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2.5 Module Plastic Precision Spur Gears 20 deg. PA - Quality Grade 8e25 DIN 3961 (AGMA Q9)

2.5 Module Plastic Precision Spur Gears 20° PA Quality Grade 7e DIN 58405 (AGMA Q10)

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6+ 5%

19+ 10%

Part Number	No. of Teeth Z	Ref. Dia. d	Tip Dia. d_a	Bore H7 d_i	Max Bore d_i	Hub Dia. B_D	Backlash (mm) j_t.e (max)	Backlash (mm) j_t.i (min)	I Inertia kgm²	Mass kg	Delrin POM				PEEK GF30®
Part Number	No. of Teeth Z	Ref. Dia. d	Tip Dia. d_a	Bore H7 d_i	Max Bore d_i	Hub Dia. B_D	Backlash (mm) j_t.e (max)	Backlash (mm) j_t.i (min)	I Inertia kgm²	Mass kg	T₂ Nm n₂100min^-1	Cost PSG-DL	Quantity	Add to Basket	T₂ Nm n₂100min^-1	Cost PSG-PK	Quantity	Add to Basket
PSG2.5-18DL	18	45.0	50.0	14	18	35	0.129	0.051	2.08 x 10^-5	0.079	4.78	£24.58			5.40	£124.45
PSG2.5-19DL	19	47.5	52.5	14	18	35	0.129	0.051	2.47 x 10^-5	0.085	5.38	£25.24			6.08	£127.79
PSG2.5-20DL	20	50.0	55.0	14	18	35	0.129	0.051	2.92 x 10^-5	0.092	6.02	£26.17			6.81	£132.48
PSG2.5-21DL	21	52.5	57.5	14	18	35	0.171	0.069	3.44 x 10^-5	0.099	6.70	£26.80			7.58	£135.67
PSG2.5-22DL	22	55.0	60.0	14	18	35	0.171	0.069	4.03 x 10^-5	0.107	7.43	£27.76			8.40	£140.54
PSG2.5-23DL	23	57.5	62.5	16	25	45	0.171	0.069	5.57 x 10^-5	0.133	8.20	£28.47			9.27	£144.10
PSG2.5-24DL	24	60.0	65.0	16	25	45	0.171	0.069	6.35 x 10^-5	0.141	9.01	£29.28			10.19	£148.30
PSG2.5-25DL	25	62.5	67.5	16	25	45	0.171	0.069	7.22 x 10^-5	0.150	9.87	£30.88			11.17	£156.37
PSG2.5-26DL	26	65.0	70.0	16	25	45	0.171	0.069	8.20 x 10^-5	0.159	10.77	£32.44			12.19	£164.30
PSG2.5-27DL	27	67.5	72.5	16	25	45	0.171	0.069	9.30 x 10^-5	0.168	11.72	£33.13			13.27	£167.72
PSG2.5-28DL	28	70.0	75.0	16	25	45	0.171	0.069	1.05 x 10^-4	0.177	12.72	£33.99			14.39	£172.10
PSG2.5-29DL	29	72.5	77.5	18	35	55	0.171	0.069	1.36 x 10^-4	0.211	13.77	£35.10			15.58	£177.72
PSG2.5-30DL	30	75.0	80.0	18	35	55	0.171	0.069	1.51 x 10^-4	0.221	14.86	£36.31			16.81	£183.82
PSG2.5-32DL	32	80.0	85.0	18	35	55	0.171	0.069	1.86 x 10^-4	0.243	17.20	£38.49			19.46	£194.91
PSG2.5-35DL	35	87.5	92.5	18	35	55	0.173	0.067	2.52 x 10^-4	0.278	21.08	£40.78			23.85	£206.48
PSG2.5-38DL	38	95.0	100.0	20	40	70	0.173	0.067	3.87 x 10^-4	0.364	25.42	£44.82			28.76	£226.96
PSG2.5-40DL	40	100.0	105.0	20	40	70	0.173	0.067	4.56 x 10^-4	0.391	28.58	£46.60			32.34	£235.92
PSG2.5-42DL	42	105.0	110.0	20	40	70	0.173	0.067	5.35 x 10^-4	0.419	31.96	£48.45			36.17	£245.30
PSG2.5-45DL	45	112.5	117.5	20	40	70	0.173	0.067	6.77 x 10^-4	0.464	37.45	£50.17			42.38	£254.01
PSG2.5-48DL	48	120.0	125.0	20	40	70	0.173	0.067	8.50 x 10^-4	0.513	43.46	£53.74			49.17	£272.08
PSG2.5-50DL	50	125.0	130.0	20	40	70	0.175	0.065	9.85 x 10^-4	0.547	47.75	£56.71			54.02	£287.13

DIN 3967 Tooth Thickness tol.
n Efficiency approx. 98%

Standard Part

PSG

2.5

Modified Part

PSG

2.5

PSG - Precision Spur Gear
Quality Grade 8e25 DIN 3961
Other Quality Grades available.
See Technical Pages

T = 1 x Tapped hole 2T = 2 x Tapped holes.
P = 1 x Pin Hole PT = 1 x Pin Hole thru.
All threads metric as standard.
For sizes and prices see Technical Pages

m_n Module - Cut with DIN 867 2.5/0.20/2.5
Ref. Tooth Profile Topping WD = 2.25 x m_n

K- Keyway supplied to
DIN 6885 - Js9 tolerance.
For prices see Technical Pages

Number of Teeth z

To specify different bore enter size required
Example: 25 = 25mm H7 etc
For prices see Technical Pages

DL = Delrin POM (White
PK = PEEK GF30® (Light Brown)

Options
- Different number of teeth
- Modifications available on request: Other material, boring out, keyways, tapped holes, pin holes.

Accessories
- Clamping sets, screws, keys, dowel pins...

Downloads
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