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MATERIAL:
  • Sleeve: Cres per AMS 5639 (304) or AMS 5514 (305)
  • Nut: A-286 Cres per AMS 5525, H.T. to 160 Ksi min ultimate tensile strength
  • Bracket: 17-7PH Cres per AMS 5528, H.T. to 180 Ksi min ultimate tensile strength
FINISH:
  • Sleeve & Bracket: Passivate per AMS QQ-P-35
  • Nut: Silver plate per AMS 2411 and AMS QQ-S-365, Type 1, Grade B. Thickness: .0003 min.
Unit of Measure

Nut Type

 N/A Non-Locking

Thread Size

 N/A 0.2500-28 UNJF-3B
Lead1 N/A Single

L

 N/A 0.089 Inch

Ø M Max.

 N/A 0.335 Inch
Ø Q +.004/-.001 - Soft2 N/A 0.339 Inch
Ø Q +.004/-.001 - Hard3 N/A 0.348 Inch

Ø R1 +.020/-.000

 N/A 0.515 Inch

Ø R2 ±.005

 N/A 0.437 Inch

Ø U ±.005

 N/A 0.310 Inch

W

 N/A 0.450 Inch

X

 N/A 0.650 Inch

Y +.025/-.000

 N/A 0.303 Inch

Ø Z

 N/A 0.363 Inch

G1

 N/A 0.282 - 0.312 Inch

G2

 N/A 0.321 - 0.351 Inch

K

 N/A 0.347 Inch
Weight4 N/A 0.682 lb/100

Thread Type

 N/A Unified

Additional Information

 N/A
  • Nut element has .060 total Radial Float for Grip lengths “AA" thru "C" and .046 min. for Grip lengths greater than "C".
  • For nut element replacement P/N see DWG. S-0877.
  • Nut element removal tool available, P/N RB 6527.
  • Complete tool assembly includes Nose Piece, Puller, & Handle. "N" designates counterbore and "S" designates countersink applications.
  • For high volume installation rates, alternate power tooling is available.
    Please contact HFS Installation Systems for more information.
  • For thread sizes 8, 10, 12 threads are cut.
    • 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
    • 4 To obtain additional weights add increments of .010 per letter code for 4, 4F, 6, 6F;