PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4311-1Interface Unit,auto

Omnitron Systems Technology, Inc. Dba Omnitron Systems Technology Inc · NSN 5998-01-544-7764 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-544-7764 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-544-7764. Primary manufacturer part number: 4311-1.
Features
  • Interface Unit,auto — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: Omnitron Systems Technology, Inc. Dba Omnitron Systems Technology Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Interface Unit,auto, cataloged under National Stock Number 5998-01-544-7764, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Omnitron Systems Technology, Inc. Dba Omnitron Systems Technology Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameInterface Unit,auto
FSC / FSG5998 — Circuit Card Assembly (FSG 59)
ManufacturersOmnitron Systems Technology, Inc. Dba Omnitron Systems Technology Inc (CAGE 1FCX6); L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West (CAGE 06401)
Technical Specifications
ParameterValue
NSN5998-01-544-7764
Primary Part Number4311-1
Item NameInterface Unit,auto
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerOmnitron Systems Technology, Inc. Dba Omnitron Systems Technology Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJ
Weight1.3000 lbs
Cube0.0516 cu ft
Verified Substitutes 8
5310-00-016-034243111 INTERCHANGEABLE
Washer,flat
Sypris Electronics, Llc
3455-00-250-0770 INTERCHANGEABLE
Cutter,milling,end
4820-00-417-11201/2IN 351T INTERCHANGEABLE
Valve,ball
Portland Valve Llc
5340-00-674-761443-1-1-1 INTERCHANGEABLE
Latch Set,rim
Southco Inc
5950-00-907-7293141554-01 INTERCHANGEABLE
Transformer,power
Ge Aviation Systems Llc
5930-01-318-553543111 INTERCHANGEABLE
Switch Assembly
Parker-Hannifin Corporation Div Gas Turbine Fuel Systems
4820-01-373-959343111 INTERCHANGEABLE
Piston,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5310-01-399-2171N43111 INTERCHANGEABLE
Nut,plain,hexagon
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
4311-1 PRIMARY Omnitron Systems Technology, Inc. Dba Omnitron Systems Technology Inc (USA)
7192669-000 L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West (USA)
Related Parts
5310-00-016-0342INTERCHANGEABLE
WASHER,FLAT
43111
3455-00-250-0770INTERCHANGEABLE
CUTTER,MILLING,END
4820-00-417-1120INTERCHANGEABLE
VALVE,BALL
1/2IN 351T
5340-00-674-7614INTERCHANGEABLE
LATCH SET,RIM
43-1-1-1
5950-00-907-7293INTERCHANGEABLE
TRANSFORMER,POWER
141554-01
5930-01-318-5535INTERCHANGEABLE
SWITCH ASSEMBLY
43111
4820-01-373-9593INTERCHANGEABLE
PISTON,VALVE
43111
5310-01-399-2171INTERCHANGEABLE
NUT,PLAIN,HEXAGON
N43111

Frequently Asked Questions

What is NSN 5998-01-544-7764?

NSN 5998-01-544-7764 is a Interface Unit,auto, manufactured by Omnitron Systems Technology, Inc. Dba Omnitron Systems Technology Inc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-544-7764?

NSN 5998-01-544-7764 has 2 cross-referenced part numbers: 4311-1 (Omnitron Systems Technology, Inc. Dba Omnitron Systems Technology Inc), 7192669-000 (L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West).

What NSN replaces 5998-01-544-7764?

There are 8 known substitutes for 5998-01-544-7764: 5310-00-016-0342, 3455-00-250-0770, 4820-00-417-1120 and 5 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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