Mack SS34/38 Camelback
4" Spring, Two-Piece Trunnion
Drive Axle Suspension Parts


Mack SS34/38 Camelback Suspension Exploded View
Key
No.		 Part
Number		 Description No.
Req.		 OEM
Number		 Remarks
1 N/A Spindle for 8-3/4" Wide Trunnion 2 85QK248  
2 325-118 Bushing, 8-3/4" Trunion
3-1/2" ID x 4-7/16" x 6-5/16" Long 		2 10QK219P3  
MA10000 Bushing, Polyurethane, 8-3/4" Trunion
3-1/2" ID x 4-7/16" x 6-5/16" Long 		2    
325-117 Bushing, 8-3/16" Trunion
3-1/2" ID x 4-7/16" x 5-9/16" Long 		2 10QK219P, 10QK219P1  
325-117U Bushing, Polyurethane, 8-3/4" Trunion
3-1/2" ID x 4-7/16" x 6-5/16" Long 		2    
325-115 Bushing, 9-1/4" Trunion 2 10QK130P1 Use with 39QK32, 414 Castings Only
325-115U Bushing, Polyurethane, 9-1/4" Trunion 2    
3 334-479 Outer Spacer, 3-1/2" ID, x 4-1/2" OD x 1-3/4" 2 44RU2221P2 8-3/4" Trunnion, Includes Bolt & Lock Nut
334-1179 Outer Spacer, 3-1/2" ID, x 4-1/2" OD x 2-1/4" 2 44RU221P1 8-3/4" Trunnion, Old Style
4 334-579 Bolt Assembly, 3-/4"16 x 5-1/2" Long 2 3AX1525 Bolt & Lock Nut
5 334-480 Inner Spacer, 3-1/2" ID x 4-1/8" OD x 7/16" 2 44RU2223P2 Used with 325-118 Bushing
334-1178 Inner Spacer, 3-1/2" ID x 4-1/8" OD x 1/2" 2 44RU2223P1 Used with 325-117 Bushing
6 334-481 Inner Spacer, 3-1/2" ID x 4-7/8" OD x 3/8" 2 44RU2224 Old Style, Used with 325-117 Bushing
7 338-710 Trunnion Clamp Half 4 39QK431 Current, 8-3/4" Trunnion, Use with 325-118 Bushing
338-712 Trunnion Clamp Half 4 39QK37C Old Style, 8-3/16" Trunnion, Use with 325-117 Bushing
8 338-709 Trunnion Seat Half 2 39QK433A Current, 8-3/4" Trunnion, Use with 325-118 Bushing
338-711 Trunnion Seat Half 2 39QK423C Old Style, 8-3/16" Trunnion, Use with 325-117 Bushing
9 338-1787 Insulator Box, 5-7/8" Deep 4 52QK442P2, 52QK447P2 Ductile Iron
338-746 Insulator Box, 6-3/4" Deep 4 52QK418BP4  
338-728 Insulator Box, 6-3/8" Deep 4 52QK418BP5  
10 325-110 Insulator, Standard, Rubber, 1-3/4" Dowel 4 10QK36B  
MA36000 Insulator, Standard, Polyurethane, 1-3/4" Dowel 4    
325-125 Insulator, Offset, Rubber, 1-3/4" Dowel AR 10QK48  
11 338-729 Spacer, 3" W x 4" L 1-1/2" Thick 8 13QK246  
12 325-112 Insulator, Rubber, 1-3/4" Dowel 4 10QK3656A  
MA36500 Insulator, Polyurethane, 1-3/4" Dowel 4    
325-109 Insulator, Rubber 4 10QK32A  
325-109U Insulator, Polyurethane 4    
325-113 Insulator, Rubber, 1-3/4" Dowel 4 10QK370  
MA37000 Insulator, Polyurethane, 1-3/4" Dowel 4    
13   Insulator Box Bolt, 7/8"-14 Thread 4    
14 SUW78 Hardened Flat Washer, 7/8" 12 35AX1310, 22962-2  
15 SLN106 7/8"-14 Lock Nut 12 21AX480  
16   Insulator Box Bolt, 7/8"-9 Thread 4    
17 338-718 U-Bolt Saddle, 8-1/2" L x 4" W 2 8QK335P1 Replaces Jack Plate; Use Semi-Round U-Bolts
18   U-Bolt Assembly, Square or Semi-Round 4   Use Square Bend U-Bolts with Jack Plate; Use Semi-Round Bendi U-Bolts with Cast Top Plate (Current Design)
19 SUW125 U-Bolt Washer, 1-1/4" 8    
20 DN125 U-Bolt Nut, 1-1/4"-12 8 21AX131  
21   Torque Rod, Fixed 2    
22 321-132 Bushing, Straddlemount, 2-3/4" OD x 4-3/8" C to C 2 44695, 227720 For 5/8" Bolts and 1-1/4" Forged Rod
TS38000 Bushing, Polyurethane, Straddlemount, 2-3/4" OD x 4-3/8" C to C 2 44695, 227720 For 5/8" Bolts and 1-1/4" Forged Rod
23 321-136 Bushing, Taper Stud Type 2 46735 Mack Style Stud
321-136U Bushing, Polyurethane, Taper Stud Type 2    
24   Spring Assembly 2   Call for assistance
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