TM 10-3930-675-20-2 FO-1 ITEM NO. DESCRIPTION 1 Fitting 2 Hydraulic Hose 3 Clamp 4 Screw 5 Pipe 6 Plug 7 O-ring 8 Manifold Block 9 Nipple 10 Bracket 11 Washer 12 Nut 13 Locknut 14 T-Fitting 15 Manifold Valve CAB INTERFACE UNIT 3 1 5 4 1 1 2 1 ^4,131 15 ¹⁴2 1 2 2 4,11,13 2 3 1 8 6 7 4,11 10 4,11,12 9 2 ⁷1 1 REAR AXLE HYDRAULIC RESERVOIR FRONT AXLE 6 7 8 1 2 2 ¹9 7 1 10 4,11 1 Figure 1. Parking Brake System Hydraulic Hoses and Fittings.