PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1030348 ITEM 3Contact Assembly,electrical

Level 3 Communications Llc Div Federal Markets Use CAGE Code 3a6u5 for Cataloging. · NSN 5999-01-439-9756 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-439-9756 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-439-9756. Primary manufacturer part number: 1030348 ITEM 3.
Features
  • Contact Assembly,electrical — FSC 5999
  • 2 verified cross-references
  • Primary manufacturer: Level 3 Communications Llc Div Federal Markets Use CAGE Code 3a6u5 for Cataloging.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Contact Assembly,electrical, cataloged under National Stock Number 5999-01-439-9756, 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 Level 3 Communications Llc Div Federal Markets Use CAGE Code 3a6u5 for Cataloging.. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-439-9756
Primary Part Number1030348 ITEM 3
Item NameContact Assembly,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerLevel 3 Communications Llc Div Federal Markets Use CAGE Code 3a6u5 for Cataloging.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 1
5930-01-106-82797101P3YZQE INTERCHANGEABLE
Switch,toggle
C & K Components, Llc Div C & K Components
Cross-Reference Index
Part NumberManufacturer
1030348 ITEM 3 Level 3 Communications Llc Div Federal Markets Use CAGE Code 3a6u5 for Cataloging. (USA)
7101-P3-YZQE C and K Components Inc (USA)
Related Parts
5930-01-106-8279INTERCHANGEABLE
SWITCH,TOGGLE
7101P3YZQE

Frequently Asked Questions

What is NSN 5999-01-439-9756?

NSN 5999-01-439-9756 is a Contact Assembly,electrical, manufactured by Level 3 Communications Llc Div Federal Markets Use CAGE Code 3a6u5 for Cataloging., classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-439-9756?

NSN 5999-01-439-9756 has 2 cross-referenced part numbers: 1030348 ITEM 3 (Level 3 Communications Llc Div Federal Markets Use CAGE Code 3a6u5 for Cataloging.), 7101-P3-YZQE (C and K Components Inc).

What NSN replaces 5999-01-439-9756?

There is 1 known substitute for 5999-01-439-9756: 5930-01-106-8279. Verify interchangeability with system specifications before substitution.

What are the specifications of 1030348 ITEM 3?

Key specifications for 1030348 ITEM 3: Special Features: USED ON RELAY-SWITCH CABLE ASSY; End Item Identification: ADV NOISE ATT E/I FSCM 96169; Special Features: USED ON RELAY-SWITCH CABLE ASSY; End Item Identification: ADV NOISE ATT E/I FSCM 96169. 4 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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