Schem. #
Description
1
Washer
2
Bolt
3
Belt-Guard Cover
(Before S/N 11070001)
(After S/N 11070001)
4
Bolt
5
Belt-Guard Base
(Before S/N 11070001)
(After S/N 11070001)
6
Belt
7
Nut
8
Washer
9
Flywheel
10
Silencer/Filter Assembly
11
Filter Element - Replacement
for Above
12
Washer
13
Wing Nut
14
Twin-Cylinder Pump
w/Flywheel – Mdl
4090HK17/20
Twin-Cylinder Pump less
Flywheel-Mdl 4090HK17/20
Twin-Cylinder Pump
w/Flywheel-Mdl 6590HK18/20
Twin-Cylinder Pump less
Flywheel-Mdl 6590HK18/20
15
3/8" Breather/Oil Fill Plug
16
1/4" Copper Tubing – 24"
Brass Nut
Brass Ring
17
Brass Elbow
18
Pilot Unloader Valve
19
Brass Elbow
20
Hose Clamp
21
1/4" Rubber Hose – 24"
22
Gauge
23
Aluminum Block Manifold
24
Nipple
25
Regulator
26
Brass Coupler
*For units built prior to February 2005, order SBT5HP-SQUARE.
**For units built prior to July 2011, order complete belt guard, part numbers BG9140B and BG9145.
606 South Lake Street > P.O. Box 346 > Hustisford, WI 53034-0346 > 920.349.3281 > fax 920.349.3691 > www.rolair.com
PARTS LIST FOR MODELS
4090HK17/20
6590HK18/20
Part #
Qty.
Schem.
MIS10108
2
MIS10023
2
**N.L.A.
BG9145
1
MIS10094
5
**N.L.A.
BG9140B
1
BT4L510
1
37400720CH
1
37500730CH
1
31007280CH
1
FS14050
1
431
1
FSWASHER
1
FSNUT
1
PMP12K17CH
1
PMP12K17CHLF
1
PMP12K18CH
1
PMP12K18CHLF
1
36507050CH
1
CTUBE14
2'
BRNT0250
2
BRRG0250
2
BREL0250X025039
1
131BIG
1
BREL0250X0125H16
2
177
2
178
2'
GA2050200GC
2
154
1
BLNP0375X1500
1
REG0375
1
BRCP0375X0375H12
2
- 45 -
Description
#
27
Hose Clamp
28
3/8" Rubber Hose – 16"
29
Safety Relief Valve
30
Nipple
31
Cap
32
Nipple
33
Bolt
34
Accessory Bracket
35
Lock Washer
36
Nut
37
Handle Grip
38
Drain Valve
39
Rubber Foot
40
Screw
41
20 Gallon Tank Assembly-
ASME
42
Washer
43
Foam-Filled Flat-Free Tire
44
Cotter Pin
45
Belt Tightener/Mounting Kit
46
Washer
47
Lock Nut
48
Honda Engine-Model
4090HK17/20
Honda Engine-Model
6590HK18/20
Optional Engine Drain
Extension for Above
49
Throttle Control Kit
50
Flange Bolt
51
Nipple
52
Brass Elbow
53
Check Valve
54
Braided Discharge Tube
55
Brass Elbow
56
Lock Washer
57
Bolt
58
Keystock
59
Pulley
6590HK18/20 only
(After S/N 12010001)
60
Setscrew
Part #
Qty.
177A
2
178A
1.25'
SRV0250N165
1
BLNP0250X1500
1
BLCA0250
1
BLNP0500X1500
1
MIS10022
2
210
1
MIS10099
2
MIS10020
2
328
2
132BV
1
219
4
MIS10008
4
TNKASY4090K17/20
1
MIS10104
4
WLS50
2
181B
2
SBT5HP-ANGLE*
1
MIS10102
4
MIS10020B
4
ENG05H01
1
ENG06H01
1
HDE5
1
192EGX160K1QX
1
HON90013-883-000
1
BLNP0500X1500
1
BREL0250X0125H16
1
CV4X4L1
1
FDT12
1
145D
1
MIS10099
4
MIS10023
4
MIS10095C
1
PUAK44X0750
1
PUAK49X0750
1
MIS10020C
1