PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B743Switch,ethernet

Lockheed Martin Corporation Div Rms - Manassas · NSN 5930-01-498-3622 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-498-3622 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-498-3622. Primary manufacturer part number: B743.
Features
  • Switch,ethernet — FSC 5930
  • Criticality Code Justification: FEAT
  • 3 verified cross-references
  • Primary manufacturer: Lockheed Martin Corporation Div Rms - Manassas
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,ethernet, cataloged under National Stock Number 5930-01-498-3622, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Manassas. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-498-3622
Primary Part NumberB743
Item NameSwitch,ethernet
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Manassas
StatusACTIVE
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5120-00-755-1306B743 INTERCHANGEABLE
Chuck and Die
Pioneer Aerospace Corp Engineering Div
3120-00-781-73033021736-5 INTERCHANGEABLE
Bearing,sleeve
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3460-01-003-76106954 INTERCHANGEABLE
Wheel,abrasive
Fantastic Tool Inc
5365-01-664-0541 INTERCHANGEABLE
Bushing,sleeve
Cross-Reference Index
Part NumberManufacturer
B743 PRIMARY Lockheed Martin Corporation Div Rms - Manassas (USA)
B743 PRIMARY Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA)
79C0370-00 Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA)
Related Parts
5120-00-755-1306INTERCHANGEABLE
CHUCK AND DIE
B743
3120-00-781-7303INTERCHANGEABLE
BEARING,SLEEVE
3021736-5
3460-01-003-7610INTERCHANGEABLE
WHEEL,ABRASIVE
6954
5365-01-664-0541INTERCHANGEABLE
BUSHING,SLEEVE

Frequently Asked Questions

What is NSN 5930-01-498-3622?

NSN 5930-01-498-3622 is a Switch,ethernet, manufactured by Lockheed Martin Corporation Div Rms - Manassas, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-498-3622?

NSN 5930-01-498-3622 has 3 cross-referenced part numbers: B743 (Lockheed Martin Corporation Div Rms - Manassas), B743 (Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan), 79C0370-00 (Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan).

What NSN replaces 5930-01-498-3622?

There are 4 known substitutes for 5930-01-498-3622: 5120-00-755-1306, 3120-00-781-7303, 3460-01-003-7610 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B743?

Key specifications for B743: Criticality Code Justification: FEAT; Special Features: ITEMS ARE BEING CODED AS CRITICAL TO INSURE SOURCE INSPECTION WILL BE PERFORMED AT THE POINT OF MANUFACTURE, PRIOR TO MATERIAL RECEIPT BY THE US NAVY OR OTHER DOD COMPONENTS. THESE ITEMS ARE PIECE PARTS OR END ITEMS IN SUPPORT OF VITAL MILITARY HARDWARE NECESSARY TO SUSTAIN THE SUCCESSFUL MISSION OF THE SHIPS, SUBMARINES, AND SHORE STATIONS OF THE US NAVY. CRITICAL FEATURES INCLUDING, BUT NOT LIMITED TO, DIMENSIONS, TOLERANCES/CLEARANCES, ELECTRONIC CHARACTERISTICS, AND METALLURGICAL PROPERTIES WILL BESPECIFIED FOR GOVERNMENT Q AR (QUALITY ASSURANCE REPRESENTATIVES) TO INSURE THE HIGHEST POSSIBLE DEGREE OF QUALITY AND RELIABILITY OF THESE PARTS BEING DELIVERED UNDER NAVICP CONTRACTS. 2 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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