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SS50 CAMELBACK REAR

Mack - SS50 Camelback Rear Suspension

(4" Spring, 4" Bronze Center)

Mack - SS50 Camelback Rear Suspension

(4" Spring, 4" Bronze Center)

Key	Part Number	Description	No. Req.	OEM Reference
1		Spindle	1	85QK349
2	338-1845	Trunnion Assembly	2	39QK325
3	334-545	Fitting, Pressure Relief; 1/8"-27 NPT, 5 PSI	2	44AX52
4	322-113	Bushing; 4"ID x 4 1/4"OD x 4 1/4"Lg.	4	10QK158A, 10QK153,392
5	334-511	Washer, Thrust; 4 1/32"ID x 6 13/16"OD x 1/4"Thk.	4	43QK115
6	334-512	Washer, Thrust; 4 1/32"ID x 6 1/4"OD x 5/16"Thk.	2	43QK118
7	334-515	Seal; 5"ID X 6 3/8"OD x 9/16"Thk.	2	88AX253, 88AX459
8		Trunnion Seal Collar, 4"ID x 5"OD	2	8QD312
9	334-498	Nut, Trunnion Shaft; 3 7/8"-12 x 6.09"OD x 1.18"Thk.	2	25QJ220BP2
10	334-1401	Bolt Assembly; 1/2"-20 x 2 3/4"SHCS	2	3AX1472, 21AX798
11		Retainer Plate & Adjusting Nut for Steel Cap, 5 15/16"OD x 1/2"Thk. w/4 5/8" Bolt Holes	2	22QS257
12	334-1548	Cap, Trunnion; 2 5/8" Deep	2	97QL3101,
13	334-582	Bolt Assembly; 5/16"-24 x 1"Lg.	12	1AX114
14	338-746	Insulator Box; 6 3/4" Deep	4	52QK418BP4
15	325-110	Insulator, Standard; 1 3/4" Dowel, 70 Durometer	4	10QK36B
15	325-123	Insulator, Urethane Severe Service; 1 3/4" Dowel	4	10QK388
16	338-729	Spacer; 3"W x 4"Lg. x 1 1/2"Thk.	8	13QK246
17	325-113	Insulator; 3" thick 1 3/4" Dowel, 70 Durometer	4	10QK370
17	325-113U	Insulator, Urethane	4	—
17	325-112	Insulator; 2-3/8" thick 1 3/4" Dowel, 70 Durometer	4	10QK365A
17	325-112U	Insulator, Urethane	4	—
18		Insulator Box Bolt, 7/8"-14 Thread	12	—
19	SLN-106	Lock Nut; 7/8"-14	12	—
20	334-150	Washer, Hard Flat; 7/8"	12	—
21		Insulator Box Cap Screw, 7/8"-9 Thread	4	—
22	338-714	Saddle, U-Bolt; 9 3/4"Lg. x 4"W	2	8QK335P2
23	Ubolts	U-Bolt Assembly, Square or Semi-Round	4	—
24	SUW-125	U-Bolt Washer; 1 1/4"	8	35AX1435
25	DN-125	Deep Nut; 1 1/4"-12, Grade C	8	21AX131
25	DNM-200	Deep Nut, 1 1/4"-12, Grade C	8	21AX655
26	345-808	Uni-Rod Kit	2	MU-4044, 17QF422-XX
27	62-1287	Spring Assembly, 4" Wide	2	4QK4108M