Part Number A51B20528-11 Octagon Plain Nut
SKU: 5310000033888A51B2052811 Octagon Plain Nut Datasheet
Thread Direction:
Right-hand
Nut Style:
Plain, octagon
Nut Height:
0.312 inches
Nut Height:
0.312 inches
Width Across Flats:
2.375 inches
Thread Series:
Unj
Thready Qty Per Inch (tpi):
12
Hardness Rating:
Between 38.0 rockwell c and 45.0 rockwell c
Thread Size:
1.938 inches
Countersink Angle:
90.0 degrees nut
Bearing Surface Type:
Chamfered
Bearing Surface Finish:
125.0 microinches
Part Name Assigned By Controlling Agency:
Navy special project
Material Specification:
Ams 5643 assn standard single material response
Surface Treatment Specification:
QQ-P-35 federal specification single treatment response
Test Data Document:
81349-MIL-I-6868 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Manufacturer Cage:
61174
Trade Information:
- Schedule B: 7318160000
- SITC: 69421
- End Use: Finished metal shapes
- NAICS: 332722
- USDA: 1
Nuts of iron or steel
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