6640-00-845-8428

Laboratory Watch Glass email this page

Model or part number: DD-W-131

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pdf NSN 6640-00-845-8428 Datasheet

MRC:
A measurement of the longest straight line across a circular cross-sectional plane.ADAV
Overall Diameter:
90.0 millimeters
MRC:
The constant that represents the change in linear expansion caused by a change in temperature,per degrees celsius.ATYR
Linear Expansion Coefficient Per Deg Celsius:
0.0000033
MRC:
The minimum and maximum temperatures to which the linear expansion coefficient applies,expressed in degrees celsius.ATYS
Linear Expansion Coefficient Tempurature Range In Deg Celsius:
+0.0/+300.0
MRC:
An indication of whether or not a ribbed feature is provided on the convex side.BMBQ
Convex Side Ribbed Feature:
Not provided
MRC:
The physical configuration of the item.SHPE
Shape:
Circular
MRC:
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.ZZZT
Specification Or Standard:
A class and 90 size
MRC:
--
NIIN:
008458428
MRC:
--
NATO Stock Number:
6640-00-845-8428
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
T269-A
MRC:
--
INC:
16964
MRC:
--
IMM:
KX
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All Products Certified

Factory New, New Material, New Surplus, Overhauled, Serviceable, Repairable, and AS Removed / Used material will be accompanied by a Certificate of Conformance, and any other documents/trace when applicable. We have a 7 year record retention.

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Quality | ISO 9001:2015 + AS9120B

We are committed to quality and follow an AS9120 quality management system. AeroBase Group is HAZMAT certified and registered with DDTC, ITAR, and Aviation Suppliers Association (ASA). All products are 100% inspected.

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Shipping

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

Import / Export

Schedule B Classification
Schedule B Number
NAIC National Association of Insurance Commissioners
End Use A classification system for U.S. exported and imported merchandise based on principal use rather than the physical characteristics of the merchandise. End-Use codes are assigned by the Bureau of Economic Analysis under the U.S. Department of Commerce.
SITC Commodity classification system defined by the United Nations.
USDA
HITECH
Schedule B:
7015900000
NAICS:
327215
End Use Class:
41310
SITC:
66494
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 7015900000

Clock Or Watch Glass; Glasses For Noncorrective Spectagles Not Optically Worked; Hollow Glass Spheres and Their Segments For The Mnfctr Ofsuch Glasses

End Use Code 41310

Jewelry, Etc.

Standard Intl. Trade Class (SITC) 66494

Clock and Watch Glasses and Similar Glasses; Glass For Spectacles Not Optically Worked; Hollow Glass Spheres and Segments For Sphere Manufacture

Manufacturers

This NSN is registered to the following cage codes.
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