Trolleys For Lug Mounted Air Hoists Hand Geared

Clearance Dimensions (in.)

Rated Capacity (tons)

Product Code

Min. F *

Max. K **

Standard

Spark Resistant

1/2 - 3/4

---

7427A

6 1/8

3 9/16

3 27/32

11/16

5/8

8 7/8

5 1/2

7/8

9 3/4

3 1/8

7421A

---

6 1/8

3 9/16

3 27/32

11/16

5/8

8 7/8

5 1/2

7/8

9 3/4

3 1/8

7421B

---

6 1/8

3 9/16

3 27/32

11/16

5/8

11 1/8

5 1/2

3 /12

11 1/6

3 1/8

----

7428A

6 7/8

3 13/16

4 7/16

4 15/16

5/8

10 1/8

6 5/16

1 1/16

10 1/4

7422A

---

6 7/8

3 13/16

4 7/16

4 15/16

5/8

10 1/8

6 5/16

1 1/16

10 1/4

7422B

---

6 7/8

3 13/16

4 7/16

4 15/16

5/8

6 5/16

4 1/4

11 13/16

7423A

---

6 7/8

4 3/8

5 3/4

1 3/8

4 15/16

1 1/4

12 3/4

6 5/16

1 1/4

18 5/16

7423B

---

6 7/8

4 3/8

5 3/4

1 3/8

4 15/16

1 1/4

15 3/4

6 5/16

4 1/4

19 13/16

7423C

---

6 7/8

4 3/8

5 3/4

1 3/8

4 15/16

1 1/4

17 7/8

6 5/16

21 3/16

* Clearance dimension "F" is based on the largest beam on which the trolley will operate. Dimension will increase slightly for each smaller beam size.
** Dimension "K" occurs on the smallest beams size only. On larger beams it is increased by the difference in flange width.

Specifications

Rated Capacity (tons)	Product Code		Min. Beam Depth (in.)	Min. Radius Curve	Adj. Flange Width (in.)	Approx. Net Weight (lbs.)
Rated Capacity (tons)	Standard	Spark Resistant	Min. Beam Depth (in.)	Min. Radius Curve	Adj. Flange Width (in.)	Approx. Net Weight (lbs.)
1/2, 3/4	---	7427A	5	3' 6"	3 - 5	40
1	7421A	---	5	3' 6"	3 - 5	40
1	7421B	---	5	3' 6"	5 1/4 - 7 3/8	41
1	---	7428A	6	4' 0"	3 3/8 - 6	57
2	7422A	---	6	4' 0"	3 3/8 - 6	57
2	7422B	---	6	4' 0"	6 1/4 - 8 7/8	58
3	7423A	---	6	4' 0"	3 3/8 - 6	65
3	7423B	---	6	4' 0"	6 1/8 - 8 7/8	67
3	7423C	---	6	4' 0"	9 - 11	69