PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1000-5091Extender Card,electronic Test

Western Multiplex Corp · NSN 5998-01-441-6444 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-441-6444 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-441-6444. Primary manufacturer part number: 1000-5091.
Features
  • Extender Card,electronic Test — FSC 5998
  • Connector Quantity: 1
  • Connector Manufacturer Part Number: 1000-5019 AND 5091
  • Connector Manufacturer Code: 61376
  • Connector Quantity: 1
  • Connector Manufacturer Part Number: 1000-5019 AND 5091
  • Connector Manufacturer Code: 61376
  • 2 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Extender Card,electronic Test, cataloged under National Stock Number 5998-01-441-6444, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Western Multiplex Corp. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN5998-01-441-6444
Primary Part Number1000-5091
Item NameExtender Card,electronic Test
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerWestern Multiplex Corp
StatusACTIVE
Connector Quantity1
Connector Manufacturer Part Number1000-5019 AND 5091
Connector Manufacturer Code61376
Connector Quantity1
Connector Manufacturer Part Number1000-5019 AND 5091
Connector Manufacturer Code61376
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6145-01-112-62095091 HARD DRAWN SUCCESSOR
Braid,wire
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
6685-00-027-717235-1009-SW-02B-XFW-0/5000LB INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
2520-00-128-11175091 INTERCHANGEABLE
Shifter Fork,vehicular
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5330-00-286-6868ID 1.625IN X OD 2.374 X .50IN W INTERCHANGEABLE
Seal,plain Encased
Defense Logistics Agency Dba Defense Supply Center Philadelphia
5305-00-368-96815091 INTERCHANGEABLE
Screw,machine
Smith & Wesson Sales Company
2990-00-430-065750-91 INTERCHANGEABLE
Crank
Dresser Industries Inc Leroi Div
2805-00-516-72204650517 INTERCHANGEABLE
Valve,poppet,engine
Agco Corp Parts Opn
5305-00-622-110203091B000 INTERCHANGEABLE
Screw,slide Plate
Smith & Wesson Sales Company
4320-00-670-13335091 INTERCHANGEABLE
Parts Kit,pump Unit,reciprocatin
Hydro-Aire Aerospace Corp
5985-01-028-3231 INTERCHANGEABLE
Waveguide Assembly
Cross-Reference Index
Part NumberManufacturer
1000-5091 PRIMARY Western Multiplex Corp (USA)
5091 Western Multiplex Corp (USA)
Related Parts
6145-01-112-6209SUCCESSOR
BRAID,WIRE
5091 HARD DRAWN
6685-00-027-7172INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
35-1009-SW-02B-XFW-0/5000LB
2520-00-128-1117INTERCHANGEABLE
SHIFTER FORK,VEHICULAR
5091
5330-00-286-6868INTERCHANGEABLE
SEAL,PLAIN ENCASED
ID 1.625IN X OD 2.374 X .50IN W
5305-00-368-9681INTERCHANGEABLE
SCREW,MACHINE
5091
2990-00-430-0657INTERCHANGEABLE
CRANK
50-91
2805-00-516-7220INTERCHANGEABLE
VALVE,POPPET,ENGINE
4650517
5305-00-622-1102INTERCHANGEABLE
SCREW,SLIDE PLATE
03091B000
4320-00-670-1333INTERCHANGEABLE
PARTS KIT,PUMP UNIT,RECIPROCATIN
5091
5985-01-028-3231INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
6240-01-257-2153INTERCHANGEABLE
LAMP,INCANDESCENT
106
5935-01-438-3210INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL

Frequently Asked Questions

What is NSN 5998-01-441-6444?

NSN 5998-01-441-6444 is a Extender Card,electronic Test, manufactured by Western Multiplex Corp, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-441-6444?

NSN 5998-01-441-6444 has 2 cross-referenced part numbers: 1000-5091 (Western Multiplex Corp), 5091 (Western Multiplex Corp).

What NSN replaces 5998-01-441-6444?

There are 12 known substitutes for 5998-01-441-6444: 6145-01-112-6209, 6685-00-027-7172, 2520-00-128-1117 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1000-5091?

Key specifications for 1000-5091: Connector Quantity: 1; Connector Manufacturer Part Number: 1000-5019 AND 5091; Connector Manufacturer Code: 61376; End Item Identification: MOB MICROWAVE COMMUNICATIONS SYSTEM. 8 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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