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America West Drilling Supply...Where going in the hole makes sense!
Swivels - Side Inlet
Model 250 Inline Swivel

NWJ Pin or As Specified |
Simplified Design to Reduce Cost and have an Improved Design Side Inlet Swivel
Lightweight inline swivel with bearings at either end for alignment.
Designed for:
- Water or mud drilling
- Air drilling
- Auger drilling
- Heat pump drilling
- Soil sampling
- Monitor well drilling
- Shot holes
- Test holes
- Water wells
Specifications:
- NW rod box connection 2 or 1 5/8 hex top
- 1 3/8 watercourse
- 1 1/4 NPT inlet
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Parts List for Model 250-IL |
Item |
Quantity |
Description |
1 |
1 |
Spindle |
2 |
1 |
Swivel housing |
3 |
2 |
Snap ring |
4 |
1 |
Flow tube |
5 |
2 |
Seal backup ring |
6 |
1 |
Packing backup ring |
7 |
2 |
Bearing |
8 |
6 |
Packing ring |
Weight 40 lbs. |
Model 300 Inline Swivel with Side Inlet

2" NPT
1 1/2 water, air, and mud
Drilling
High Pressure Chevron Packing |
The 300 inline swivel is a simplified design that has eliminated shaft run out, extending the packing life and making repacking easier, with the advantages of less downtime and at a lower cost.
Designed for:
- Auger drilling
- Heat pump drilling
- Soil sampling
- Monitor well drilling
- Shot holes
- Test holes
- Water wells
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Parts List for 300-IL |
Item |
Quantity |
Description |
1 |
1 |
Spindle |
2 |
6 |
Capscrew |
3 |
1 |
Retainer cap |
4 |
2 |
Bearing |
5 |
1 |
Grease seal |
6 |
1 |
Bearing spacer |
7 |
1 |
Bearing retainer |
8 |
1 |
Backup ring |
9 |
2 |
Grease fitting |
10 |
2 |
Grease ring |
11 |
10 |
Packing ring |
12 |
1 |
Flow tube retainer |
13 |
1 |
Flow tube |
14 |
1 |
Lower alignment ring |
15 |
1 |
Swivel housing |
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Double
Bearing
Type
2 3/8 AFI IF Box |
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2 3/4 Wedgelock x
any Tool Joint
Connection |
Mark IV-SI Side Inlet
This is a medium-size side Inlet Swivel where it is not necessary to have very large swivels with small threads.
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up to 2 3/8 IF conn. |
Upper connections are limited in sizes no larger than 2 3/8 API IF. Any smaller thread or hex can be furnished. |
Parts List for Mark IV-SI Side Inlet |
Item |
Quantity |
Description |
1 |
1 |
Spindle |
2 |
5 |
Capscrew |
3 |
1 |
End cap |
4 |
2 |
SKG bearing |
5 |
1 |
National oil seal |
6 |
1 |
Spacer ring |
7 |
1 |
Bearing retainer |
8 |
1 |
Backup ring |
9 |
2 |
Grease fitting |
10 |
2 |
Grease ring |
11 |
10 |
Packing set |
12 |
1 |
Retainer bolt |
13 |
1 |
Flow tube |
14 |
1 |
Packing adapter |
15 |
1 |
Swivel housing |
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Double
Bearing
Type |

Mark IV-SI Side Inlet |
2 3/8 API IF
or to order
2 NPT
or
1 1/2 NPT
2 3/8 API IF
or to order |
Mark V Side Inlet Swivel
Simplified design, one-piece outer housing to eliminate misalignment, extending the packing and stem life.
Descriptive Design:
The Mark V-SI Swivels were designed for applications on top head drive rigs to mount below the hydraulic assembly, preventing fluid contamination of the hydraulic fluid caused by leakage in conventional units. All components used in the manufacture of the Mark V-SI Side Inlet Swivel are of high-grade alloy steel with inductioned, hardened wear areas to extend the life of the expensive stem.

3 1/2 IF PIN Standard
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The main feature is a rigid mounting of the bearings, mounted in a one-piece housing, eliminating run out, thus extending the packing and stem life. The strength of the unit is based upon the size of the tool joint used on the stem, as it is a one-piece design and of high-strength alloy steel.
Specifications:
- Shoulder to shoulder length: 21 inches
- Standard top connection: 3 1/2 API Reg
- Standard lower connection: 3 1/2 API IF
- Standard inlet connection: 2" NPT
- Optional inlet connection: 3" NPT
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Parts List for Model MK-V Side Inlet |
Item |
Quantity |
Description |
1 |
1 |
Spindle |
2 |
6 |
Retainer bolt |
3 |
1 |
End cap |
4 |
2 |
Bearing |
5 |
1 |
Grease seal |
6 |
1 |
Bearing spacer |
7 |
1 |
Bearing retainer |
8 |
1 |
Backup ring |
9 |
3 |
Grease fitting |
10 |
2 |
Grease ring |
11 |
12 |
Packing ring |
12 |
1 |
Flow tube retainer |
13 |
1 |
Flow tube |
14 |
1 |
Packing adapter |
15 |
1 |
Swivel housing |
MK-V for Horizontal Operation
Double Bearing for Horizontal Operation
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This unit is equipped with a lower bearing that allows the driller to drill horizontally without wearing out the bottom packing.
Simplified design--one-piece outer housing to eliminate misalignment, extending the packing and stem life.
Descriptive Design:
The Mark V Side Inlet Swivels were designed for mounting below the top head drive to prevent fluid contamination in the gear boxes.
All components used in the manufacture of the Mark V-SI Side Inlet Swivel are of high-grade alloy steel with inductioned, hardened wear areas to extend the life of the expensive stem. The main feature is a rigid mounting of the bearings, mounted in a one-piece housing, eliminating run out, thus extending the packing and stem life. The strength of the unit is based upon the size of the tool joint used on the stem as it is a one-piece design and of high-strength alloy steel. This unit is equipped with a lower bearing that allows the driller to drill horizontally.
3" or 4" NPT Side Inlet
Specifications:
- Shoulder to shoulder: 21 1/2 inches
- Standard upper connection: 3 1/2 API Reg
- Standard lower connection: 3 1/2 API IF
- Standard inlet connections: 3" NPT
- Optional inlet connections: 2" or 2 1/2" NPT
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MK-VI SI Swivel
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Parts List for Model MK-VI Swivel |
Item |
Quantity |
Description |
1 |
1 |
Spindle |
2 |
1 |
Bearing housing |
3 |
1 |
Flow tube |
4 |
3 |
Bearing |
5 |
2 |
Packing backup ring |
6 |
2 |
Grease ring |
7 |
12 |
Packing ring |
8 |
1 |
Bearing retainer |
9 |
4 |
Grease fitting |
10 |
2 |
Grease seal |
11 |
16 |
Capscrew |
12 |
16 |
Lockwasher 1/2" |
13 |
1 |
End cap |
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Model MK21 Swivel - Designed for the TH-60 and TH-55 Rigs
Hose
Connection
2 1/2 or 3

3 1/2 API IF |
Special packing for high speeds and/or high pressures available upon request.
Constructed of alloy steel for maximum strength and durability.
Designed for easy field repair.
Timken bearings for maximum life.
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Parts List for Model MK21 |
Item |
Quantity |
Description |
1 |
1 |
Packing adapter |
2 |
1 |
Upper grease seal |
3 |
1 |
Spindle |
4 |
1 |
Grease ring |
5 |
1 |
Lower grease seal |
6 |
1 |
Timken bearing |
7 |
1 |
Bearing housing |
8 |
20 |
Capscrew |
9 |
1 |
Trunion ring |
10 |
1 |
Packoff box |
11 |
4 |
Packing ring |
12 |
1 |
Washpipe |
13 |
1 |
Bearing retainer |
14 |
1 |
O-ring seal |
15 |
1 |
O-ring seal |
16 |
1 |
Female packing adapter |
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Based on 100% Load Rating
for 3000 hours L10 at 100 RPM |
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Weight and Dimensional Data |
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Length
(in.) |
Weight
(lbs.) |
Diameter
Watercourse
(in.)
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23,000 |
23,000 |
3000 |
137,000 |
16.25 |
165 |
2 1/2 |
3 1/2 API IF |
Economy Swivels
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M-30 - The Economy Swivel
Simplified design to reduce cost and have an improved design side inlet swivel.
Short and lightweight in design, the housing is 5 1/2 inches long and the assembly weighs only 7 3/4 lbs. with CA21 tool joints connection.
Chevron-type packing
Standard watercourse: 1 3/16"
Standard working pressure: 750 psi
Weight: 7 3/4 lbs. |
M-40 - The Economy Swivel
Designed for:
- Auger drilling
- Heat pump drilling
- Soil sampling
- Monitor well drilling
- Shot holes
- Test holes
- Water wells
Weight: 12 1/2 lbs. |
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M-50 Swivel with Ratchet Breakout
- Can be furnished without Ratchet Breakout
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