PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45121Interface Unit,automatic Data Pr

Extreme Networks, Inc · NSN 7025-01-642-1899 · FSC 7025 · No Item Name Available
Verified by PartsTable
NSN 7025-01-642-1899 — this item is cataloged by the U.S. Government under National Stock Number 7025-01-642-1899. Primary manufacturer part number: 45121.
Features
  • Interface Unit,automatic Data Pr — FSC 7025
  • Power Source: EXTERNAL
  • Power Source: EXTERNAL
  • 1 verified cross-reference
  • Primary manufacturer: Extreme Networks, Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Interface Unit,automatic Data Pr, cataloged under National Stock Number 7025-01-642-1899, is classified within Federal Supply Class 7025 (No Item Name Available) of the General Purpose ADP Equipment group. The primary manufacturer of record is Extreme Networks, Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN7025-01-642-1899
Primary Part Number45121
Item NameInterface Unit,automatic Data Pr
FSC / FSG7025 / 70 — No Item Name Available
ManufacturerExtreme Networks, Inc
StatusACTIVE
Power SourceEXTERNAL
Power SourceEXTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5365-00-050-7939 INTERCHANGEABLE
Plug,machine Thread
4310-00-397-312645121 INTERCHANGEABLE
Ring,piston
Leroi International Inc Dba Compair Leroi
3455-00-455-9096B-12 INTERCHANGEABLE
Cutter,milling,end
Pohl Tool Co
5955-00-795-462245121 INTERCHANGEABLE
Oscillating Group
L3harris Technologies, Inc. Div Space and Airborne Systems
5110-01-011-3881 INTERCHANGEABLE
Stripper,wire,hand
2510-01-096-949645121 INTERCHANGEABLE
Spring Assembly,leaf
Hme, Inc. Dba Hme Ahrens-Fox
5365-01-238-0422 INTERCHANGEABLE
Ring,special
5930-01-322-451345121 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
5930-01-354-9794 INTERCHANGEABLE
Switch,toggle
3455-01-365-1664307-13 INTERCHANGEABLE
Cutter,milling,side
Kennametal Inc. Div Kennametal Industrial Products Group
Cross-Reference Index
Part NumberManufacturer
45121 PRIMARY Extreme Networks, Inc (USA)
Related Parts
5365-00-050-7939INTERCHANGEABLE
PLUG,MACHINE THREAD
4310-00-397-3126INTERCHANGEABLE
RING,PISTON
45121
3455-00-455-9096INTERCHANGEABLE
CUTTER,MILLING,END
B-12
5955-00-795-4622INTERCHANGEABLE
OSCILLATING GROUP
45121
5110-01-011-3881INTERCHANGEABLE
STRIPPER,WIRE,HAND
2510-01-096-9496INTERCHANGEABLE
SPRING ASSEMBLY,LEAF
45121
5365-01-238-0422INTERCHANGEABLE
RING,SPECIAL
5930-01-322-4513INTERCHANGEABLE
SWITCH,FLOW
45121
5930-01-354-9794INTERCHANGEABLE
SWITCH,TOGGLE
3455-01-365-1664INTERCHANGEABLE
CUTTER,MILLING,SIDE
307-13
5340-01-432-4007INTERCHANGEABLE
STRAP,RETAINING
45121
5305-01-591-5777INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
45121

Frequently Asked Questions

What is NSN 7025-01-642-1899?

NSN 7025-01-642-1899 is a Interface Unit,automatic Data Pr, manufactured by Extreme Networks, Inc, classified under FSC 7025 (No Item Name Available). Status: active.

What are the part numbers for NSN 7025-01-642-1899?

NSN 7025-01-642-1899 has 1 cross-referenced part number: 45121 (Extreme Networks, Inc).

What NSN replaces 7025-01-642-1899?

There are 12 known substitutes for 7025-01-642-1899: 5365-00-050-7939, 4310-00-397-3126, 3455-00-455-9096 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45121?

Key specifications for 45121: Power Source: EXTERNAL; Part Name Assigned by Controlling Agency: NETWORK CONVERGENCE SWITCH; Special Features: 16 PORT 1000BASE-X MODULE WITH 16 UNPOPULATED MINI-GBIC 1000BASE-X PORTS (SFP); Power Source: EXTERNAL. 6 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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