
Nut - 1/4-28 Thread, Self-Locking Nut, 450°,, Reduced Hexagon, Reduced Height, Cad-Plated Steel, Dry Film Lubricated
| Detail | Characteristic | 
| CRITICALITY CODE JUSTIFICATION | FEAT | 
| HARDNESS RATING | 49.0 ROCKWELL C MAXIMUM | 
| NUT STYLE | HEXAGON | 
| OVERALL HEIGHT | 0.204 INCHES MINIMUM AND 0.219 INCHES MAXIMUM | 
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | 
| LUBRICATION | DRY FILM LUBRICANT | 
| MATERIAL | STEEL OVERALL | 
| NOMINAL THREAD SIZE | 0.250 INCHES | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | 
| SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL | 
| TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL | 
| THREAD CLASS | 3B | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD SERIES | UNJF | 
| THREAD QUANTITY PER INCH | 28 | 
| SPECIAL FEATURES | WEAPONS SYSTEM ESSENTIAL | 
| WASHER OUTSIDE DIAMETER | 0.420 INCHES MAXIMUM | 
| WASHER THICKNESS | 0.019 INCHES MINIMUM | 
| WIDTH ACROSS FLATS | 0.304 INCHES MINIMUM AND 0.316 INCHES MAXIMUM | 
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| 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 0.0033 lb | 
| Alternate Part Number | N/A 130909N32 | 
| NSN | N/A 5310-00-807-1475 | 
| NIIN | N/A 00-807-1475 | 
| Part # Unpunctuated | N/A MS21042L4 | 
| Minimum Order Note | N/A Minimum order is 100. Must order in increments of 100. | 
| Pre-Packaged Bag Quantity | N/A 100 | 
| 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. | 
