PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BP4300Contact,electrical

Burke Products Inc · NSN 5999-00-503-5503 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-503-5503 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-503-5503. Primary manufacturer part number: BP4300.
Features
  • Contact,electrical — FSC 5999
  • Terminal Type and Quantity: 2 SOLDER WELL AXIALLY AT EACH END
  • Material: METAL BODY AND CONTACT
  • Style Designator: IRREGULAR SHAPE
  • Mounting Method: SOLDER
  • Terminal Type and Quantity: 2 SOLDER WELL AXIALLY AT EACH END
  • Material: METAL BODY AND CONTACT
  • Style Designator: IRREGULAR SHAPE
Applications
  • Applications requiring Metal Body and Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-503-5503, 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 Burke Products Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-503-5503
Primary Part NumberBP4300
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerBurke Products Inc
StatusACTIVE
Terminal Type and Quantity2 SOLDER WELL AXIALLY AT EACH END
MaterialMETAL BODY AND CONTACT
Style DesignatorIRREGULAR SHAPE
Mounting MethodSOLDER
Terminal Type and Quantity2 SOLDER WELL AXIALLY AT EACH END
MaterialMETAL BODY AND CONTACT
Style DesignatorIRREGULAR SHAPE
Mounting MethodSOLDER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 6
5999-00-999-18691604978 SUCCESSOR
Contact,electrical
Eaton Corporation Dba Eaton Inoac
5905-00-114-264310314 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Sensor Systems, L.l.c. Dba Sensor Systems Llc
5930-00-296-5982A314 INTERCHANGEABLE
Switch,push
Safran Power Usa, Llc
5130-00-541-3034A-314 INTERCHANGEABLE
Adapter,socket Wrench
Apex Tool Group, Llc
5950-00-648-0448 INTERCHANGEABLE
Transformer,radio Frequency
5340-01-618-4428A314 INTERCHANGEABLE
Hinge,access Door
Austin Hardware & Supply Inc Dba Austin Hardware & Supply Inc
Cross-Reference Index
Part NumberManufacturer
S1314978 Westinghouse Electric Corp (USA)
A314 Burke Products Inc (USA)
1314978 Westinghouse Electric Corp Control Business Unit
BP4300 PRIMARY Burke Products Inc (USA)
Related Parts
5999-00-999-1869SUCCESSOR
CONTACT,ELECTRICAL
1604978
5905-00-114-2643INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
10314
5930-00-296-5982INTERCHANGEABLE
SWITCH,PUSH
A314
5130-00-541-3034INTERCHANGEABLE
ADAPTER,SOCKET WRENCH
A-314
5950-00-648-0448INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5340-01-618-4428INTERCHANGEABLE
HINGE,ACCESS DOOR
A314

Frequently Asked Questions

What is NSN 5999-00-503-5503?

NSN 5999-00-503-5503 is a Contact,electrical, manufactured by Burke Products Inc, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-503-5503?

NSN 5999-00-503-5503 has 4 cross-referenced part numbers: S1314978 (Westinghouse Electric Corp), A314 (Burke Products Inc), 1314978 (Westinghouse Electric Corp Control Business Unit), BP4300 (Burke Products Inc).

What NSN replaces 5999-00-503-5503?

There are 6 known substitutes for 5999-00-503-5503: 5999-00-999-1869, 5905-00-114-2643, 5930-00-296-5982 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BP4300?

Key specifications for BP4300: Overall Height: 0.050 INCHES NOMINAL IN; Terminal Type and Quantity: 2 SOLDER WELL AXIALLY AT EACH END; Material: METAL BODY AND CONTACT; Style Designator: IRREGULAR SHAPE. 14 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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