Military Standard - Self-Locking Extended Washer Nut - MS21042L5
Standard Part
Description: Self-Locking Extended Washer Nut
Part Number: MS21042L5
Alternate Part Numbers: 010210-006, 10121717, 2110063, 2628856, 5310PL0141537, 984050, CIPRD-MS21042-L5, FN12M054, H14-5, MS21042-L5, NAS1291-5, NAS679A5, RM52LH3324-054, T6S524, T98S524
Product Overview
A nut having 6 flat sides and an integral washer that extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.
Item Specification
Thread Class | 3B | |
Thread Direction | Right-hand | |
Locking Feature | Prevailing torque all-metal design | |
Washer Outside Diameter | 0.520 inches maximum | |
Lubrication | Dry film lubricant | |
Overall Height | 0.251 inches minimum and 0.266 inches maximum | |
Nut Style | Hexagon | |
Washer Thickness | 0.023 inches minimum | |
Width Across Flats | 0.367 inches minimum and 0.378 inches maximum | |
Temp Rating | 450.0 deg fahrenheit nominal | |
Thread Series | UNJF | |
Thread Quantity per Inch | 24 | |
Hardness Rating | 49.0 rockwell C maximum | |
Nominal Thread Size | 0.312 inches | |
Material | Steel overall | |
Surface Treatment | Cadmium overall and chromate overall | |
Surface Treatment Document and Classification | QQ-P-416, ty 2, cl 3 fed spec single treatment response overall |
Additional info | |
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Colors | Chrome |
Dimensions | |
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Dimensions (W x H x D) | 3.95" x 4.85" x 0.50" inches |
Length | 4.85" inches |
Weight | 0.16 lb |
Specifications | |
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8130-3 Eligible | No |
ATA Chapter | 51 ATA Standard Practices and Structures |
Available Conditions | NE / NS |
Cage Code | 96906 |
Country of origin | United States of America |
ECCN / USML | 9A991.d |
FAA Approval Code | STD |
Grip | 0.312 inches |
Hazmat Code | Not Applicable |
Hazmat(Y/N) | N |
Material | Steel Overall |
NSN | 5310-00-807-1476 |
Schedule B | 7318.16.0000 |
Thread | 3B |
Total Shelf Life (days) | Not Applicable |
Type | Nut |
Units of Measure (UoM) | Each |
Brand | Military Standards |
Color | Chrome |
Condition status | Depreciated |