PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

640-233PContact,electrical

Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc · NSN 5999-00-642-5809 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-642-5809 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-642-5809. Primary manufacturer part number: 640-233P.
Features
  • Contact,electrical — FSC 5999
  • Surface Treatment: CADMIUM CONTACT
  • Material: COPPER ALLOY CONTACT
  • Material: COPPER ALLOY BODY
  • Surface Treatment: CADMIUM BODY
  • Mounting Method: UNTHREADED HOLE(S)
  • Mounting Facility Quantity: 1
  • Mounting Method: UNTHREADED HOLE(S)
Applications
  • Applications requiring Copper Alloy Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-642-5809, 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 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-642-5809
Primary Part Number640-233P
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerDrs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
StatusACTIVE
Surface TreatmentCADMIUM CONTACT
MaterialCOPPER ALLOY CONTACT
MaterialCOPPER ALLOY BODY
Surface TreatmentCADMIUM BODY
Mounting MethodUNTHREADED HOLE(S)
Mounting Facility Quantity1
Mounting MethodUNTHREADED HOLE(S)
Mounting Facility Quantity1
Surface TreatmentCADMIUM CONTACT
MaterialCOPPER ALLOY CONTACT
MaterialCOPPER ALLOY BODY
Surface TreatmentCADMIUM BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Verified Substitutes 4
5305-00-354-449174047 INTERCHANGEABLE
Setscrew
Dresser, Llc
2530-00-459-6249 INTERCHANGEABLE
Adjusting Screw,brake Shoe
5865-01-131-745674047 INTERCHANGEABLE
Regulator,power Sup
Thales Defense & Security Inc Dba Thales Communications Inc
4330-01-406-489274047-3 INTERCHANGEABLE
Filter Element,fluid
Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division
Cross-Reference Index
Part NumberManufacturer
640-233P PRIMARY Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
740-47 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
Related Parts
5305-00-354-4491INTERCHANGEABLE
SETSCREW
74047
2530-00-459-6249INTERCHANGEABLE
ADJUSTING SCREW,BRAKE SHOE
5865-01-131-7456INTERCHANGEABLE
REGULATOR,POWER SUP
74047
4330-01-406-4892INTERCHANGEABLE
FILTER ELEMENT,FLUID
74047-3

Frequently Asked Questions

What is NSN 5999-00-642-5809?

NSN 5999-00-642-5809 is a Contact,electrical, manufactured by Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-642-5809?

NSN 5999-00-642-5809 has 2 cross-referenced part numbers: 640-233P (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 740-47 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc).

What NSN replaces 5999-00-642-5809?

There are 4 known substitutes for 5999-00-642-5809: 5305-00-354-4491, 2530-00-459-6249, 5865-01-131-7456 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 640-233P?

Key specifications for 640-233P: Surface Treatment: CADMIUM CONTACT; Material: COPPER ALLOY CONTACT; Material: COPPER ALLOY BODY; Surface Treatment: CADMIUM BODY. 12 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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