Spicer Drive Axles Application Guidelines - Manual (Page 63)

AXAG-0200 June 2009 63
46,000 lb. Housing Structural Ratings (cont’d)
Gross Axle Ratings Based on the Use of Outset Single Wheels (lb.)
Housing Box Section (in.) 78 in. Maximum Track Width 80 in. Maximum Track Width Notes
5.24 x 4.61 x .50 40,000 37,000 3,4
5.24 x 4.61 x .56 43,000 41,000 3,4
5.24 x 4.61 x .63 46,000 44,000 3,4
Gross Axle Rating Based on Site Travel Conditions Only (lb.)
(See Note 5)
Housing Box Section (in.)
73 in.Track
(Standard)
78 in.Track
(Single Wheels)
80 in. Track
(Single Wheels)
Notes
5.24 x 4.61 x .50 62,000 55,000 50,000 3
5.24 x 4.61 x .56 64,000 59,000 55,000 3
5.24 x 4.61 x .63 65,000 59,000 55,000 3
Notes:
1. Nominal gross axle weight rating is based on minimum axle mounting centers of 35.88 in. and a
maximum track width of 73 in.
2. Track widths are nominal and may vary with wheel equipment.
3. All ratings are for standard track width housings. Track increase over standard is produced by wheel
outset .
4. For detailed track versus allowable gross axle weight rating information when outset single wheels are
used, see 46,000 lb. Tandem Rating Chart .
5. Site Travel : 5 miles per hour maximum speed with liftable axles raised. This condition should not exceed
5% of the total operating miles of the vehicle.
6. A minimum wall thickness of .551 in (14 mm) is required when a suspension rated at 48,000 lb. is used
with any 46,000 lb. tandem .