Howmet Fastening Systems
Howmet Fastening Systems
Phone: Sales +1 800 992 4444
Technical Support +1 310 784 6409
Email: HFSTechSupport@howmet.com
Website: www.hfs.howmet.com
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THREAD: AS8879
MATERIAL:
Nut and cradle - INCO 718 per AMS 5662 or AMS 5663.
Roll Pin - 300 series corrosion resistant steel.
FINISH:
Roll Pin - Passivate per AMS2700.
  • F53942-(*)

    • Nut - Cadmium plated per AMS-QQ-P-416, Type II, Class 2 and Kaylube molybdenum disulfide dry lubricant coated per AS5272, Type I.
    Cradle - Cadmium plated per AMS-QQ-P-416, Type II, Class 2.
  • F53942-(*)X

    • Nut and cradle - Cadmium plated per AMS-QQ-P-416, Type II, Class 2.
  • F53942-(*)DL

    • Nut and cradle - Kaylube molybdenum disulfide dry lubricant per AS5272, Type I.
  • F53942-(*)AK

    • Nut - Kaylube molybdenum disulfide dry lubricant per AS5272, Type I.
    Cradle - Aluminium coat per NAS 4006.
  • F53942-(*)A

    • Nut and cradle - Aluminium coat per NAS 4006.
  • F53942-(*)S

    • Nut - Silver plate per AMS 241.
    Cradle - Passivate per AMS2700.
PERFORMANCE: NASM25027, as applicable per NAS 577.
FLOATIBILITY: .028 min. on "X" axis. Vertical --- .016 max.
INSPECTION: 100% fluorescent inspection per ASTM-E1417. No identification required.
F53942 - Barrel Nut, Floating, Self-Locking, 180 KSI
Unit of Measure
Items F53942 - Barrel Nut, Floating, Self-Locking, 180 KSI
F53942-4
F53942 - Barrel Nut, Floating, Self-Locking, 180 KSI 		F53942 - Barrel Nut, Floating, Self-Locking, 180 KSI
F53942-5
F53942 - Barrel Nut, Floating, Self-Locking, 180 KSI 		F53942 - Barrel Nut, Floating, Self-Locking, 180 KSI
F53942-6
F53942 - Barrel Nut, Floating, Self-Locking, 180 KSI 		F53942 - Barrel Nut, Floating, Self-Locking, 180 KSI
F53942-7
F53942 - Barrel Nut, Floating, Self-Locking, 180 KSI 		F53942 - Barrel Nut, Floating, Self-Locking, 180 KSI
F53942-8
F53942 - Barrel Nut, Floating, Self-Locking, 180 KSI
A N/A 0.635-0.615 N/A 0.698-0.678 N/A 0.760-0.740 N/A 0.885-0.865 N/A 1.010-0.990
B - MAX N/A 0.406 N/A 0.468 N/A 0.531 N/A 0.625 N/A 0.703
C N/A 0.130-0.120 N/A 0.130-0.120 N/A 0.161-0.151 N/A 0.193-0.183 N/A 0.224-0.214
D N/A 0.291-0.281 N/A 0.354-0.344 N/A 0.416-0.406 N/A 0.479-0.469 N/A 0.541-0.531
R N/A 0.2640-0.2625 N/A 0.2950-0.2935 N/A 0.3420-0.3405 N/A 0.3390-0.3875 N/A 0.4360-0.4345
S N/A 0.320-0.310 N/A 0.360-0.350 N/A 0.420-0.410 N/A 0.470-0.460 N/A 0.540-0.530
W - MIN N/A 0.518 N/A 0.580 N/A 0.674 N/A 0.768 N/A 0.862
Install Hole Dia. - REF N/A 0.535-0.531 N/A 0.599-0.594 N/A 0.693-0.688 N/A 0.788-0.781 N/A 0.882-0.875
Axial Tensile Strength (LBS. MIN) N/A 7200 N/A 11400 N/A 17000 N/A 23000 N/A 30700
Max. Weight (LBS/100) N/A 1.50 N/A 2.00 N/A 3.00 N/A 5.10 N/A 8.20
Nut Finish N/A Cadmium Plate per AMS-QQ-P-416, Type II, Class 2 and Kaylube Molybdenum Disulfide Dry Film Lubricant Coat per AS5272, Type I
Cradle Finish N/A Cadmium Plate per AMS-QQ-P-416, Type II, Class 2
Thread N/A 0.2500-28 UNJF-3B N/A 0.3125-24 UNJF-3B N/A 0.3750-24 UNJF-3B N/A 0.4375-20 UNJF-3B N/A 0.5000-20 UNJF-3B