Electrical Contact

198521A

198521A
(NSN) National Stock Number
5999-00-004-7760
Federal Supply Classification
5999 Miscellaneous Electrical and Electronic Components
Item Name Code
00443
Schedule B Code
8538907040
Summary

0.655 inches nominal overall diameter, 0.190 inches nominal unthreaded mounting hole diameter, 1 mounting facility quantity, 0.484 inches nominal pin accommodation length, 0.087 inches minimum and 0.090 inches maximum mating contact width, unthreaded hole mounting method

DAC HCC DMIL RNCC
5 - - 3
RNVC SADC MSDS RNAAC
2 - - HD
Identification

An item consisting of an electrically conductive material designed to furnish a surface which will physically and electrically meet another conducting surface for the purpose of transferring electrical energy and/or opening and closing circuits. Includes moving contacts which make and/or slide over stationary contacts or other stationary conductive material to a resulting fixed position. Excludes:items which are used in conjunction with continually moving surfaces or which make contact by gripping action of the contact surfaces. See also clip, electrical; clamp, electrical; brush, electrical contact; plug, tip; and jack, tip.

INC FIIG Concept Condition
00443 A222A0 - 1
Specifications
Overall Diameter
0.655 inches nominal
Details A measurement of the longest straight line across a circular cross-sectional plane.
Unthreaded Mounting Hole Diameter
0.190 inches nominal
Details The length of a straight line which passes through the center of an unthreaded mounting hole,and terminates at the circumference.
Mounting Facility Quantity
1
Details The number of mounting facilities provided.
Pin Accommodation Length
0.484 inches nominal
Details A measurement of the longest dimension of the pin accommodation,in distinction from width.
Mating Contact Width
0.087 inches minimum and 0.090 inches maximum
Details A measurement taken at right angles to the length of the mating contact,in distinction from thickness.
Mounting Method
unthreaded hole
Details The means of attaching the item.
Material
copper alloy body
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
copper alloy contact
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
socket crimp contact
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Terminal Type And Quantity
1 crimp axially at one end
Details Indicates the type and number of terminals for providing electrical connection.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
198521-A00 30086 5 - 3 2 - ZZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
P U A -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
34430 - M -
RVC WCC TCC SHC
- 72D Z 9

What's Included?

  • Certificate of Conformity
  • QC Inspection prior to shipping
  • On time delivery
  • Friendly service to back every order
Manufacturer
L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC. DBA SPD ELECTRICAL SYSTEMS, INC.
CAGE: 30086
PHILADELPHIA , PA , 19116-4201
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 5999-00-004-7760
What is the NIIN of the NSN 5999-00-004-7760?
The National Item Identification Number (NIIN) of the NSN 5999-00-004-7760 is 00-004-7760
When the NSN 5999-00-004-7760 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Thu, Jun 1, 1972
Does the NSN 5999-00-004-7760 contain any precious metals?
Type/content is unknown
Does the NSN 5999-00-004-7760 contain any hazardous material?
No information in HMIRS
What is the ESD classification of NSN 5999-00-004-7760?
No known electrostatic discharge

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Similar Products
Who we are?

At Aerospace Shop, we are dedicated to providing high-quality aerospace components, shop supplies, replacement parts, and tools.

With a commitment to excellence and customer satisfaction, we aim to be your trusted partner in the aerospace industry.

Contact
800 Town and Country Blvd
Houston, TX, 77024
United States
© 2025 Aerospace Shop, Inc. All rights reserved.
Made in USA