PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

97721Contact,electrical

Lucent Technologies Inc Corporate Headquarters · NSN 5999-00-171-3432 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-171-3432 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-171-3432. Primary manufacturer part number: 97721.
Features
  • Contact,electrical — FSC 5999
  • Unthreaded Mounting Hole Diameter: 0.193 INCHES NOMINAL IN
  • Mounting Facility Quantity: 2
  • Mounting Method: UNTHREADED HOLE(S)
  • Terminal Type and Quantity: 1 TAB, SOLDER LUG AXIALLY AT ONE END
  • Precious Material: PALLADIUM
  • Precious Material and Weight: 0.005 PALLADIUM GRAINS, TROY
  • FSC Application Data: SWITCH,DISTRIBUTOR&TRANSMITTER,TELETYPEWRITER
Applications
  • Applications requiring Palladium Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-171-3432, 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 Lucent Technologies Inc Corporate Headquarters. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-171-3432
Primary Part Number97721
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerLucent Technologies Inc Corporate Headquarters
StatusCANCELLED
Unthreaded Mounting Hole Diameter0.193 INCHES NOMINAL IN
Mounting Facility Quantity2
Mounting MethodUNTHREADED HOLE(S)
Terminal Type and Quantity1 TAB, SOLDER LUG AXIALLY AT ONE END
Precious MaterialPALLADIUM
Precious Material and Weight0.005 PALLADIUM GRAINS, TROY
FSC Application DataSWITCH,DISTRIBUTOR&TRANSMITTER,TELETYPEWRITER
Point Diameter0.125 INCHES NOMINAL IN
MaterialPALLADIUM CONTACT
Distance Between Mounting Facility Centers0.375 INCHES NOMINAL IN
Point Height0.086 INCHES NOMINAL IN
Unthreaded Mounting Hole Diameter0.193 INCHES NOMINAL IN
Mounting Facility Quantity2
Mounting MethodUNTHREADED HOLE(S)
Terminal Type and Quantity1 TAB, SOLDER LUG AXIALLY AT ONE END
Precious MaterialPALLADIUM
Precious Material and Weight0.005 PALLADIUM GRAINS, TROY
FSC Application DataSWITCH,DISTRIBUTOR&TRANSMITTER,TELETYPEWRITER
Point Diameter0.125 INCHES NOMINAL IN
MaterialPALLADIUM CONTACT
Distance Between Mounting Facility Centers0.375 INCHES NOMINAL IN
Point Height0.086 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight0.0200 lbs
Cube0.0030 cu ft
Verified Substitutes 3
5935-00-351-37332413 INTERCHANGEABLE
Connector,plug,electrical
Souriau Usa, Inc. Dba Souriau Usa Inc
3020-00-888-7909 INTERCHANGEABLE
Gear,internal
5935-01-089-14199772-1 INTERCHANGEABLE
Connector,receptacle,electrical
Microwave Devices Inc
Cross-Reference Index
Part NumberManufacturer
97721 Lucent Technologies Inc Dba Federal Marketing Group (USA)
97721 American Telephone and Telegraph Co (USA)
97721 PRIMARY Lucent Technologies Inc Corporate Headquarters (USA)
97721 At and T Corp (USA)
Related Parts
5935-00-351-3733INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
2413
3020-00-888-7909INTERCHANGEABLE
GEAR,INTERNAL
5935-01-089-1419INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
9772-1

Frequently Asked Questions

What is NSN 5999-00-171-3432?

NSN 5999-00-171-3432 is a Contact,electrical, manufactured by Lucent Technologies Inc Corporate Headquarters, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-00-171-3432?

NSN 5999-00-171-3432 has 4 cross-referenced part numbers: 97721 (Lucent Technologies Inc Dba Federal Marketing Group), 97721 (American Telephone and Telegraph Co), 97721 (Lucent Technologies Inc Corporate Headquarters), 97721 (At and T Corp).

What NSN replaces 5999-00-171-3432?

There are 3 known substitutes for 5999-00-171-3432: 5935-00-351-3733, 3020-00-888-7909, 5935-01-089-1419. Verify interchangeability with system specifications before substitution.

What are the specifications of 97721?

Key specifications for 97721: Unthreaded Mounting Hole Diameter: 0.193 INCHES NOMINAL IN; Mounting Facility Quantity: 2; Mounting Method: UNTHREADED HOLE(S); Terminal Type and Quantity: 1 TAB, SOLDER LUG AXIALLY AT ONE END. 28 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-00-171-3432 still in active supply?

NSN 5999-00-171-3432 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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