HEAD AS-OIL FILTER 2490975 - Caterpillar

Illustration 22 g01033661
Table 12
Item Part Number Description ID Length Connections
(1) 6V-3965 Nipple 9/16 SAE Male-Valved
6V-3966 Nipple 1/4 inch NPT Male Valved
6V-3866 Nipple 1/4 inch NPT Male Valved
6V-3989 Nipple 1/8 inch NPT Female Non-Valved
(2) 6V-4143 Coupler 1/8 inch NPT Female Valved
6V-4144 Coupler 1/4 inch NPT Female Valved
(3) 6D-7726 Hose 6 mm (.23 in) 3505 mm (11.5 ft) 1/4 inch NPT Male
(4) 1P-2375 Nipple 1/4 inch NPT Male Valved (68,900 kPa)
(5) 1P-2376 Coupler 1/4 inch NPT Female Valved (68,900 kPa)
(6) 177-7860 Hose Assembly 2 mm (.080 in) 3050 mm (10 ft) 1/8 inch NPT Male Both Ends
177-7861 Hose Assembly 2 mm (.080 in) 4270 mm (14 ft) 1/8 NPT Both Ends
177-7862 Hose Assembly 2 mm (.080 in) 5486 mm (18 ft) 1/8 NPT Both Ends
1U-5757 Hose Assembly 2 mm (.080 in) 1830 mm (6 ft) 1/8 NPT by 7/16-20 X 37 degree JIC Test Port Adapters
Three metric test port adapters each convert different-sized metric DIN 3852 port to SAE No. 6 (9/16 inch-18 thread) port.
Each adapter requires corresponding seals.
All three adapters will accept 6V-3965 Valved Quick Disconnect Nipple.
Table 13
Adapter Part Number Corresponding Seal Description
8C-6862 8C-5199 M10 X 1 Thread to SAE No. 6 (9/16 inch-18 Thread) Port
8C-6863 8C-5200 M12 X 1.5 Thread to SAE No. 6 (9/16 inch-18 Thread) Port
8C-6864 8C-5201 M14 X 1.5 Thread to SAE No. 6 (9/16 inch-18 Thread) Port Standard and Certified Pressure Gauges
Illustration 23 g01033665
The gauge is a dual scale and a liquid filled pressure gauge in a brass case.
All gauges are 1/4-18 NPTF
Table 14
Dual Scale Pressure Gauges (Stem Connector) 2.50 inches
Certified Part Number Standard Part Number Range kPa (psi)
186-2601 8T-0853 0 to 400
(0 to 58)
186-2602 8T-0854 0 to 1,000
(0 to 145)
186-2604 8T-0855 0 to 4,000
(0 to 580)
- 212-7043 0 to 700
(0 to 100)
186-2605 8T-0856 0 to 6,000
(0 to 870)
186-2606 8T-0857 0 to 10,000
(0 to 1,450)
186-2607 8T-0858 0 to 16,000
(0 to 2,300)
186-2608 8T-0859 0 to 25,000
(0 to 3,600)
186-2609 8T-0860 0 to 40,000
(0 to 5,800)
186-2610 8T-0861 0 to 60,000
(0 to 8,700)
186-2611 8T-0862 -100 to 0 to 500
(-15 to 0 to 72)
186-2612 8T-0863 0 to 250
(0 to 36)
Table 15
Dual Scale Pressure Gauges (Stem Connector) 4.00 in
Certified Part Number Standard Part Number Range kPa (psi)
186-2613 8T-0820 0 to 70,000
(0 to 10,000)
Table 16
Dual Scale Pressure (Back Connector) 2.50 in
Certified Part Number Standard Part Number Range kPa (psi)
186-2592 8T-0846 0 to 1,000
(0 to 145)
186-2593 8T-0847 -100 to 0 to 50
(-15 to 0 to 72)
186-2594 8T-0848 0 to 400
(0 to 58)
186-2595 8T-0849 0 to 2,000
(0 to 290)
186-2596 8T-0850 0 to 4,000
(0 to 580)
186-2597 8T-0851 0 to 16,000
(0 to 2,300)
186-2598 8T-0852 0 to 40,000
(0 to 5,800)