Double Hex Nut, 1/4-28 Thread -
| Detail | Characteristic |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| NUT STYLE | DOUBLE HEXAGON |
| OVERALL HEIGHT | 0.290 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6280 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6300 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES | UNJF |
| THREAD QUANTITY PER INCH | 28 |
| WASHER OUTSIDE DIAMETER | 0.444 INCHES MAXIMUM |
| WASHER THICKNESS | 0.040 INCHES MINIMUM |
| WIDTH ACROSS FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM |
Welcome Back
Winback Offer
Inventory |
N/A {0} |
Estimated Ship Date |
N/A {N/A} |
Inventory Note |
N/A Need additional stock? Call (877) 920-1876 or email |
Weight |
N/A 0.006 lb |
NSN |
N/A 5310-00-612-9003 |
NIIN |
N/A 00-612-9003 |
Part # Unpunctuated |
N/A 42FLW428 |
Minimum Order Note |
N/A Minimum order is 5. Must order in increments of 1. |
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. |
