- Material: HSS
- Pilot Diameter: 1.53in
- Pilot Length: 1.47in
- Port Standard Designation: MS33649/NASA MC 240
- Shank Diameter: 1in
- Spot Face Diameter: 2.28in
- Series: 164
- Type: Straight Shank
- Tube Dash Number: #20
- Thread Size: 1-5/8-12
- Tube Diameter: 1-1/4in
- Item Features
- Standards
- 1.121 in L bore
- 2-1/4 in L head
- 1.549 in Dia small
MIL-S-8879C UNJF Class 3B