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Craftsman Air Compressor Model 921.1521 00
Parts List
Reference Part Description Quantity Reference Part Description Quantity
Number Number Number Number
1 *E100084 HeadBolt
2 *E100084 Washer
3 CylinderHead
4 E100085 ExhaustElbow
5 *E100086 Gasket
6 ValvePlate
7 *E100086 ValveReed
8 *E100086 GasketInner
9 Piston
10 *E100086 GasketBottom
11 Cylinder
12 Bolt
13 Washer
14 *E100086 GasketCrankcase
15 RingCompression
16 RingScraper
17 RingOil
18 PistonPin
19 Clip Pin
20 RodConnecting
21 Eccentric
22 ScrewEccentric
23 E100087 OilFillCap
24 Bolt
25 *E100088 OilSightGauge
26 *E100088 Seal,Oil SightGauge
28 O-Ring
29 CoverMotor
30 Bearing
31 *E100089 Bolt
31a *E100089 Bolt
32 *E100090 Screw
32a *El 00090 Washer
33 Capacitor
34 CrankMotor
34a Bearing
35 Rotor
36 Fan
37 CoverMotor
38 *E100090 ShroudMotor
39 CentrifugalSwitch
40 E100091 QuickConnect
41 E100093 GaugeRegulator
42 E100092 GaugeTank
4
4
1
1
1
2
2
1
1
1
1
4
4
1
1
1
1
1
1
1
1
1
1
3
1
1
43 E100059 Regulator
44 E100093 Adapter
45 E100094 SafetyValve
45a *El00095 PressureSwitch
45b *El00095 Bolt
45c *E100095 Nut
45d *El00095 Washer
46 *E100096 PressureReliefTube
46a *El00096 Sleeve
46b *E100096 Nut
47 E100097 Grip,Handle
48 Tank
48a E100098 DrainValve
49 E100099 CheckValve
49a E100100 Elbow
50 MotorCord
50a Terminal
50b TerminalClosed
51 E100101 PowerCord
52 *El 00102 Nut
52a *E100102 Washer
53 *E100102 Isolator
54 *El 00102 Washer
55 *El 00102 Bolt
56 *E100103 OutletTube
57 *E100103 AluminumFins
!
1
1
1
2
2
4
4
1
1
1
1
1
1
1
1
t
1
1
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59 E100104 Air Intakew/ElementFilter
59a E100105 ElementFilter
Note:Anypart numberfieldwithouta partnumberis notoffered.
Descriptionsareprovidedforreferenceonly.
* Thissymbolrepresentsthatthepartbeingofferedisavailable
onlyin akit.Oneofeachpartperkitwillbeoffered.
Kitnumberandpartsthatare includedareaslollows:
Part # Reference#
E100084 (1,2)
E100086 (5-8,10,14)
E100103 (56-58)
E100088 (25,26)
E100089 (31, 31a)
E100090 (32,32a, 38)
E100095 (45a- 45d)
E100096 (46, 46a, 46b)
E100102 (52-55)
E100104 (59,59a)
10
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
2
1
1
4
4
4
4
4
1
1
2
1
1