3M Series 55ZZ, Series 57UL, Series 57ZZ, Series 56ZZ, Series 52 Delrin Needle Tip 91-107-XXX/4

3M™ Series 57UL HVLP Automatic Spray Gun Parts Identification

Item	Description	Replacement PN
1	Retaining Ring	91-043
2	Air Cap (Composite)	91-009-XXX
3	Delrin® Fluid Nozzle	91-148-XXX

4Fluid Fitting-Elbow

5Threaded Insert

6	Mounting Bracket	95-037
7	Screw
8	Set Screw	UH-612/5	(Pack of 5)
9	Autogun Body Assembly	95-083
10	Trigger Fitting-Elbow
11	Cylinder Seal (U-Cup)	95-018
12	Piston	95-031
13	O-Ring	UH-768/5	(Pack of 5)
14	Delrin® Needle Tip	91-107-XXX/4	(Pack of 4)
15	Stainless Steel Needle Shaft	95-033

16Needle Return Spring

17Cylinder Cap (Adjustable)

18	Jam Nut	95-089
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	Cylinder Cap (Non-Adjustable)	95-080
24	Plug	95-077-D
25	Needle Fluid Packing	91-139
26	Packing Nut	91-023-D
27	Seal Nut	95-016-D
28	Teflon® Seal	95-020/2	(Pack of 2)
29	Seal Housing	95-017
30	O-Ring	UH-647/10	(Pack of 10)
31	Needle Cover	95-102
32	Mounting Stud	95-076
33	Manifold Gasket	95-078
34	Manifold Block	95-075
35	Elbow	UH-967
36	Hex Nut with Lock Washer	UH-911
37	Cylinder Cap (Adjustable) Assembly	95-040
38	Universal Maintenance Kit	95-043

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