Shouldered Washer

385B027H01

385B027H01
(NSN) National Stock Number
5310-00-406-9323
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
15934
Schedule B Code
7318220000
Summary

1.575 inches minimum and 1.585 inches maximum hole diameter, 2.250 inches nominal shoulder diameter, 3.100 inches nominal outside diameter, 0.062 inches nominal shoulder height, 0.151 inches minimum and 0.161 inches maximum material thickness, 63.0 microinches all surfaces surface finish

DAC HCC DMIL RNCC
5 - - 3
RNVC SADC MSDS RNAAC
2 - - ZZ
Identification

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes:insulator, washer and thrust type washers.

INC FIIG Concept Condition
15934 A022B0 1 1
Specifications
Hole Diameter
1.575 inches minimum and 1.585 inches maximum
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Shoulder Diameter
2.250 inches nominal
Details The length of a straight line which passes through the center of a shoulder,and terminates at the circumference.
Outside Diameter
3.100 inches nominal
Details The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
Shoulder Height
0.062 inches nominal
Details None.
Material Thickness
0.151 inches minimum and 0.161 inches maximum
Details A measurement of the smallest dimension of the material,in distinction from length or width.
Surface Finish
63.0 microinches all surfaces
Details Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
Part Name Assigned By Controlling Agency
navy special project
Details The name assigned to the item by the government agency or commercial organization controlling the design of the item.
Special Features
keyway on the id,0.320 in. w by 0.210 in. lg
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
mil-s-890,cl b-s mil spec 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.
Style Designator
shouldered
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A A -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
55210 - U -
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS
CAGE: 90099
SUNNYVALE , CA , 94086-5100
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-00-406-9323
What is the NIIN of the NSN 5310-00-406-9323?
The National Item Identification Number (NIIN) of the NSN 5310-00-406-9323 is 00-406-9323
When the NSN 5310-00-406-9323 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Mon, Apr 20, 1970
Does the NSN 5310-00-406-9323 contain any precious metals?
Does not contain precious metal
Does the NSN 5310-00-406-9323 contain any hazardous material?
No data in HMIRS
What is the ESD classification of NSN 5310-00-406-9323?
No known electrostatic discharge

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