PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

49960Contact,electrical

L3 Aviation Products, Inc. Dba L3 Technologies · NSN 5999-00-549-5556 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-549-5556 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-549-5556. Primary manufacturer part number: 49960.
Features
  • Contact,electrical — FSC 5999
  • Terminal Type and Quantity: 1 EYELET END OPPOSITE CONTACT
  • Surface Treatment: SILVER BODY AND CONTACT
  • Material: COPPER ALLOY BODY
  • Precious Material and Weight: 0.005 SILVER GRAINS, TROY
  • Precious Material: SILVER
  • Precious Material and Location: BODY AND CONTACT SURFACES SILVER
  • Style Designator: RECTANGULAR SHAPE
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-549-5556, 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 L3 Aviation Products, Inc. Dba L3 Technologies. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5999-00-549-5556
Primary Part Number49960
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerL3 Aviation Products, Inc. Dba L3 Technologies
StatusACTIVE
Terminal Type and Quantity1 EYELET END OPPOSITE CONTACT
Surface TreatmentSILVER BODY AND CONTACT
MaterialCOPPER ALLOY BODY
Precious Material and Weight0.005 SILVER GRAINS, TROY
Precious MaterialSILVER
Precious Material and LocationBODY AND CONTACT SURFACES SILVER
Style DesignatorRECTANGULAR SHAPE
MaterialCOPPER ALLOY CONTACT
Mounting Facility Quantity1
Mounting MethodUNTHREADED HOLE(S)
Unthreaded Mounting Hole Diameter0.175 INCHES NOMINAL IN
Distance Between Mounting Facility Centers0.500 INCHES NOMINAL IN
Terminal Type and Quantity1 EYELET END OPPOSITE CONTACT
Surface TreatmentSILVER BODY AND CONTACT
MaterialCOPPER ALLOY BODY
Precious Material and Weight0.005 SILVER GRAINS, TROY
Precious MaterialSILVER
Precious Material and LocationBODY AND CONTACT SURFACES SILVER
Style DesignatorRECTANGULAR SHAPE
MaterialCOPPER ALLOY CONTACT
Mounting Facility Quantity1
Mounting MethodUNTHREADED HOLE(S)
Unthreaded Mounting Hole Diameter0.175 INCHES NOMINAL IN
Distance Between Mounting Facility Centers0.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-375-0932104211 INTERCHANGEABLE
Seal
Dana Off Highway Products, Llc
5360-01-230-322849960J INTERCHANGEABLE
Spring,helical,compression
Griswold Industries Dba Cla-Val Co
3040-01-237-2886 INTERCHANGEABLE
Shaft,drive,flexible
Cross-Reference Index
Part NumberManufacturer
49960 L3 Aviation Products, Inc. Dba L3 Technologies (USA)
Related Parts
5330-00-375-0932INTERCHANGEABLE
SEAL
104211
5360-01-230-3228INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
49960J
3040-01-237-2886INTERCHANGEABLE
SHAFT,DRIVE,FLEXIBLE

Frequently Asked Questions

What is NSN 5999-00-549-5556?

NSN 5999-00-549-5556 is a Contact,electrical, manufactured by L3 Aviation Products, Inc. Dba L3 Technologies, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-549-5556?

NSN 5999-00-549-5556 has 1 cross-referenced part number: 49960 (L3 Aviation Products, Inc. Dba L3 Technologies).

What NSN replaces 5999-00-549-5556?

There are 3 known substitutes for 5999-00-549-5556: 5330-00-375-0932, 5360-01-230-3228, 3040-01-237-2886. Verify interchangeability with system specifications before substitution.

What are the specifications of 49960?

Key specifications for 49960: Terminal Type and Quantity: 1 EYELET END OPPOSITE CONTACT; Surface Treatment: SILVER BODY AND CONTACT; Material: COPPER ALLOY BODY; Precious Material and Weight: 0.005 SILVER GRAINS, TROY. 30 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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