PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-B-20741Contact,electrical

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5999-00-991-3239 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-991-3239 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-991-3239. Primary manufacturer part number: SM-B-20741.
Features
  • Contact,electrical — FSC 5999
  • Surface Treatment: GOLD AND COPPER ALLOY BODY AND CONTACT
  • Terminal Type and Quantity: 1 CRIMP AXIALLY AT ONE END
  • Overall Diameter: 0.107 INCHES NOMINAL IN
  • Precious Material and Weight: 0.005 GOLD GRAINS, TROY
  • Material: COPPER ALLOY BODY AND CONTACT
  • Mounting Method: FORCE FIT
  • Style Designator: PIN CONTACT
Applications
  • Applications requiring Copper Alloy Body and Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-991-3239, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-991-3239
Primary Part NumberSM-B-20741
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
Surface TreatmentGOLD AND COPPER ALLOY BODY AND CONTACT
Terminal Type and Quantity1 CRIMP AXIALLY AT ONE END
Overall Diameter0.107 INCHES NOMINAL IN
Precious Material and Weight0.005 GOLD GRAINS, TROY
MaterialCOPPER ALLOY BODY AND CONTACT
Mounting MethodFORCE FIT
Style DesignatorPIN CONTACT
Precious Material and LocationBODY AND CONTACT SURFACES GOLD
Precious MaterialGOLD
Cable Entrance Diameter0.025 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
Surface TreatmentGOLD AND COPPER ALLOY BODY AND CONTACT
Terminal Type and Quantity1 CRIMP AXIALLY AT ONE END
Overall Diameter0.107 INCHES NOMINAL IN
Precious Material and Weight0.005 GOLD GRAINS, TROY
MaterialCOPPER ALLOY BODY AND CONTACT
Mounting MethodFORCE FIT
Style DesignatorPIN CONTACT
Precious Material and LocationBODY AND CONTACT SURFACES GOLD
Precious MaterialGOLD
Cable Entrance Diameter0.025 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5999-01-643-2449 (929938-1)
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeZZ
Weight0.0100 lbs
Cube0.0010 cu ft
Verified Substitutes 9
5999-01-643-2449929938-1 SUCCESSOR
Contact,electrical
Te Connectivity Corporation
2610-00-050-9560 INTERCHANGEABLE
Tire,pneumatic,vehicular
5910-00-052-7151BYA10D1 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Cornell-Dubilier Marketing Inc
2910-00-358-011723117 INTERCHANGEABLE
Retainer,needle Valve
Briggs and Stratton Corp
5360-00-439-6322192176 INTERCHANGEABLE
Spring,helical,compression
Woodward, Inc.
4820-01-018-190346641PC21 INTERCHANGEABLE
Stem,fluid Valve
Puget Sound Commerce Center, Inc.
5315-01-413-373099123117 INTERCHANGEABLE
Pin,lock
Alfa Laval Inc
4320-01-438-309023117 INTERCHANGEABLE
Housing,liquid Pump
Parker Hannifin Corporation Div Hydraulic Systems Division
3040-01-724-41143330C14-2 INTERCHANGEABLE
Lever,manual Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
192176 Telemechanics Inc (USA)
17-1005 Amphenol Corp Spectra-Strip/itd (USA)
SM-B-20741 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
17-1005 Amphenol Corp Div Amphenol Aerospace Operations (USA)
17-1005 Stewart-Warner Alemite Sales Co Inc (USA)
23117 Kleinschmidt Inc (USA)
192176 American Telephone and Telegraph Co (USA)
Related Parts
SUCCESSOR 5999-01-643-2449 Contact,electrical · 929938-1
2610-00-050-9560INTERCHANGEABLE
TIRE,PNEUMATIC,VEHICULAR
5910-00-052-7151INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
BYA10D1
2910-00-358-0117INTERCHANGEABLE
RETAINER,NEEDLE VALVE
23117
5360-00-439-6322INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
192176
4820-01-018-1903INTERCHANGEABLE
STEM,FLUID VALVE
46641PC21
5315-01-413-3730INTERCHANGEABLE
PIN,LOCK
99123117
4320-01-438-3090INTERCHANGEABLE
HOUSING,LIQUID PUMP
23117
3040-01-724-4114INTERCHANGEABLE
LEVER,MANUAL CONTROL
3330C14-2

Frequently Asked Questions

What is NSN 5999-00-991-3239?

NSN 5999-00-991-3239 is a Contact,electrical, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-00-991-3239?

NSN 5999-00-991-3239 has 7 cross-referenced part numbers: 192176 (Telemechanics Inc), 17-1005 (Amphenol Corp Spectra-Strip/itd), SM-B-20741 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 17-1005 (Amphenol Corp Div Amphenol Aerospace Operations), 17-1005 (Stewart-Warner Alemite Sales Co Inc) and 2 more.

What NSN replaces 5999-00-991-3239?

There are 9 known substitutes for 5999-00-991-3239: 5999-01-643-2449, 2610-00-050-9560, 5910-00-052-7151 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-B-20741?

Key specifications for SM-B-20741: Overall Length: 0.700 INCHES MAXIMUM IN; Surface Treatment: GOLD AND COPPER ALLOY BODY AND CONTACT; Terminal Type and Quantity: 1 CRIMP AXIALLY AT ONE END; Overall Diameter: 0.107 INCHES NOMINAL IN. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-00-991-3239 still in active supply?

NSN 5999-00-991-3239 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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