Shouldered and Recessed Washer

WA-121

WA-121
(NSN) National Stock Number
5310-00-660-2653
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
15935
Schedule B Code
7616108000
Summary

0.875 inches nominal hole diameter, 1.115 inches nominal shoulder diameter, 1.500 inches nominal outside diameter, 0.995 inches nominal recess diameter, 0.020 inches nominal shoulder height, 0.020 inches nominal recess depth

DAC HCC DMIL RNCC
5 - - 5
RNVC SADC MSDS RNAAC
2 - - 9Z
Identification

A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. 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
15935 A022B0 1 1
Specifications
Hole Diameter
0.875 inches nominal
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Shoulder Diameter
1.115 inches nominal
Details The length of a straight line which passes through the center of a shoulder,and terminates at the circumference.
Outside Diameter
1.500 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.
Recess Diameter
0.995 inches nominal
Details The length of a straight line which passes through the center of the recess,and terminates at the circumference.
Shoulder Height
0.020 inches nominal
Details None.
Recess Depth
0.020 inches nominal
Details A measurement between specified points on the recess,in distinction from height.
Material Thickness
0.020 inches nominal
Details A measurement of the smallest dimension of the material,in distinction from length or width.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
shouldered and recessed
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
8491702 18876 X - 3 2 - XX
15021 56501 X - 5 9 - 9Z
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
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
ABB INSTALLATION PRODUCTS INC
CAGE: 56501
MEMPHIS , TN , 38120-9408
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-00-660-2653
What is the NIIN of the NSN 5310-00-660-2653?
The National Item Identification Number (NIIN) of the NSN 5310-00-660-2653 is 00-660-2653
When the NSN 5310-00-660-2653 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5310-00-660-2653 contain any precious metals?
Type/content is unknown
Does the NSN 5310-00-660-2653 contain any hazardous material?
No data in HMIRS

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