N/A
- <2> Finish:
- 2.1 Optional Finish: Solid Film lubricant per AS5272, Type 1, Class optional
- 2.2 Plating or Dry Film lubricant is recommended on Self-Locking CRES Inserts.
- <3> Threads:
- 3.1 Shall be in accordance with AS8879
- 3.2 Minimum Thread when Length Permits shall be 2x Diameter of Thread.
- 3.3 Minimum "Go" Thread gage penetration shall be one half revolution before lubrication. Minimum bolt thread penetration shall be three quarter revolution after lubrication.
- <4> Length Requirements:
- 4.1 Length of Inserts shall by defined by a Dash Number in 0.125 inch Increments.
- 4.2 Select a Length which will allow a minimum 0.040 Clearance between bottom of Insert and inside surface of bottom skin.
- <5> Locking Torque:
- 5.1 Shall be in accordance with NASM25027, except self-locking corrosion resistant steel insert without plating or lubrication will be tested using a silver plated bolt or screw.
- 5.2 Locate locking pallet no closer than 10º from edge of either potting hole.
- Burrs caused by machining potting holes or slots permissable under flange.
- An adhesive backed installation tab (plastic or aluminum) shall be furnished with each insert. When tab material preference is desired procuring activity shall specify.
- <8> Centerline of thread lock when applicable.
- <9> Potting and vent holes or slots (manufacturer's option).
- All Diameters shall be within 0.010 circular runout to datum A.
- Dimensional limits apply after plating and prior to solid film lube.
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