Premium NATIONAL 7-P-50 Pump parts

Posted on August 5, 2023August 5, 2023 by Drilling Solutions

Premium NATIONAL 7-P-50 Mud pump parts list

Valve Cover Gasket		Cylinder Head Gasket
0788-P		N/A
SIZE	LINER		LINER GASKET
4”	0257-40-P		0272-P
4¹/₂”	0257-44-P		0274-P
5″	0257-50-P		0276-P
5¹/₂”	0257-54-P		0278-P
6”	0257-60-P		0280-P
6 1/4″	0257-62-P		0268-P
6 1/2”	N/A		N/A
6³/4″	N/A		N/A
7″	N/A		N/A

STYLE	WEB	FULL OPEN
VALVB (Urethane Insert)	U5B-05-P	5FO-V1-P
VALVE (BlueFlame® HighTemp)	HT-U5B-05-P	HT-5FO-V1-P
VALVE SEAT	5DD-B3-P	5FO-S3-P
VALVE SPRING	5710-111-P	5710-30-P
VALVE INSERT (Urethane)	UDD-5B-P	5FO-SI-P
VALA/E INSER丁（BlueFlame® HighTemp)	HT-UDD-5B-P	HT-5FO-SI-P
VALVE SEAT PULLER HEAD	1700-5-P	5-PH-P

Piston	Bonded	Urethane	Rubber	Replaceable Rubber
Size	Long Life	BlueFlame®	Bonded	Assembly	Kits
4″	LL-400-P	HT-400-P	RB-400-P	I40HK14/15-P	I40HK-P
4W	LL-440-P	HT-440-P	RB-440-P	I44HK14/15-P	I44HK-P
5″	LL-500-P	HT-500-P	RB-500-P	I50HB14/15-P	I50HB-P
5¹,₂“	LL-540-P	HT-540-P	RB-540-P	I54HB14/15-P	I54HB-P
6”	LL-600-P	HT-600-P	RB-600-P	I60HB14/15-P	I60HB-P
6V₂”	LL-640-P	HT-640-P	RB-640-P	I64HL14/15-P	I64HL-P
7”	LL-700-P	HT-700-P	RB-700-P	I70HL14/15-P	I70HL-P

% Size are available upon request

ROD ASSEMBLY
	PISTON ROD	SUB ROD	PONY	ROD
	w/nut	SUB ROD	ROD	CLAMP
PART NUMBER	0257-A-P	0257-B-P	16-0257-P	24-0257-P

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