- Fastener Length
- 0.323 inches maximum
- Head Style
- Flush (flat) countersunk (included angle less than 135 deg)
- Shank Diameter
- 0.124-0.128 inches
- Shank Style
- Self-plugging mechanically locked stem
- Head Major Diameter
- 0.221-0.229 inches
- Expansion Device
- Serrated stem-type W
- Grip Length
- 0.126-0.187 inches
- Shear Strength
- 1020 single psi
- Countersink Angle
- 98.5-101.5 degrees
- Material (Sleeve)
- Nickel alloy 400/R-405
- Material (Locking Ring)
- Iron alloy 660/Nickel alloy 400/R-405
- Material (Stem)
- Iron alloy 660
- Surface Treatment (Sleeve)
- Cadmium+chromate or aluminum alloy per QQ-P-416 ty2 cl3/NAS 4006
- Surface Treatment (Locking Ring)
- Passivate per QQ-P-35
- Surface Treatment (Stem)
- Passivate per QQ-P-35
- Specification
- NAS1921
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.