PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

64516-1Contact,electrical

L3harris Technologies, Inc. · NSN 5999-00-406-5019 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-406-5019 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-406-5019. Primary manufacturer part number: 64516-1.
Features
  • Contact,electrical — FSC 5999
  • Mounting Method: UNTHREADED HOLE(S)
  • Material Document and Classification: QQ-B-750,COMP B FED SPEC SINGLE MATERIAL RESPONSE BODY
  • Material: COPPER ALLOY BODY
  • Material: COPPER ALLOY CONTACT
  • Material Document and Classification: QQ-B-750,COMP B FED SPEC SINGLE MATERIAL RESPONSE CONTACT
  • Style Designator: FLAT LEAF CONTACT W/O POINT
  • Unthreaded Mounting Hole Diameter: 0.090 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-406-5019, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3harris Technologies, Inc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-406-5019
Primary Part Number64516-1
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc.
StatusACTIVE
Mounting MethodUNTHREADED HOLE(S)
Material Document and ClassificationQQ-B-750,COMP B FED SPEC SINGLE MATERIAL RESPONSE BODY
MaterialCOPPER ALLOY BODY
MaterialCOPPER ALLOY CONTACT
Material Document and ClassificationQQ-B-750,COMP B FED SPEC SINGLE MATERIAL RESPONSE CONTACT
Style DesignatorFLAT LEAF CONTACT W/O POINT
Unthreaded Mounting Hole Diameter0.090 INCHES NOMINAL IN
Mounting Facility Quantity1
Mounting MethodUNTHREADED HOLE(S)
Material Document and ClassificationQQ-B-750,COMP B FED SPEC SINGLE MATERIAL RESPONSE BODY
MaterialCOPPER ALLOY BODY
MaterialCOPPER ALLOY CONTACT
Material Document and ClassificationQQ-B-750,COMP B FED SPEC SINGLE MATERIAL RESPONSE CONTACT
Style DesignatorFLAT LEAF CONTACT W/O POINT
Unthreaded Mounting Hole Diameter0.090 INCHES NOMINAL IN
Mounting Facility Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Verified Substitutes 1
3120-00-662-8748 INTERCHANGEABLE
Bearing,sleeve
Cross-Reference Index
Part NumberManufacturer
64516-1 L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
64516-1 PRIMARY L3harris Technologies, Inc. (USA)
Related Parts
3120-00-662-8748INTERCHANGEABLE
BEARING,SLEEVE

Frequently Asked Questions

What is NSN 5999-00-406-5019?

NSN 5999-00-406-5019 is a Contact,electrical, manufactured by L3harris Technologies, Inc., classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-406-5019?

NSN 5999-00-406-5019 has 2 cross-referenced part numbers: 64516-1 (L3harris Technologies, Inc. Div Space and Airborne Systems), 64516-1 (L3harris Technologies, Inc.).

What NSN replaces 5999-00-406-5019?

There is 1 known substitute for 5999-00-406-5019: 3120-00-662-8748. Verify interchangeability with system specifications before substitution.

What are the specifications of 64516-1?

Key specifications for 64516-1: Mounting Method: UNTHREADED HOLE(S); Material Document and Classification: QQ-B-750,COMP B FED SPEC SINGLE MATERIAL RESPONSE BODY; Material: COPPER ALLOY BODY; Material: COPPER ALLOY CONTACT. 22 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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