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CASE > HEAVY EQUIPMENT > CRAWLER EXCAVATORS > DROTT > (40EC) - DROTT SERIES-B CRAWLER EXCAVATOR (1/71-12/84) > (07) - HYDRAULIC SYSTEM > (149) - 4-SPOOL MAIN CONTROL VALVE, (USED WITH AUXILIARY, HOIST, LEFT TRACK AND TOOL)

№НомерНазваниеОпцииАльт
S506210VALVE, 4-spool main control - Used on units without leveler complete - (Consists of items 1 thru 4 and 6 thru 28)
S506208VALVE, 4-spool main control - Used on units with leveler complete - (Consists of items 1 thru 28)
1S13714PLUG
2S5807O-RING,0.984" ID x 1.262" OD x 0.139""O" RING - .984" ID x 1.250" OD
3S13715SPRING
4S13716VALVE POPPETPOPPET
5S7880PLUG- 3/4" - 14 male - (Used on units with leveler)
6NSSNOT SOLD SEPARATPLUNGER
7S62092WIPER
8S13829PLATEseal
9S14499SPECIAL BOLTSCREW, machine - 3/8" NC x 1/2"
10NSSNOT SOLD SEPARATPLUNGER
11S7886BACK-UP RINGRING, backup
12S62291VALVE POPPETPOPPET
13S62189SPRING
14S6061O-RING,0.639" ID x 0.09" Width"O" RING - .644" ID x .818" OD
15S62289ENDplunger
16CARTRIDGE, main relief - set at 2500 PSI - (For breakdown, see Figure 153)
17S81796M1VALVECARTRIDGE, port relief - set at 2250 PSI - (For breakdown, see Figure 154)
18S816891M1CARTRIDGE, port relief - set at 3000 PSI - (For breakdown, see Figure 154)
19S62190PLUG- (Includes "o" ring)
S6069O-RING,1.171" ID x 0.116" Width"O" RING - 1.171" ID x 1.403" OD
20NSSNOT SOLD SEPARATHOUSING
21S13707PLUG
22S62290BOLTCPSW - (Special)
23S62278CAPplunger
24S3518CAPSCREWCPSW, socket head - 3/8" NC x 1" gr 8
25S62292BOLTCPSW - (Special)
26S62288SEATspring
27S62269SPRING
28S81915VALVE SPRINGSPRING
29S2476BOLTCPSW - 1/2" NC x 3-3/4" gr 5 - (Mounts valve to turntable) (Used on units with serial no. 1500 thru 2003)
S4399WASHERlock - 1/2"
S7393WASHERflat - 1/2"
30S2480CPSW - 1/2" NC x 4-3/4" gr 5 - (Mounts valve to turntable) (Used on units with serial no. 2004 - up)
S7393WASHERflat - 1/2"
S98895WASHERflat - 1/2"
S49527MOUNTING PARTSMOUNT, lord
S7397WASHERflat - 9/16"
S17169INSTRUCTIONNUT, self locking - 1/2" NC