Shouldered and Recessed Washer

4M6880

4M6880
(NSN) National Stock Number
5310-00-921-7274
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
15935
Schedule B Code
7616108000
Summary

0.290 inches nominal hole diameter, 0.562 inches nominal shoulder diameter, 1.562 inches nominal outside diameter, 0.3075 inches minimum and 0.3091 inches maximum recess diameter, 0.063 inches nominal shoulder height, 0.156 inches nominal material thickness

DAC HCC DMIL RNCC
1 - - 3
RNVC SADC MSDS RNAAC
2 - - KZ
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
0.290 inches nominal
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Shoulder Diameter
0.562 inches nominal
Details The length of a straight line which passes through the center of a shoulder,and terminates at the circumference.
Outside Diameter
1.562 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
0.3075 inches minimum and 0.3091 inches maximum
Details The length of a straight line which passes through the center of the recess,and terminates at the circumference.
Shoulder Height
0.063 inches nominal
Details None.
Material Thickness
0.156 inches nominal
Details A measurement of the smallest dimension of the material,in distinction from length or width.
Recess Angle
90.0 degrees nominal
Details None.
Material
steel comp 303 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.
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
65750 - M M
RVC WCC TCC SHC
- 573 Z 9

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Manufacturer
CATERPILLAR INC DIV CATERPILLAR DEFENSE
CAGE: 11083
IRVING , TX , 75039-3712
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-00-921-7274
What is the NIIN of the NSN 5310-00-921-7274?
The National Item Identification Number (NIIN) of the NSN 5310-00-921-7274 is 00-921-7274
When the NSN 5310-00-921-7274 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Sun, Oct 31, 1965
Does the NSN 5310-00-921-7274 contain any precious metals?
Type/content is unknown
Does the NSN 5310-00-921-7274 contain any hazardous material?
No data in HMIRS

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