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Reference for continuing updates.
Parts Listing
SP Special Order ◆ Not Serviced by Dayton Parts Product Illustration/Photo Follows Popular Most Popular
Hendrickson Truck SR 340/380
Tandem Suspensions
Hendrickson Truck
Key
No.
Part
Number Description
No.
Req.
OEM
Reference Remarks
● 1 338-163 Hanger; Undrilled 4 23217-13 Obsolete
2 334-144 Assembly, Stud; ⁵⁄₈" x 3"Lg 8 19111-1
● 3 321-143 Bushing, Shear Spring; 6"ID x 6 ¹⁵⁄₁₆ "OD x ³⁄₁₆"Thk 8 15137 Obsolete
4 334-120 Spacer; 6"ID x 6 ⁷⁄₈"OD x ³⁄₁₆"Thk 4 21278
✔✔ 5 334-118 Nut, Nylok; 1 ¹⁄₂"-12. 4 25151
6 See Charts Assembly, Beam 2 Incl. Bushing; See Chart on Page 308
✔✔ 7 334-102 Tube, Cross; 1 ¹⁵⁄₁₆ "x 44 ⁷⁄₈"Lg 1 44642-8
✔✔ 334-113 Tube, Cross; 2 ⁷⁄₁₆" x 44 ⁷⁄₈"Lg 1 44643-9
● 8 338-123 Cap, Saddle; 4" c/c, x 1" Dia. 4 6662 SR 340
● 338-1831 Cap, Saddle 4 58795 SR 380
9 334-151 Assembly, Stud; ⁷⁄₈"-14-9 x 4 ¹⁄₂"Lg 8 9029 SR 340; Incl. Stud, Lock Nut & Washer
✔ 334-172 Assembly, Stud; ⁷⁄₈"-14-9 x 5 ³⁄₈"Lg 8 9030 SR 380; Incl. Stud, Lock Nut & Washer
✔✔ ● 10 321-117 Bushing, Beam Center; Rubber; Welded Plug 2 6664 Welded in Plug
✔✔ ● 321-118 Bushing, Beam Center; Rubber; Loose Plug 2 22279 Plug Included
✔✔ 321-122 Bushing, Beam Center; Rubber; Welded Plug 2 5919 380 Series; Welded in Plug
✔✔ 321-123 Bushing, Beam Center; Rubber; Loose Plug 2 22282 380 Series; Plug Included
11 334-190 Plug, End; 1 ¹⁵⁄₁₆"Dia. x ³⁄₁₆"Thk 2 22278 SR 340
✔ 334-191 Plug, End; 2 ⁷⁄₈"Dia. x ³⁄₁₆"Thk 2 22281 SR 380
✔ 12 334-380 Kit, Bushing & Adapter 4 34013-48 Incl. 321-120 Bushing & 334-108 Adapter
✔✔ 334-381 Kit, Bushing & Adapter 4 34013-49 Incl. 321-126 Bushing & 334-109 Adapter
✔✔ ● 13 321-120 Bushing, Beam End; Rubber; 5 ¹⁄₄"Lg 4 6969
✔✔ ● 321-126 Bushing, Beam End; Rubber; 5 ³⁄₄"Lg 4 45900
✔✔ ● 14 334-108 Kit, Adapter; Solid Adapters 4 45000-13 Use w/5 ¹⁄₄" Bushing
✔✔ ● 334-109 Kit, Adapter; Solid Adapters 4 45000-7 Use w/5 ³⁄₄" Bushing
● 15 334-110 Kit, Adapter; Solid/Split Ring Adapters 4 45000-14 Use w/5 ¹⁄₄" Bushing
● 334-111 Kit, Adapter; Solid/Split Ring Adapters 4 45000-8 Use w/5 ³⁄₄" Bushing
16 339-102 Kit, Maintenance; Walking Beam; Welded Plugs 1 Incl. (2)321-122, (4)321-126 & (4)334-109
339-131 Kit, Maintenance; Walking Beam; Loose Plugs 1 Incl. (2)321-123, (4)321-126 & (4)334-109
17 SP Torque Rod, Rigid 2 32271-XXX Hendrickson P/N Stamped on Rod. Provide
No. for Proper Identification or Use 345-610
and 345-661
✔✔ 345-610 Torque Rod End, Straddlemount; Female AR 66610, 46610 ⁵⁄₈" Bolts; 4 ³⁄₈" Spacing
✔✔ 345-661 Torque Rod End, Straddlemount; Male; 22 ¹⁄₂" AR 66661, 46661 ⁵⁄₈" Bolts; 4 ³⁄₈" Spacing
● 18 338-181 Bracket, Track Rod/Frame 2 22186 For ⁵⁄₈" Bolts