Expansion Plug

1H9721

1H9721
(NSN) National Stock Number
5340-00-885-7876
Federal Supply Classification
5340 Commercial Hardware
Item Name Code
03797
Schedule B Code
8402900090
Summary

1.188 inches nominal radius, 0.997 inches minimum and 1.003 inches maximum outside diameter, 0.083 inches nominal material thickness, steel material, concave style designator

DAC HCC DMIL RNCC
1 - - 3
RNVC SADC MSDS RNAAC
2 - - KZ
Identification

A relatively thin metallic item, having a concave or cupped contour, designed to effect its own seal by compression against the circumference of a hole. It is used as a blowout plug in boilers, engines, and the like to relieve the pressure created by the expansion of fluids caused by heat or freezing.

INC FIIG Concept Condition
03797 A538V0 - 1
Specifications
Radius
1.188 inches nominal
Details The distance from the centerline to the axis of the item.
Outside Diameter
0.997 inches minimum and 1.003 inches maximum
Details The length of a straight line which passes through the center of an item,and terminates at the outside circumference.
Material Thickness
0.083 inches nominal
Details A measurement of the smallest dimension of the material,in distinction from length or width.
Material
steel
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
concave
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
P A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
49780 - U -
RVC WCC TCC SHC
- 576 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 5340-00-885-7876
What is the NIIN of the NSN 5340-00-885-7876?
The National Item Identification Number (NIIN) of the NSN 5340-00-885-7876 is 00-885-7876
When the NSN 5340-00-885-7876 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Mon, Jan 1, 1962
Does the NSN 5340-00-885-7876 contain any precious metals?
Does not contain precious metal
Does the NSN 5340-00-885-7876 contain any hazardous material?
No information in HMIRS

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