PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PC78520-2Contact,electrical

Rockwell Collins, Inc. Dba Rc Displays Systems · NSN 5999-01-074-4628 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-074-4628 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-074-4628. Primary manufacturer part number: PC78520-2.
Features
  • Contact,electrical — FSC 5999
  • Precious Material: GOLD
  • Surface Treatment: NICKEL BODY AND CONTACT
  • Precious Material and Weight: 0.005 GOLD GRAINS, TROY
  • Cable Entrance Diameter: 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
  • Style Designator: PRINTED CIRCUIT CONTACT
  • Precious Material and Location: CONTACT SURFACE GOLD
  • Surface Treatment: GOLD CONTACT
Applications
  • Applications requiring Copper Alloy Body and Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-01-074-4628, 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 Rockwell Collins, Inc. Dba Rc Displays Systems. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-074-4628
Primary Part NumberPC78520-2
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Rc Displays Systems
StatusCANCELLED
Precious MaterialGOLD
Surface TreatmentNICKEL BODY AND CONTACT
Precious Material and Weight0.005 GOLD GRAINS, TROY
Cable Entrance Diameter0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
Style DesignatorPRINTED CIRCUIT CONTACT
Precious Material and LocationCONTACT SURFACE GOLD
Surface TreatmentGOLD CONTACT
Mounting MethodSNAP LOCK
Terminal Type and Quantity1 CRIMP AND SOLDER AXIALLY AT ONE END
MaterialCOPPER ALLOY BODY AND CONTACT
Precious MaterialGOLD
Surface TreatmentNICKEL BODY AND CONTACT
Precious Material and Weight0.005 GOLD GRAINS, TROY
Cable Entrance Diameter0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
Style DesignatorPRINTED CIRCUIT CONTACT
Precious Material and LocationCONTACT SURFACE GOLD
Surface TreatmentGOLD CONTACT
Mounting MethodSNAP LOCK
Terminal Type and Quantity1 CRIMP AND SOLDER AXIALLY AT ONE END
MaterialCOPPER ALLOY BODY AND CONTACT
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5999-00-798-2157
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJZ
Weight0.0200 lbs
Cube0.0013 cu ft
Verified Substitutes 6
Contact,electrical
5999-01-020-4775815-1853048-67 SUCCESSOR
Contact,electrical
Naval Ship Systems Command
5306-00-012-2052122052 INTERCHANGEABLE
Bolt,machine
Rolls-Royce Solutions America Inc
5315-00-042-7173 INTERCHANGEABLE
Pin,cotter
2810-00-091-5683428403 INTERCHANGEABLE
Arm Assembly
Curtiss-Wright Controls, Inc. Div Actuation Division
2510-00-692-983613UU0128 INTERCHANGEABLE
Clip Assy,rear Spri
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
Cross-Reference Index
Part NumberManufacturer
PC78520-2 PRIMARY Rockwell Collins, Inc. Dba Rc Displays Systems (USA)
42717-3 Te Connectivity Corporation (USA)
42717-3LP Te Connectivity Corporation (USA)
PC78520-2 Te Connectivity Corporation (USA)
405292-2 Raytheon Company Dba Raytheon Co (USA)
405292-2 Raytheon Company (USA)
405292-1 Te Connectivity Corporation (USA)
583989-3 PRIMARY Te Connectivity Corporation (USA)
42840-3 Bae Systems Information and Electronic Systems Integration Inc. (USA)
405292-2 Raytheon Company Div Corp (USA)
PC814100015F3 Lockheed Martin Corporation (USA)
PC814100015F3 Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
583361-3 Te Connectivity Corporation (USA)
85935-0501-0003 Northern Telecom Inc Telecom Distribution Div (USA)
Related Parts
SUCCESSOR 5999-00-798-2157 Contact,electrical
5999-01-020-4775SUCCESSOR
CONTACT,ELECTRICAL
815-1853048-67
5306-00-012-2052INTERCHANGEABLE
BOLT,MACHINE
122052
5315-00-042-7173INTERCHANGEABLE
PIN,COTTER
2810-00-091-5683INTERCHANGEABLE
ARM ASSEMBLY
428403
2510-00-692-9836INTERCHANGEABLE
CLIP ASSY,REAR SPRI
13UU0128

Frequently Asked Questions

What is NSN 5999-01-074-4628?

NSN 5999-01-074-4628 is a Contact,electrical, manufactured by Rockwell Collins, Inc. Dba Rc Displays Systems, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-01-074-4628?

NSN 5999-01-074-4628 has 14 cross-referenced part numbers: PC78520-2 (Rockwell Collins, Inc. Dba Rc Displays Systems), 42717-3 (Te Connectivity Corporation), 42717-3LP (Te Connectivity Corporation), PC78520-2 (Te Connectivity Corporation), 405292-2 (Raytheon Company Dba Raytheon Co) and 9 more.

What NSN replaces 5999-01-074-4628?

There are 6 known substitutes for 5999-01-074-4628: 5999-00-798-2157, 5999-01-020-4775, 5306-00-012-2052 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of PC78520-2?

Key specifications for PC78520-2: Precious Material: GOLD; Surface Treatment: NICKEL BODY AND CONTACT; Precious Material and Weight: 0.005 GOLD GRAINS, TROY; Cable Entrance Diameter: 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-01-074-4628 still in active supply?

NSN 5999-01-074-4628 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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