Shouldered Washer

28S4

28S4
(NSN) National Stock Number
5310-00-685-7277
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
15934
Schedule B Code
7318220000
Summary

0.129 inches nominal hole diameter, 0.244 inches nominal shoulder diameter, 0.531 inches nominal outside diameter, 0.031 inches nominal shoulder height, 0.010 inches nominal material thickness, steel corrosion resisting overall material

DAC HCC DMIL RNCC
X - - 5
RNVC SADC MSDS RNAAC
2 - - XX
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
0.129 inches nominal
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Shoulder Diameter
0.244 inches nominal
Details The length of a straight line which passes through the center of a shoulder,and terminates at the circumference.
Outside Diameter
0.531 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
0.031 inches nominal
Details None.
Material Thickness
0.010 inches nominal
Details A measurement of the smallest dimension of the material,in distinction from length or width.
Material
steel corrosion resisting overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
passivate 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.
Style Designator
shouldered
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
M28S4-1 71286 5 - 3 2 - KZ
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 U
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
HOWMET GLOBAL FASTENING SYSTEMS INC DIV CAMLOC PRODUCTS
CAGE: 71286
TORRANCE , CA , 90505-5103
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-00-685-7277
What is the NIIN of the NSN 5310-00-685-7277?
The National Item Identification Number (NIIN) of the NSN 5310-00-685-7277 is 00-685-7277
When the NSN 5310-00-685-7277 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5310-00-685-7277 contain any precious metals?
Type/content is unknown
Does the NSN 5310-00-685-7277 contain any hazardous material?
No data in HMIRS

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