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  • Nut 12 Point, Self - Aligning Light Weight, 450° F&nbsp:
MATERIAL: Nut and Washer – Corrosion resistant steel, A286 per AMS 5737. Heat treatment 160KSI min.

FINISH :
  • Nut – Silver plate per AMS 2410.
  • Washer – Passivated per AMS 2700.
LUBRICANT: Nut and Washer - Cetyl Alcohol (Code E).

PERFORMANCE : In accordance with Standard NSA 5457, and sheet 3 of DHO 55-xxSE

THREADS: In accordance with AS 8879.

Note: SD part Number:
  • DHO 55-xxSE = Self Aligning Nut Assembly
  • DHO 55 NxxSE = Nut
  • DHO 55 WxxSE = Washer
APPLICATION: The DHO Feature Double Hex Details, High Tensile performance and Self Aligning characteristics. They are particularly designed simplify and provide cost savings in the assembly of components having non parallel surfaces by eliminating requirements for tapered shims or spot facing operations.

Contact Howmet for the diameter/type in manufacturing.
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A ±.005

C - MIN

D ±.005

E ±.005

H ±.005

L ±.005

Thread

Part Family

DHO 55-3SE N/A 0.358 Inch N/A 0.277 Inch N/A 0.216 Inch N/A 0.083 Inch N/A 0.279 Inch N/A 0.380 Inch N/A 0.1900-32 UNJF-3B N/A DHO 55-xxSE
DHO 55-4SE N/A 0.460 Inch N/A 0.347 Inch N/A 0.282 Inch N/A 0.118 Inch N/A 0.335 Inch N/A 0.510 Inch N/A 0.2500-28 UNJF-3B N/A DHO 55-xxSE
DHO 55-5SE N/A 0.592 Inch N/A 0.419 Inch N/A 0.347 Inch N/A 0.155 Inch N/A 0.433 Inch N/A 0.655 Inch N/A 0.3125-24 UNJF-3B N/A DHO 55-xxSE
DHO 55-6SE N/A 0.676 Inch N/A 0.491 Inch N/A 0.412 Inch N/A 0.175 Inch N/A 0.450 Inch N/A 0.785 Inch N/A 0.3750-24 UNJF-3B N/A DHO 55-xxSE
DHO 55-7SE N/A 0.763 Inch N/A 0.566 Inch N/A 0.487 Inch N/A 0.232 Inch N/A 0.499 Inch N/A 0.888 Inch N/A 0.4375-20 UNJF-3B N/A DHO 55-xxSE
DHO 55-8SE N/A 0.830 Inch N/A 0.637 Inch N/A 0.555 Inch N/A 0.260 Inch N/A 0.540 Inch N/A 1.000 Inch N/A 0.5000-20 UNJF-3B N/A DHO 55-xxSE
DHO 55-9SE N/A 0.986 Inch N/A 0.703 Inch N/A 0.639 Inch N/A 0.300 Inch N/A 0.674 Inch N/A 1.162 Inch N/A 0.5625-18 UNJF-3B N/A DHO 55-xxSE
DHO 55-10SE N/A 1.077 Inch N/A 0.846 Inch N/A 0.707 Inch N/A 0.312 Inch N/A 0.722 Inch N/A 1.250 Inch N/A 0.6250-18 UNJF-3B N/A DHO 55-xxSE
DHO 55-12SE N/A 1.200 Inch N/A 0.987 Inch N/A 0.844 Inch N/A 0.325 Inch N/A 0.812 Inch N/A 1.445 Inch N/A 0.7500-16 UNJF-3B N/A DHO 55-xxSE
DHO 55-14SE N/A 1.360 Inch N/A 1.130 Inch N/A 0.986 Inch N/A 0.350 Inch N/A 0.898 Inch N/A 1.611 Inch N/A 0.8750-14 UNJF-3B N/A DHO 55-xxSE
DHO 55-16SE N/A 1.580 Inch N/A 1.270 Inch N/A 1.123 Inch N/A 0.375 Inch N/A 1.060 Inch N/A 1.736 Inch N/A 1.0000-12 UNJF-3B N/A DHO 55-xxSE
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