Keyed Lock Ring

829100-00

829100-00
(NSN) National Stock Number
5365-00-031-0387
Federal Supply Classification
5365 Bushings, Rings, Shims and Spacers
Item Name Code
21973
Schedule B Code
-
Summary

0.404 inches minimum and 0.414 inches maximum inside diameter, 0.177 inches minimum and 0.192 inches maximum key length, 0.047 inches minimum and 0.052 inches maximum overall height, 0.086 inches minimum and 0.096 inches maximum key width, 0.495 inches minimum and 0.500 inches maximum overall outside diameter, steel comp 416se or steel comp 410 material

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

A locking device with two keys spaced approximately 180 degrees center to center and protruding from the seating surface of the ring. When installed the keys mate with companion keyways in the external threads of screw thread inserts, locked-in studs, or similar type items, and cut through sufficient threads of the parent material tapped hole to provide a positive lock between the threaded bodies.

INC FIIG Concept Condition
21973 T252-E - 1
Specifications
Inside Diameter
0.404 inches minimum and 0.414 inches maximum
Details The length of a straight line which passes through the center of a circular figure or body,and terminates at the inside circumference.
Key Length
0.177 inches minimum and 0.192 inches maximum
Details A measurement of the longest dimension of a key,in distinction from width.
Overall Height
0.047 inches minimum and 0.052 inches maximum
Details The distance measured in a straight line from the bottom to the top of an item.
Key Width
0.086 inches minimum and 0.096 inches maximum
Details A measurement taken at right angles to the length of a key,in distinction from thickness.
Overall Outside Diameter
0.495 inches minimum and 0.500 inches maximum
Details The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.
Material
steel comp 416se or steel comp 410
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
passivate
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
qq-p-35 fed spec single treatment response
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
7420-8 0BPE9 5 - 3 9 - ZZ
701-8P 01556 5 - 5 9 - KZ
KR8-15P 01556 1 - 5 9 - SE
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
49790 - W -
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
DEFENSE REDUCTION AGENCY
CAGE: 32345
FORT BELVOIR , VA , 22060-6201
UNITED STATES
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FAQs
Frequently asked questions for NSN 5365-00-031-0387
What is the NIIN of the NSN 5365-00-031-0387?
The National Item Identification Number (NIIN) of the NSN 5365-00-031-0387 is 00-031-0387
When the NSN 5365-00-031-0387 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Sat, Oct 28, 1972
Does the NSN 5365-00-031-0387 contain any precious metals?
Type/content is unknown
Does the NSN 5365-00-031-0387 contain any hazardous material?
No data in HMIRS

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