- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.375-0.438 inches
- Fastener Length
- 0.594-0.656 inches
- Head Style
- Round extended washer
- Head Diameter
- 0.302-0.322 inches
- Head Height
- 0.082-0.092 inches
- Extended Washer Diameter
- 0.365-0.385 inches
- Extended Washer Thickness
- 0.023-0.028 inches
- Internal Drive Style
- SLOT
- Nominal Thread Diameter
- 0.164 inches
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 125000 psi
- Hardness Rating
- 26.0-32.0 Rockwell C
- Screw Material
- Steel comp 4037 or steel comp 8630
- Material Document
- AMS 6300 G40370 or MIL-S-6050 G86300
- Surface Treatment
- Cadmium and chromate or chromate zinc
- Surface Treatment Document
- QQ-P-416 type 2 class 3 or ASTM B633 type 2 Fe/Zn 13
- Thread Series Designator
- UNC
- Specification
- 88044-AN525 government standard
Catalogue data is compiled from public DLA/FLIS sources and is provided for
identification. Availability, condition and certification are confirmed on
quotation. OmniSynk Distribution Services is a stocking distributor.