Expansion Plug

X981

X981
(NSN) National Stock Number
5340-00-197-0385
Federal Supply Classification
5340 Commercial Hardware
Item Name Code
03797
Schedule B Code
8402900090
Summary

0.406 inches nominal radius, 0.372 inches minimum and 0.377 inches maximum outside diameter, 0.065 inches nominal material thickness, steel material, concave style designator

DAC HCC DMIL RNCC
X - - 5
RNVC SADC MSDS RNAAC
1 - - XX
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
0.406 inches nominal
Details The distance from the centerline to the axis of the item.
Outside Diameter
0.372 inches minimum and 0.377 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
0.065 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.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
02531 96152 X - 5 9 - XX
50104 34623 X - 5 1 - XX
X981 77260 X - 5 9 - XX
103889 12204 X - 5 1 - XX
103889 24617 X - 5 1 - XX
172525 24617 X - 5 1 - XX
103889 72582 X - 5 1 - XX
02531 15586 X - 5 9 - XX
303SZ21 65282 X - 5 9 - XX
303SZ21 76040 X - 5 1 - XX
MIL-P-20691 81349 E - 4 1 - ZZ
MS35648-2 96906 E - 2 2 - XX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
P U - -
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
MACK TRUCKS INC PARTS OPN
CAGE: 76040
ALLENTOWN , PA , 18105-5000
UNITED STATES
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FAQs
Frequently asked questions for NSN 5340-00-197-0385
What is the NIIN of the NSN 5340-00-197-0385?
The National Item Identification Number (NIIN) of the NSN 5340-00-197-0385 is 00-197-0385
When the NSN 5340-00-197-0385 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5340-00-197-0385 contain any precious metals?
Type/content is unknown
Does the NSN 5340-00-197-0385 contain any hazardous material?
No information in HMIRS

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