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HENDRICKSON AIR SPRINGS

Hendrickson® Air Springs

Genuine HENDRICKSON COMPONENTS

Mounting Identification:

Standard Bolt or Stud	Combination Stud/Air Fitting

Tapped Hole (Blind Nut)	Air Fitting

Bolt or Stud 1/2-13

Threaded Hole - 3/8-16 on Bead Plate, 1/2-13 on Piston

Air Inlet 1/4 NPT

Combination Stud/Air Inlet OD Thread 3/4-16,
ID Thread 1/4 NPT

As Noted in Drawing


Air Spring Type Identification:

Rolling Lobe

Part Number	Top Plate Hole/Stud Qty	Bottom Plate Hole/Stud	Top Plate Dia.	Bottom Plate Dia.	Collapsed Height	Remarks
57920-002L	1	1	6.31	7.25	5	57965 w/bracket
57965-002L	1	1	6.31	7.25	5	—
C-25559	1	4	9	9.5	5.6	S/A 20010
S-20010	1	4	9	9.5	5.6	S/A 25559
S-20414	1	4	9	9.5	7.3	—
S-20223	1	4	9	9.75	5.4	—
S-20124	1	4	9	11.06	7.3	24.75 Extended
S-20217	1	4	9	11.06	7.3	21.75 Extended
S-20413	1	4	9	11.06	7.3	S/A 20217 W/ Piston Rotated 45 degrees
S-20716	1	4	9	11.06	7.3	20.75 Extended
S-20127	1	4	10.38	10.75	7.3	—
S-2394	2	1	6.31	7	3.2	—
59484-002L	2	1	9	9.5	4.06	—
56808-002L	2	1	9	9.5	4.6	w/bracket
57140-002L	2	1	9	9.5	4.6	w/bracket LH
57150-002L	2	1	9	9.5	4.6	w/bracket RH
S-2064	2	1	9	9.5	4.8	Can Use S-11650
56917-002L	2	1	9	9.5	5.98	w/bracket, 1/4" NPT Inlet+1/2" Stud Top
59601-002L	2	1	9	9.5	5.98	Combo Stud+1/2"stud Top
58541-002L	2	1	9	9.5	6.27	w/ 2 Hole Bracket
59031-002L	2	1	9	9.5	6.27	w/ 3 Hole Bracket
59010-002L	2	1	9	9.5	7.63	w/bracket
59861-002L	2	1	9	9.5	8.14	w/bracket
57122-002L	2	1	9	10	7.63	w/bracket, 22" Extended
58520-002L	2	1	9	10	7.63	S/A 58995-2 w/ Metric Studs
58995-002L	2	1	9	10	7.63	w/bracket, 20" Extended
59055-002L	2	1	9	10	7.63	5.50 Top Stud Spacing, Metric
50898-002L	2	1	9	10	8.14	w/bracket
50899-002L	2	1	9	10	8.14	50898-2 w/Mack Bracket (OEM Only-use 50898-2)
60666-002L	2	1	9	10	8.14	S/A 50898-2 w/ Metric Studs
S-23611	2	1	9	10.25	7.4	24.50 Extended, 13" Dia Flex Member
S-23613	2	1	9	10.25	7.4	24.75 Extended, 9" Dia Flex Member
S-23720	2	1	9	10.25	7.4	20.75 Extended, 9" Dia Flex Member
S-23721	2	1	9	10.25	7.4	20.75 Extended, 10" Dia Flex Member
S-23612	2	1	9	10.25	9.2	27.50 Extended
S-23614	2	1	9	10.25	9.2	28.75 Extended
S-20900	2	1	10.38	9.18	6	R/B 21800
S-21800	2	1	10.38	9.18	6	—
S-21966	2	1	10.38	9.18	8	1.56 Lg. Top Studs
S-22948	2	1	10.38	9.18	8	2.50 Lg. Top Studs
S-20901	2	1	11.31	10.13	5.1	19" Extended, 10.63 Dia Flex Member
S-21784	2	1	11.31	10.13	5.1	S/A 20901 w/ Piston Support Disk
S-25873	2	1	11.31	10.13	5.1	11.63 Dia Flex Member
C-23748	2	1	11.31	10.13	8	—
S-24443	2	1	11.31	10.13	8	S/A 23748 w/ Piston Support Disk
S-14147	2	2	9	9.25	4.5	—
S-7364	2	2	9	9.5	6	—
S-7193	2	2	9	9.5	6.4	—
58817-002L	2	2	9	10	7.63	6.20 Top Stud Spacing, Metric
49048-002L	2	2	9	10	8.21	Combo Stud+1/2"stud Top
50405-002L	2	2	9	10	8.22	w/bracket, 1/4" NPT Inlet+1/2" Stud Top
S-11650	2	3	9	9.5	4.8	S/A 2064 w/ Threaded Holes In Piston
S-3411	2	4	9	9.38	7.3	—
S-2827	2	4	9	9.5	7.1	S/A 11566 w/ 4 Hole Piston
B-1245	2	4	9	9.75	6.1	—
S-10352	2	4	9	10.13	9.5	6.20 Top Stud Spacing
S-4773	2	4	9	10.13	9.5	5.50 Top Stud Spacing
S-12353	2	4	9	10.25	7.9	—
S-2066	2	4	9	10.25	8	5.50 Top Stud Spacing, S/A 6195 w/ Piston Rotated 45o
S-2694	2	4	9	10.25	8	6.20 Top Stud Spacing, 1.56 Lg Studs Top
S-2924	2	4	9	10.25	8	6.20 Top Stud Spacing, 1.35 Lg Studs Top
S-6195	2	4	9	10.25	8	5.50 Top Stud Spacing
B-14249	2	4	9	10.25	9.2	6.20 Top Stud Spacing, S/A 4375
S-3842	2	4	9	10.25	9.2	5.50 Top Stud Spacing
S-4375	2	4	9	10.25	9.2	6.20 Top Stud Spacing, S/A 14249
S-8988	2	4	9	10.25	10.1	—
S-22045	2	4	10.38	8.43	7.3	—
S-22046	2	4	10.38	9.38	7.3	—
S-22697	2	4	10.38	9.5	11.5	—
S-25871	2	4	10.38	10.25	8.2	—
S-3830	2	4	10.38	10.25	8.9	—
S-25872	2	4	10.38	10.25	9.5	—
S-22173	2	4	11.31	10.25	8.9	28.25 Extended
S-3467	2	4	11.31	10.25	8.9	27.25 Extended
S-13122	2	4	11.31	10.25	10.1	—
S-4771	2	4	11.31	11.5	5.8	—
S-24445	2	4	11.38	10.25	8.2	—
S-24446	2	4	11.38	10.25	9.5	—
S-25319	2	4	11.38	11.13	7.5	—
S-11566	2	5	9	9.5	7.1	S/A 2827 w/ 5 Hole Piston
S-21208	3	4	9	9.5	5.6	—
S-2065	5	4	11.31	10.25	7.3	—
S-2063	5	4	11.31	10.25	8.9	—
S-3648	5	4	11.31	11.81	5.6	(4) 3/8" Holes+1/4"NPT Inlet Top
S-3839	5	4	11.31	11.81	5.7	(4) 1/2" Studs+1/4"NPT Inlet Top
S-9001	—	—	—	—	—	—

Double Convolute

Part Number	Top Plate Hole/Stud Qty	Bottom Plate Hole/Stud Qty	Top Plate Dia.	Bottom Plate Dia.	Collapsed Height	Remarks
2878	1	2	6.31	6.31	3	S/A 23114
3317	1	2	6.31	6.31	3	S/A 14486 w/ Metric Attachment
B-14486	1	2	6.31	6.31	3	Heavy Duty
S-23114	1	2	6.31	6.31	3	S/A 002878
S-21323	2	2	6.4	6.4	3.8	—
S-1345	2	2	9	9	3	Combo Stud+3/8"hole Top, 1.57 Lg Stud
S-12335	2	2	9	9	3.12	Combo Stud+3/8"hole Top, 1.35 Lg Stud
S-5468	2	2	9	9	3.5	Combo Stud+3/8"hole Top
1796	2	2	9	9	3.6	Combo Stud+1/2"stud Top, Bottom Holes Perpendicular
S-3798	2	2	9	9	3.7	Combo Stud+1/2"stud Top, Bottom Holes Parallel
S-6242	2	2	9	9	3.7	Combo Stud+3/8"hole Top
1475	2	2	9	9	4.2	Combo Stud+3/8"hole Top, 1.57 Lg Stud
B-1159	2	2	9	9	4.2	Combo Stud+3/8"hole Top, 1.35 Lg Stud
S-10170	2	2	9	9	4.2	Combo Stud+1/2"stud Top, Bottom Holes Perpendicular
1503	2	4	9	9	3.7	—
S-6412	2	4	11.31	11.31	4.8	—
1347	3	1	5.31	5.31	3	—
B-14395	3	2	5.31	5.31	3	—
S-8768	3	2	6.31	6.31	3	Offset Inlet Top
B-14318	3	2	6.31	6.31	3.5	—
3318	3	2	6.31	6.31	3.6	Metric
B-2630	3	2	6.31	6.31	4	3/8" Holes+1/4 NPT Inlet Top
45843-001L	3	2	6.31	6.31	4.1	R/B 5270
S-5270	3	2	6.31	6.31	4.1	1/2" Studs+1/4 NPT Inlet Top
B-8701	3	2	6.31	6.31	4.8	—
S-9830	3	2	9	9	3.7	—
S-1013	3	2	9	9	4.1	—
S-1080	5	4	11.31	11.31	3.8	3/8" Holes+1/4 NPT Inlet Top, 11.25 Extended
S-2734	5	4	11.31	11.31	3.8	3/8" Holes+1/4 NPT Inlet Top, 15.25 Extended
S-3184	5	4	11.31	11.31	3.8	1/2" Studs+1/4 NPT Inlet Top

Triple Convolute

Part Number	Top Plate Hole/Stud Qty.	Bottom Plate Hole/Stud Qty	Top Plate Dia.	Bottom Plate Dia.	Collapsed Height	Remarks
B-11637	2	2	9	9	4.6	Combo Stud+3/8"hole Top, Bottom Holes Parallel
B-12405	2	2	9	9	4.6	Combo Stud+3/8"hole Top, Bottom Holes Perpendicular
3316	2	4	9	9	4.5	Metric
B-14487	2	4	9	9	4.6	—
1015	2	4	10.38	10.38	4.6	3/8"holes Bottom 6.20 Bolt Circle
1795	2	4	11.31	11.31	4	3/8"holes Bottom 8.84 Bolt Circle
B-7100	2	4	11.31	11.31	4.8	6.25 Stud Spacing Bottom
B-7853	2	4	11.31	11.31	4.8	6.25 Stud Spacing Bottom, S/A 7100 W/ Bottom Rotated 45o
B-8874	2	4	11.31	11.31	6.3	5.56 Stud Spacing Bottom
2348	3	4	10.38	10.38	4.6	—
S-6861	5	4	11.31	11.31	4.8	—