Extended Washer Self-Locking Nut

55789-1032-H19
(NSN) National Stock Number
5310-00-785-2132
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
29730
Schedule B Code
7318160000
Summary

3b thread class, right-hand thread direction, prevailing torque all metal design locking feature, 0.315 inches minimum and 0.325 inches maximum washer outside diameter, 0.154 inches minimum and 0.188 inches maximum overall height, hexagon nut style

DAC HCC DMIL RNCC
4 - - 3
RNVC SADC MSDS RNAAC
2 - - KZ
Identification

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

INC FIIG Concept Condition
29730 A021A0 1 1
Specifications
Thread Class
3b
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Direction
right-hand
Details The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
Locking Feature
prevailing torque all metal design
Details An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.
Washer Outside Diameter
0.315 inches minimum and 0.325 inches maximum
Details None.
Overall Height
0.154 inches minimum and 0.188 inches maximum
Details The distance measured in a straight line from the bottom to the top of an item.
Nut Style
hexagon
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.
Washer Thickness
0.015 inches minimum
Details None.
Width Across Flats
0.243 inches minimum and 0.252 inches maximum
Details The shortest straight line between flats,perpendicular to the height.
Temp Rating
900.0 deg fahrenheit nominal
Details A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.
Thread Series
unf
Details A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
Thread Quantity Per Inch
32
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Nominal Thread Size
0.190 inches
Details A designation that is used for the purpose of general identification of the thread.
Material
iron alloy 660 overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
ams 5732 assn std single material response overall or ams 5737 assn std single material response overall or ams 5525 assn std single material response overall
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Precious Material And Location
external surface silver
Details An indication of the precious material and its location in the item.
Surface Treatment
silver overall
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Surface Treatment Document And Classification
ams 2410 assn std single treatment response overall
Details The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
H43-3 15653 5 - 3 2 - ZZ
R1160P03 99207 5 - 1 2 - KZ
R1160P03B 99207 2 - 3 2 - 9Z
R1160P03C 99207 5 - D 9 - KZ
R1160P03D 99207 2 - D 9 - KZ
LH3858R-02 72962 3 - 5 9 - KZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N S - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
48950 - W -
RVC WCC TCC SHC
- 573 Z 9
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FAQs
Frequently asked questions for NSN 5310-00-785-2132
What is the NIIN of the NSN 5310-00-785-2132?
The National Item Identification Number (NIIN) of the NSN 5310-00-785-2132 is 00-785-2132
When the NSN 5310-00-785-2132 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Fri, Jan 1, 1960
Does the NSN 5310-00-785-2132 contain any precious metals?
Contains silver
Does the NSN 5310-00-785-2132 contain any hazardous material?
No data in HMIRS

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