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MATERIAL:
  • Sleeve: Cres per AMS 5639 (304) or AMS 5514 (305).
  • Nut: Cres Per AMS 5525 (A-286) heat treat to 160 Ksi min. Ultimate tensile strength.
  • Bracket: Cres per AMS 5525 (17 7PH) heat treat to 180 Ksi min. Ultimate tensile strength.
FINSIH:
  • All components: passivate per QQ-P-35.
  • Nut: Silver Plate per QQ-P-365. Type 1. Grade B. per AMS 2411 thickness: .0002-.0005.
Unit of Measure

Nut Type

Locking

Thread Size

0.2500-28 UNJF-3B
Lead1 Quad

L

0.089 Inch

Ø M Max.

0.335 Inch
Ø Q +.004/-.001 - Soft2 0.335 Inch
Ø Q +.004/-.001 - Hard3 0.363 Inch

Ø R1 +.020/-.000

0.515 Inch

Ø R2 ±.005

0.437 Inch

Ø U

0.310 Inch

W

0.450 Inch

X

0.650 Inch

Y ±.025

0.300 Inch

Ø Z

0.379 Inch

G1

0.685 - 0.715 Inch

G2

0.724 - 0.754 Inch

K

0.750 Inch

Thread Type

Unified
  • 1 Nut element color code: (PCD 160147)
          None-Locking standard threads
          Green – Non-Locking standard threads
          Yellow - Coarse threads
          Orange - Fast lead threads
  • 2 Soft- dimension for Soft Aluminum Alloys & Plastics
  • 3 Hard - dimension for Hard Aluminum Alloys & Steel