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, basket and Washer - C1050 carbon steel per AMS 5085 (UNS G10500), heat treated.
FINISH: Nut, Basket and Washer
  • F1967-(*) Cadmium plate per AMS-QQ-P-416, Type II, Class 2, plus molybdenum disulfide dry film lubricant coat per AS5272.
  • F1967X(*) Cadmium plate per AMS-QQ-P-416, Type II.
  • F1967-(*)CW Cadmium plate per AMS-QQ-P-416, Type II, plus carbowax.
PERFORMANCE: NASM25027.
TEMPERATURE: 450°F.
NOTES
  1. FLOATABILITY: .025 minimum radially from centered position.
  2. MISALIGNMENT: 8° in any direction from centered position.
Unit of Measure

Specifications

A - MAX

 N/A 1.292

C ± .005

 N/A 0.500

H - MAX

 N/A 0.469

J ± .002

 N/A 1.000

K +.005 / -.000

 N/A 0.130

M - MIN

 N/A 0.188

P - REF

 N/A 0.375

V ± .005

 N/A 0.032

W - MAX

 N/A 0.735

Approx. Weight (LBS/100)

 N/A 1.700

Finish

 N/A Cadmium Plate per AMS-QQ-P-416, Type II

Thread Type

 N/A Unified

Configuration 1

 N/A Two Lug

Configuration 2

 N/A Floating

Lock

 N/A Crimp Lock

Simplified Material

 N/A Alloy Steel

Strength

 N/A 125KSI - 900Mpa

Temperature

 N/A 450°F - 235°C

Thread

 N/A 0.3125-24 UNJF-3B