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  • Nut, Self - Locking, Steel, 180 KSI Ftu, 450°F, Flanged, MS33787 Wrenching Element
  • Dimensional Drawing
MATERIAL: Alloy steel, AMS6304, AMS6485, and AMS 6487. Heat treated 48HRC max.

FINISH :
  • DCE 45379-3 – Cadmium plate – AMQ-QQ-P416 Type II, Class 2, soluble lubricant.
  • DCE 45379-3M – Cadmium plate – AMS-QQ-P416 Type II, Class 2, dry film lubricant.
PERPENDICULARITY: Bearing surface shall be normal with pitch diameter of thread within X when checked in accordance with procurement specification.

PERFORMANCE : NASM 8985.

THREADS: AS8879 before lubrication.

NOTES:
  1. Wrenches available from Snap-on tools corporation.
  2. Spline Dimensions – per MS33787.
  3. Dry Film Lubricant, when specified, is applied over the Cadmium Plate such parts meet salt spray requirements of AMS-QQ-P-416, Type II.
Contact Howmet for the diameter/type in manufacturing.
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Thread

DCE 45379-3 N/A 0.346 Inch N/A 0.306 Inch N/A 0.220 Inch N/A 0.190 Inch N/A 0.190 Inch N/A 0.084 Inch N/A 0.021 Inch N/A 0.1900-32 UNJF-3B
DCE 45379-4 N/A 0.439 Inch N/A 0.399 Inch N/A 0.280 Inch N/A 0.250 Inch N/A 0.250 Inch N/A 0.110 Inch N/A 0.028 Inch N/A 0.2500-28 UNJF-3B
DCE 45379-5 N/A 0.534 Inch N/A 0.494 Inch N/A 0.342 Inch N/A 0.312 Inch N/A 0.312 Inch N/A 0.138 Inch N/A 0.034 Inch N/A 0.3125-24 UNJF-3B
DCE 45379-6 N/A 0.634 Inch N/A 0.594 Inch N/A 0.405 Inch N/A 0.375 Inch N/A 0.375 Inch N/A 0.165 Inch N/A 0.041 Inch N/A 0.3750-24 UNJF-3B
DCE 45379-7 N/A 0.733 Inch N/A 0.693 Inch N/A 0.473 Inch N/A 0.438 Inch N/A 0.438 Inch N/A 0.193 Inch N/A 0.048 Inch N/A 0.4375-20 UNJF-3B
DCE 45379-8 N/A 0.833 Inch N/A 0.793 Inch N/A 0.535 Inch N/A 0.500 Inch N/A 0.500 Inch N/A 0.220 Inch N/A 0.055 Inch N/A 0.5000-20 UNJF-3B
DCE 45379-9 N/A 0.929 Inch N/A 0.889 Inch N/A 0.597 Inch N/A 0.562 Inch N/A 0.562 Inch N/A 0.248 Inch N/A 0.062 Inch N/A 0.5625-18 UNJF-3B
DCE 45379-10 N/A 1.030 Inch N/A 0.990 Inch N/A 0.660 Inch N/A 0.625 Inch N/A 0.625 Inch N/A 0.275 Inch N/A 0.069 Inch N/A 0.6250-18 UNJF-3B
DCE 45379-12 N/A 1.224 Inch N/A 1.184 Inch N/A 0.785 Inch N/A 0.750 Inch N/A 0.750 Inch N/A 0.330 Inch N/A 0.083 Inch N/A 0.7500-16 UNJF-3B
DCE 45379-14 N/A 1.419 Inch N/A 1.379 Inch N/A 0.910 Inch N/A 0.875 Inch N/A 0.875 Inch N/A 0.385 Inch N/A 0.096 Inch N/A 0.8750-14 UNJF-3B
DCE 45379-16 N/A 1.620 Inch N/A 1.570 Inch N/A 1.035 Inch N/A 1.000 Inch N/A 1.000 Inch N/A 0.440 Inch N/A 0.110 Inch N/A 1.0000-12 UNJF-3B
DCE 45379-18 N/A 1.822 Inch N/A 1.772 Inch N/A 1.160 Inch N/A 1.125 Inch N/A 1.125 Inch N/A 0.495 Inch N/A 0.124 Inch N/A 1.1250-12 UNJF-3B
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