A-A-51127A
TABLE II. Type II- Multiple knurling tool holder.
|
Tool holder size
|
Thickness of shank; inches
|
Height of shank; inches, min.
|
Length of shank; inches
|
Knurl dimensions |
||
|
Outside diameter inches |
Thickness of knurl; inches |
Hole diameter inches |
||||
|
20 |
3/8 |
7/8 |
2-1/2 |
5/8 |
5/16 |
7/32 |
|
21 |
1/2 |
1-1/8 |
3-1/8 |
3/4 |
3/8 |
1/4 |
|
22 |
5/8 |
1-3/8 |
3-1/8 |
3/4 |
3/8 |
1/4 |
2. APPLICABLE DOCUMENTS.
2.1 Documents. The following documents of the issue in effect on the date of invitation for bids or request for proposals form a part of this description to the extent specified herein.
Federal Specification PPP-P-40- Preservation and Packing of Hand Tools and Tool Accessories for Power Driven, Metal and Woodworking Machinery.
Federal Standard FED-STD-376- Preferred Metric Units for General Use by the Federal Government
American National Standards Institute - ANSI B94.6- Knurling
American Society for Testing and Materials ASTM D 3951- Standard Commercial Packaging
3. SALIENT CHARACTERISTICS
3.1 Design. The holder shall be new and of the manufacturer’s commercial design in effect on the date of the solicitation. The holder shall meet the requirements specified herein and conform to current industrial practice.
3.2 Materials and hardness. The holder shall be of drop-forged steel, heat treated to a Rockwell “C” 40 to 48 hardness or case-hardened steel to a Rockwell “C” 50 to 55 hardness, resistant to wearing action of knurls and have means for the mounting and replacement of the knurls.
3.3 Support pins. The support pins shall be of steel, heat treated and finished to properly support and permit free rotation of knurls or rotating heads.
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business