3M Series 55ZZ, Series 57UL, Series 57ZZ, Series 56ZZ, Series 52 Plug 95-077 Ring UH-1405/10

3M™ Series 56 HVLP Automatic Spray Gun Parts Identification

Item	Description	Replacement PN
1	Retaining Ring	91-043
2	Air Cap (Composite)	91-009-XXX
2*	Air Cap (Aluminum)	91-071-XXX
3	Fluid Nozzle
4	Fluid Fitting	95-025
5	Autogun Body Assembly	95-029
6	Fitting	80-932
7	Quick Disconnect Fitting	95-038
8	Cylinder Seal (U-Cup)	95-018
9	Piston	95-031
10	O-Ring	UH-768/5	(Pack of 5)
11	Needle Tip (Delrin®)	91-107-XXX/4	(Pack of 4)
12	Needle Shaft	95-033
13	Mounting Bracket	95-037
14	Screw
15	Set Screw	UH-612/5	(Pack of 5)
16	Needle Return Spring
17	Cylinder Cap (Adjustable)
18	Jam Nut	UH-824
19	Needle Adjustment Screw	95-032
20	Stainless Steel Ball	UH-610
21	Compression Spring	95-013
22	Set Screw	UH-691/5	(Pack of 5)
23	Compression Spring
24	Cylinder Cap (Non-Adjustable)	95-082
25	Plug	95-077
26	O-Ring	UH-1405/10	(Pack of 10)

27Needle Guide

28Compression Spring

29Packing Nut

30	Seal Nut	95-016
31	Teflon® Seal	95-020/2	(Pack of 2)
32	Seal Housing	95-017
33	O-Ring	UH-647/10	(Pack of 10)
34	Needle Cover	95-102
35	Cylinder Cap (Adjustable) Assembly	95-040
36	Fluid Packing Kit	91-200
37	Universal Maintenance Kit	95-043

Note: For all part numbers with X, see page 37 * Denotes difference in material

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