM SET
NATIONAL OILWELL 350-PT 16-335-004 CROSSHEAD
NATIONAL OILWELL 350-PT 16-547-006 CONNECTING ROD W/ CAP (INCL. ITEMS 16, 17 & 56)
NATIONAL OILWELL 350-PT 16-247-001 7/8 - 9 X 8-3/4 SQ. HD. BOLT
NATIONAL OILWELL 350-PT 75-513-112 7/8 - 9 SLOTTED HEAVY. HEX NUT
NATIONAL OILWELL 350-PT 75-103-008 5/32 X 2 COTTER PIN
NATIONAL OILWELL 350-PT 10-305-015 OIL SLINGER
NATIONAL OILWELL 350-PT 64-229-100 AIR BREATHER
NATIONAL OILWELL 350-PT 10-305-022 OIL SCRAPER (FOR L.H. DRIVE PUMP)
NATIONAL OILWELL 350-PT 10-305-023 OIL SCRAPER (FOR R.H. DRIVE PUMP)
NATIONAL OILWELL 350-PT 10-305-140 FRAME COVER
NATIONAL OILWELL 350-PT 10-305-058 OIL SCRAPER GASKET
NATIONAL OILWELL 350-PT 75-634-313 3/8 - 16 X 3/4 CAPSCREW
NATIONAL OILWELL 350-PT 10-305-011 SLUDGE TRAP COVER
NATIONAL OILWELL 350-PT 10-305-102 CROSSHEAD GUIDE CLAMP
NATIONAL OILWELL 350-PT 75-770-100 SPHERICAL WASHER
NATIONAL OILWELL 350-PT 34-012-005 5/8 - 11 X 1-3/4 DRILLED. HD. CAPSCREW
NATIONAL OILWELL 350-PT 10-305-054 SLUDGE TRAP COVER GASKET
NATIONAL OILWELL 350-PT 16-347-002 CRANKPIN BEARING (2 HALVES)
NATIONAL OILWELL 350-PT 16-139-000 CROSSHEAD PIN
NATIONAL OILWELL 350-PT 16-484-020 CROSSHEAD PIN BUSHING
NATIONAL OILWELL 350-PT 10-305-135 CROSSHEAD PIN RETAINING PLATE
NATIONAL OILWELL 350-PT 45-143-802 5/8 - 11 X 1-1/4 CAPSCREW
NATIONAL OILWELL 350-PT 86-485-108 1" STD. C.L. PIPE PLUG
NATIONAL OILWELL 350-PT 45-803-856 SIDE PLATE GASKET
NATIONAL OILWELL 350-PT 75-510-308 1/2 - 13 HEAVY. HEX NUT
NATIONAL OILWELL 350-PT 10-305-125 SIDE PLATE
NATIONAL OILWELL 350-PT 10-305-106 FRAME END PLATE
NATIONAL OILWELL 350-PT 45-803-857 FRAME END PLATE GASKET
NATIONAL OILWELL 350-PT 59-800-016 NO. 16 GAUGE LOCKING WIRE
NATIONAL OILWELL 350-PT 10-305-028 FLUSHING SUMP COVER
NATIONAL OILWELL 350-PT 16-484-1 14 EXTENSION ROD CLAMP COMPLETE (INCL. ITEMS 44 & 45)
NATIONAL OILWELL 350-PT 75-074-694 5/8 - 11 X 6 HEX HD. BOLT
NATIONAL OILWELL 350-PT 75-509-013 5/8 - 11 ELASTIC STOP NUT
NATIONAL OILWELL 350-PT 75-633-195 1/2 - 13 X 1-1/4 F.H. MACHINE SCREW
NATIONAL OILWELL 350-PT 75-510-506 1/2 - 13 HEX JAM NUT
NATIONAL OILWELL 350-PT 16-483-629 CROSSHEAD SHOE
NATIONAL OILWELL 350-PT 86-485-112 1-1/2" STD. C.L. PIPE PLUG
NATIONAL OILWELL 350-PT 86-485-104 1 '2" STD. C.L. PIPE PLUG
NATIONAL OILWELL 350-PT 86-424-001 1/2" X CLOSE STD. B.P. NIPPLE
NATIONAL OILWELL 350-PT 78-101-132 1/2" BRASS STOP COCK
NATIONAL OILWELL 350-PT 75-770-474 1 '2 LOCK WASHER
NATIONAL OILWELL 350-PT 75-770-203 3/8 PLAT  WASHER
NATIONAL OILWELL 350-PT 86-424-403 1/2" X 1-12" STD. B.P. NIPPLE (THREAD ONE END)
NATIONAL OILWELL 350-PT 75-555-770 1/2 X 2 DOWEL PIN
NATIONAL OILWELL 350-PT 16-483-825 CROSSHEAD SHOE SHIMS (APPROX. 1/32" THICK)
NATIONAL OILWELL 350-PT 16-566-005 DIAPHRAGM HOUSING (INCLUDES ITEMS 10 AND II)
NATIONAL OILWELL 350-PT 16-566-010 DIAPHRAGM WASHER
NATIONAL OILWELL 350-PT 16-566-008 SHIM SET (EACH SET 1/32 THICK)
NATIONAL OILWELL 350-PT 16-566-009 DIAPHRAGM GLAND
NATIONAL OILWELL 350-PT 16-566-013 WIPER RING
NATIONAL OILWELL 350-PT 16-566-002 WIPER RING
NATIONAL OILWELL 350-PT 16-566-012 LANTERN RING
NATIONAL OILWELL 350-PT 16-566-011 O-RING RETAINER
NATIONAL OILWELL 350-PT 99-607-314 O-RING (3-7/8 X 4-1/4 X 3/16)
NATIONAL OILWELL 350-PT 49-002-925 1/2 - 13 X 2 STUD
NATIONAL OILWELL 350-PT 75-509-994 1/2 - 13 LOCKNUT

 

 
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American Oil Tools, Inc. is not an authorized agent or sales representative of National Oilwell©. American Oil Tools does not sell, or offer to sell, National Oilwell Varco products.


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