Lull 644B Parts Manual - Manual (Page 499)

ITEM PART NO. DESCRIPTION QTY. ITEM PART NO. DESCRIPTION QTY.
1 37950X 2 Relief Valve Assembly - 2800 P.S.I.
37951X 1 Relief Valve Assembly - 3150 P.S.I.
2 37928X 1 O-Ring
3 37946X 1 Body
4 37932X 1 Poppet
5 37931X 1 Poppet
6 37944X 1 Back-up Ring
7 37926X 1 O-Ring
8 37947X 1 Piston
9 37938X 1 Spring
10 P91796 1 O-Ring
11 37943X 1 Back-up Ring
12 37927X 1 O-Ring
13 37945X 1 Plug
14 37930X 1 Poppet
15 37936X 1 Spring
16 37942X 1 Screw, Adjustment
17 P91805 2 O-Ring
18 P91806 1 Nut, Special
19 P91807 1 Nut, Special
REF 37948X 1 Seal and Spring Kit
(Includes Items 2, 6, 7, 9, 10, 11, 12, 15, 17)
RELIEF VALVE ASSEMBLY 6.23.1
Rev. 001
1044C-42 S/N 117–
1044C-54 S/N 155–
644B-42 S/N 208–
644B-37 S/N 591, 667–
844C-42 S/N 622–
10K-42 S/N 107–
10K-54 S/N 104–
8K-42 S/N 221–
6K-42 S/N 120–
6K-37 S/N 318–
644B
6K
844C
8K
1044C
10K
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