Ring Spacer

4006387-57
(NSN) National Stock Number
5365-00-377-0944
Federal Supply Classification
5365 Bushings, Rings, Shims and Spacers
Item Name Code
24307
Schedule B Code
7326908695
Summary

0.250 inches minimum and 0.255 inches maximum inside diameter, 0.315 inches minimum and 0.320 inches maximum outside diameter, 0.024 inches minimum and 0.026 inches maximum overall thickness, 28.0 rockwell c minimum hardness rating, 32.0 microinches left side surface finish, 32.0 microinches right side surface finish

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

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

INC FIIG Concept Condition
24307 A07000 - 1
Specifications
Inside Diameter
0.250 inches minimum and 0.255 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.
Outside Diameter
0.315 inches minimum and 0.320 inches maximum
Details The length of a straight line which passes through the center of an item,and terminates at the outside circumference.
Overall Thickness
0.024 inches minimum and 0.026 inches maximum
Details An overall measurement of the smallest dimension of an item,in distinction from length or width.
Hardness Rating
28.0 rockwell c minimum
Details A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
Surface Finish
32.0 microinches left side
Details Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
Surface Finish
32.0 microinches right side
Details Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
Surface Finish
63.0 microinches bore
Details Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
Surface Finish
63.0 microinches largest outside diameter
Details Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
Special Features
hardness rating applicable to ams 5643 material only
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 comp 630 or steel comp 1137
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
ams 5643 assn std 1st material response or astm a109,t1,finish 2 assn std 2nd material response
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Surface Treatment
passivate or oxide
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 1st treatment response or mil-c-13924,class 1 mil spec 2nd 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.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N 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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FAQs
Frequently asked questions for NSN 5365-00-377-0944
What is the NIIN of the NSN 5365-00-377-0944?
The National Item Identification Number (NIIN) of the NSN 5365-00-377-0944 is 00-377-0944
When the NSN 5365-00-377-0944 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Sat, Mar 16, 1974
Does the NSN 5365-00-377-0944 contain any precious metals?
Does not contain precious metal
Does the NSN 5365-00-377-0944 contain any hazardous material?
No data in HMIRS

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