- Thread Class
- 3B
- Thread Direction
- Right-hand
- Locking Feature
- Prevailing torque all metal design
- Lubrication
- Dry film lubricant
- Nut Style
- Floating self-locking barrel
- Nut Diameter
- 0.775 inches minimum and 0.778 inches maximum
- Nut Length
- 0.865 inches minimum and 0.875 inches maximum
- Barrel Height
- 0.460 inches minimum and 0.470 inches maximum
- Nut Height
- 0.625 inches maximum
- End Item Identification
- C-5B aircraft
- Thread Series
- UNJF
- Thread Quantity per Inch
- 20
- Nominal Thread Size
- 0.437 inches
- Material
- Steel comp 8740 overall or steel comp 4340 overall
- Material Document and Classification
- MIL-S-6049 mil spec 1ST material response overall or ams 6322 assn std 1ST material response overall or MIL-S-8844, class 1 mil spec 2ND material response overall
- Surface Treatment
- Cadmium overall and chromate overall
- Surface Treatment Document and Classification
- QQ-P-416, ty 2, cl 2 fed spec single treatment response overall
- Specification/Standard Data
- 80205-NAS577 professional/industrial association 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.