- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.283-0.375 inches
- Fastener Length
- 0.345-0.375 inches
- Head Style
- Flat chamfer
- Head Diameter
- 0.218-0.226 inches
- Head Height
- 0.134-0.138 inches
- Locking Feature
- Patch/pellet/strip threads
- Internal Drive Style
- Hexagon
- Nominal Thread Diameter
- 0.138 inches
- Width Across Flats
- 0.109-0.111 inches
- Thread Quantity per Inch
- 32
- Min Tensile Strength
- 180000 psi
- Hardness
- 38.0-45.0 Rockwell C
- Min Yield Strength
- 155000 psi
- Material
- Plastic polyamide locking; Steel fastener
- Surface Treatment
- Cadmium + chromate per QQ-P-416 Type 2 Class 2
- Thread Series
- UNRC
- Specification
- NAS1352
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.