Howmet
Head Style |
N/A 100° Flush Tension |
Type |
N/A Tension |
Material |
N/A 6AI-4V Titanium alloy per AMS 4928 or AMS 4967 |
Finish and Lubricant |
N/A Dry film lube per AS5272, Type 1 (Head & Shank only, overspray permitted) & cetyl alcohol lube per AS87132. |
Nominal Diameter |
N/A 5/16 in |
Thread Size |
N/A 0.3125-24 UNJF-3A |
External Thread - Major Diameter |
N/A 0.3020-0.3060 in |
External Thread - Pitch Diameter |
N/A 0.281 in |
A |
N/A 0.634 in |
A1 |
N/A 0.602 in |
D - Before Finish - Aluminum Coat MIN |
N/A 0.326 in |
D - After Finish - All MAY |
N/A 0.328 in |
D - After Finish - Aluminum Coat MIN |
N/A 0.327 in |
D - After Finish - None MIN |
N/A 0.327 in |
F |
N/A 0.007 in |
G |
N/A 0.005 in |
H |
N/A 0.129 in |
M |
N/A 0.0381-0.0402 in |
R |
N/A 0.030-0.040 in |
Chamfer |
N/A 3/64" x 45° |
V |
N/A 0.5385-0.5387 in |
Y |
N/A 0.189 in |
J - MAX |
N/A 0.210 in |
T |
N/A 0.125 in |
Z |
N/A 0.015 in |
Minimum Double Shear, pounds |
N/A 16000.000 lb |
Tension Pounds Minimum |
N/A 9200.000 lb |
Notes |
N/A
1. Dimensions in inches & to be met after finish. 2. Surface texture per ASME B46.1. 3. Conical surface of head runout to "D" within 0.004 FIM. 4. "A1" to "D" within "F" FIM. Runout of "D" to "Pitch" within "G" FIM when held on the "Pitch" of the complete threads nearest the shank and checked on the shank within one diameter of the thread runout. 5. Blended radius trensition permits use in interference fit application. 6. Curved or flat edge manufacturer´s option. 7. Flute location ("K" Dimension) and geometry are inspected per HFS specification E106. 8. Threads must accept an AS8879 "GO" ring gage to assure free running nut capability. AS8879 limits do not apply to threads in the fluted portion of the thread, The Minor & Pitch Diameters may be up to 0.004 below AS8879 minimum values and major diameter may be up to 0.002 below sheet 1 values for a distance equal to the flute length plus 1.5P max. 9. See Table III. 10. Pins shall be packaged on repackaged in clear sealed bags. Each bag shall be marked with purchaser´s and manufacturer´s complete part number, manufacturer´s lot number, manufacturer´s or distributor´s name and the pack date. 11. Various nut materials & configurations available upon request. 12. Parts with a manufacture date on or after April 7. 2011 shall have The SPLINE-LOK™ recess petals removed in accordance with E121. The requirements of E121 are not applicable to parts with a manufacture date prior to April 7. 2011; These parts are acceptable for use until inventories are depleted. 13. For dimensions not shown, see Sheets 1 and 2. 14. For Material, Finish and Lube information, see Sheets 1 and 2. |
