Amendment from June 26, 2003
49 CFR--PART 571
View Printed Federal Register page
68 FR 38148 in PDF format.Amendment(s) published June 26, 2003, in 68 FR 38148
Effective Date(s): June 1, 2007
4. Section 571.119 is amended by revising its heading, S1, S2, S3, and tables I, II, and III to read as follows:
§ 571.119 Standard No. 119; New pneumatic tires for motor vehicles with a GVWR of more than 4,536 kilograms (10,000 pounds) and motorcycles.
S1. Scope. This standard establishes performance and marking requirements for tires for use on motor vehicles with a GVWR of more than 10,000 pounds and motorcycles.
S2. Purpose. The purpose of this standard is to provide safe operational performance levels for tires used on motor vehicles with a GVWR of more than 10,000 pounds, trailers, and motorcycles, and to place sufficient information on the tires to permit their proper selection and use.
S3. Application. This standard applies to new pneumatic tires designed for highway use on motor vehicles with a GVWR of more than 4,536 kilograms (10,000 pounds), trailers, and motorcycles manufactured after 1948.
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Table I._Strength Test Plunger Diameter------------------------------------------------------------------------ Plunger diameter --------------------- (mm) (inches)------------------------------------------------------------------------Tire type: Light truck..................................... 19.05 \3/4\ Motorcycle...................................... ......... \5/ 16\[sec] Tires for 12-inch or smaller rims, except 19.05 \3/4\ motorcycle.....................................Tires other than above types: Tubeless: 17.5-inch or smaller rims..................... 19.05 \3/4\Larger than 17.5-inch rims: Load range F................................ 31.75 1\1/4\ Load range over F........................... 38.10 1\1/2\ Tube type: Load range F................................ 31.75 1\1/4\ Load range over F........................... 38.10 1\1/2\------------------------------------------------------------------------
Table II._Minimum Static Breaking Energy [Joules (J)) and Inch-Pounds (inch-lbs)]------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Load range All 12 rim Light truck 17.5 Tube type Tubeless Tube type Tubeless------------------------------------------------------------------------------------- diameter code or rim diameter or ----------------------------------------------------------------------- Tire characteristic Motorcycle smaller rim size smaller rim------------------------------------------------------------------------------------------------------- tubeless ------------------ 31.75 J 1\1/ J Inche- 38.10 J 1\1/ J Inche- Plunger diameter (mm and inches) 7.94J \5/ 19.05 J \3/ \3/ 4\[sec] lbs 2\'' lbs 16\'' 4\[sec] 19.05 J 4\[sec]------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------A.................................................................. 16 150 ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... .......B.................................................................. 33 300 ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... .......C.................................................................. 45 400 ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... .......D.................................................................. ....... ...... ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... .......E.................................................................. ....... ...... ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... .......F.................................................................. ....... ...... 406 3,600 644 5,700 1,785 15,800 1,412 12,500 ....... ....... ....... .......G.................................................................. ....... ...... ....... ....... 711 6,300 ....... ....... ....... ....... 2,282 20,200 1,694 15,000H.................................................................. ....... ...... ....... ....... 768 6,800 ....... ....... ....... ....... 2,598 23,000 2.090 18,500J.................................................................. ....... ...... ....... ....... ....... ....... ....... ....... ....... ....... 2,824 25,000 2,203 19,500L.................................................................. ....... ...... ....... ....... ....... ....... ....... ....... ....... ....... 3,050 27,000 ....... .......M.................................................................. ....... ...... ....... ....... ....... ....... ....... ....... ....... ....... 3,220 28,500 ....... .......N.................................................................. ....... ...... ....... ....... ....... ....... ....... ....... ....... ....... 3,389 30,000 ....... .......------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Table III._Endurance Test Schedule---------------------------------------------------------------------------------------------------------------- Test load: Percent of maximum Test load rating Total best Description Load range wheel --------------------------------- revolutions speed (r/ I_7 II_ 16 III_ 24 m) hours hours hours (thousands)----------------------------------------------------------------------------------------------------------------Speed restricted service: 88 km/h (55 mph)............. F, G, H, J, L, M, N. 125 66 84 101 352.0 80 km/h (50 mph)............. F, G, H, J, L....... 100 66 84 101 282.5 56 km/h (35 mph)............. All................. 75 66 84 101 211.0Motorcycle....................... All................. 250 \1\ 100 \2\ 108 117 510.0All other........................ F................... 200 66 84 101 564.0 G................... 175 66 84 101 493.5 H, J, L, N.......... 150 66 84 101 423.5----------------------------------------------------------------------------------------------------------------\1\ 4 hr. for tire sizes subject to high speed requirements (S6.3).\2\ 6 hr. for tire sizes subject to high speed requirements (S6.3).
