1-800-344-4340

info@HPLC-ASI.com

Analyical Scientific Instruments

Perkin-Elmer

ASI Check Valves are a High Performance Upgrade for Your Perkin-Elmer Pump

ASI Self-priming Check Valves

Perkin-Elmer Series 4, 200, 400, 410, 620, Model 250, Integral 4000

Description OEM Part Number ASI Part Number
Inlet Check Valve
(Cartridge & Housing)
0254-0177 250-1800*
Inlet Cartridge   250-1780*
Inlet Housing   250-1790
Outlet Check Value
(Cartridge & Housing)
 0254-0197 250-1805*
Outlet Cartridge   250-1785*
Outlet Housing   250-1795
Replacement Filter 5/Pack   250-1130*

Perkin-Elmer Series 1, 2, 3, 3B, 10

Description OEM Part Number ASI Part Number
Inlet Check Valve
(Cartridge & Housing)
0254-0546 250-1830*
Inlet Cartridge   250-1810*
Inlet Housing   250-1820
Outlet Check Value
(Cartridge & Housing)
 0254-0547 250-1835*
Outlet Cartridge   250-1815*
Outlet Housing   250-1825
* If you wish to specify ceramic ball & seat, add a "C" to end of part number.

ASI Replacement Piston Seals

Perkin-Elmer Series 1, 2, 3, 3B, 4, 10, 200, 400, 410, 620, Model 250, Integral 4000

Description OEM Part Number ASI Part Number Material
High Pressure Piston Seal
w/ Backup Ring & Backup O-Ring
0990-7324 200-1512 UHMW-PE
High Pressure Piston Seal 10/Pack
w/ Backup Ring & Backup O-Ring
  200-1517 UHMW-PE
High Pressure Piston Seal
w/ Backup Ring & Backup O-Ring
0990-7331 200-1510 Teflon
High Pressure Piston Seal 10/Pack
w/ Backup Ring & Backup O-Ring
  200-1515 Teflon
Low Pressure Piston Seal 0990-7330 200-1520 Teflon
Low Pressure Piston Seal 10/Pack   200-1525 Teflon
Low Pressure Piston Guide 0254-2313 200-1521  
Wash Seal for Series 10   200-1530 UHMW-PE
Wash Seal for Series 10 10/Pack   200-1535 UHMW-PE
* Low pressure seals not available in Series 1, 2, 3, 3B, & 10

ASI Replacement Pistons

Perkin-Elmer Series 10

Description OEM Part Number ASI Part Number Material
Piston 0254-2442 260-1800 Sapphire Rod

Perkin-Elmer Series 4, 200, 400, 410, 620, Model 250, Integral 4000
Only units built after 12/89 for series 400, 410, 620

Description OEM Part Number ASI Part Number Material
Piston (High Pressure)
w/ Carin Follower Bearing
& 2 fole Bushings
N200-0124 260-1830 Sapphire Rod
Piston (Low Pressure) N200-0104 260-1840 Sapphire Rod