PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

161-18Contact,electrical

Monitor Controller Co · NSN 5999-00-035-8739 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-035-8739 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-035-8739. Primary manufacturer part number: 161-18.
Features
  • Contact,electrical — FSC 5999
  • Terminal Type and Quantity: 1 THREADED HOLE AXIALLY AT ONE END
  • Style Designator: FLAT LEAF CONTACT W/ ROUND FIXED POINT
  • Precious Material: SILVER
  • Material: SILVER CONTACT
  • Mounting Method: UNTHREADED HOLE(S)
  • Mounting Facility Quantity: 1
  • Unthreaded Mounting Hole Diameter: 0.250 INCHES NOMINAL IN
Applications
  • Applications requiring Silver Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-035-8739, 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 Monitor Controller Co. Government technical data includes 22 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5999-00-035-8739
Primary Part Number161-18
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerMonitor Controller Co
StatusACTIVE
Terminal Type and Quantity1 THREADED HOLE AXIALLY AT ONE END
Style DesignatorFLAT LEAF CONTACT W/ ROUND FIXED POINT
Precious MaterialSILVER
MaterialSILVER CONTACT
Mounting MethodUNTHREADED HOLE(S)
Mounting Facility Quantity1
Unthreaded Mounting Hole Diameter0.250 INCHES NOMINAL IN
Precious Material and LocationCONTACT SILVER
MaterialCOPPER ALLOY BODY
Point Diameter0.156 INCHES NOMINAL IN
Precious Material and Weight2.000 SILVER GRAINS, TROY
Terminal Type and Quantity1 THREADED HOLE AXIALLY AT ONE END
Style DesignatorFLAT LEAF CONTACT W/ ROUND FIXED POINT
Precious MaterialSILVER
MaterialSILVER CONTACT
Mounting MethodUNTHREADED HOLE(S)
Mounting Facility Quantity1
Unthreaded Mounting Hole Diameter0.250 INCHES NOMINAL IN
Precious Material and LocationCONTACT SILVER
MaterialCOPPER ALLOY BODY
Point Diameter0.156 INCHES NOMINAL IN
Precious Material and Weight2.000 SILVER GRAINS, TROY
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-538-9705 (112-1)
HAZMATNo
Verified Substitutes 7
6625-00-538-9705112-1 SUCCESSOR
Multimeter
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
5325-00-143-5280B1498B INTERCHANGEABLE
Ring,retaining
Fairbanks Morse, Llc
5330-00-251-4132 INTERCHANGEABLE
Seal,plain Encased
5910-00-843-06750160-0059 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
2520-01-205-800316118 INTERCHANGEABLE
Clutch,sliding Sleeve,vehicular
Dana Commercial Vehicle Products, Llc
6250-01-474-213216118 INTERCHANGEABLE
Ballast,lamp
Technical Consumer Products, Inc.
6515-01-583-219198-1817 INTERCHANGEABLE
Tray,instrument,small,thoracotom
Sklar Corporation Dba Sklar Instruments
Cross-Reference Index
Part NumberManufacturer
161-18 Monitor Controller Co (USA)
ML355-2-5ITEM8 Monitor Controller Co (USA)
Related Parts
SUCCESSOR 6625-00-538-9705 Multimeter · 112-1
5325-00-143-5280INTERCHANGEABLE
RING,RETAINING
B1498B
5330-00-251-4132INTERCHANGEABLE
SEAL,PLAIN ENCASED
5910-00-843-0675INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
0160-0059
2520-01-205-8003INTERCHANGEABLE
CLUTCH,SLIDING SLEEVE,VEHICULAR
16118
6250-01-474-2132INTERCHANGEABLE
BALLAST,LAMP
16118
6515-01-583-2191INTERCHANGEABLE
TRAY,INSTRUMENT,SMALL,THORACOTOM
98-1817

Frequently Asked Questions

What is NSN 5999-00-035-8739?

NSN 5999-00-035-8739 is a Contact,electrical, manufactured by Monitor Controller Co, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-035-8739?

NSN 5999-00-035-8739 has 2 cross-referenced part numbers: 161-18 (Monitor Controller Co), ML355-2-5ITEM8 (Monitor Controller Co).

What NSN replaces 5999-00-035-8739?

There are 7 known substitutes for 5999-00-035-8739: 6625-00-538-9705, 5325-00-143-5280, 5330-00-251-4132 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 161-18?

Key specifications for 161-18: Terminal Type and Quantity: 1 THREADED HOLE AXIALLY AT ONE END; Style Designator: FLAT LEAF CONTACT W/ ROUND FIXED POINT; Precious Material: SILVER; Material: SILVER CONTACT. 26 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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