Washer, Recessed Countersunk - Nominal Size: 5/16, Countersunk On Both Sides, For Use With Wheel Bolts And Nutsup To And Including 180 Ksi Ftu
| Detail | Characteristic |
| BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL |
| BOTTOM RECESS DIAMETER | 0.399 INCHES MINIMUM AND 0.409 INCHES MAXIMUM |
| HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 0.314 INCHES MINIMUM AND 0.318 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.610 INCHES MINIMUM AND 0.620 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059,TY 302,1/2 HARD MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-18729 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.114 INCHES MINIMUM AND 0.124 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 4130 OVERALL |
| STYLE DESIGNATOR | RECESSED BOTH SIDES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| TOP RECESS ANGLE | 90.0 DEGREES NOMINAL |
| TOP RECESS DIAMETER | 0.399 INCHES MINIMUM AND 0.409 INCHES MAXIMUM |
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Inventory |
N/A {12} |
Estimated Ship Date |
N/A Ships in 1 Business Day |
Inventory Note |
N/A Need additional stock? Call (877) 920-1876 or email |
Head Type |
N/A Recessed Countersunk |
Industry Standards/Certification |
N/A MS14155 |
NSN |
N/A 5310-01-066-9076 |
NIIN |
N/A 01-066-9076 |
Part # Unpunctuated |
N/A MS141555 |
Minimum Order Note |
N/A Minimum order is 10. Must order in increments of 10. |
Note |
N/A Our inventory is extensive. The majority of the items listed in our catalog are stocked and available for immediate shipment. |
California Residents |
N/A Prop 65 Warning: This product may contain chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm. |
