PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2961Extender Card,electronic Test

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5998-01-264-9368 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-264-9368 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-264-9368. Primary manufacturer part number: 2961.
Features
  • Extender Card,electronic Test — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Lockheed Martin Corporation Div Rms - Mitchel Field
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 5998-01-264-9368, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. 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. Unit of issue: EA.

Catalog Facts
Item NameExtender Card,electronic Test
FSC / FSG5998 — Circuit Card Assembly (FSG 59)
ManufacturersLockheed Martin Corporation Div Rms - Mitchel Field (CAGE 56232)
Technical Specifications
ParameterValue
NSN5998-01-264-9368
Primary Part Number2961
Item NameExtender Card,electronic Test
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 12
5120-00-032-94602961 INTERCHANGEABLE
Wrench,engine
Allison Transmission Inc Dba Allison Transmission, Inc
5961-00-103-3844 INTERCHANGEABLE
Transistor
5961-00-235-9431D2961-7 INTERCHANGEABLE
Transistor
Crown Audio, Inc. Dba Crown International
7350-00-242-5110 INTERCHANGEABLE
Pan,mess Kit
4030-00-354-6970456V87 INTERCHANGEABLE
Shackle
Young Corp Affil of Isaacson Steel Co
4820-00-406-66022961 INTERCHANGEABLE
Valve,safety Relief
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5950-00-586-6996718899-043 INTERCHANGEABLE
Reactor
Raytheon Company Dba Raytheon
5930-01-011-3346 INTERCHANGEABLE
Switch Assembly
6210-01-125-5138296-1 INTERCHANGEABLE
Control,electric Light
Astronics Advanced Electronic Systems Corp. Dba Astronics Advanced Electronic Systems
2940-01-128-1613219157MD33 INTERCHANGEABLE
Filter Element,intake Air Cleane
Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations
Cross-Reference Index
Part NumberManufacturer
2961 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
5120-00-032-9460INTERCHANGEABLE
WRENCH,ENGINE
2961
5961-00-103-3844INTERCHANGEABLE
TRANSISTOR
5961-00-235-9431INTERCHANGEABLE
TRANSISTOR
D2961-7
7350-00-242-5110INTERCHANGEABLE
PAN,MESS KIT
4030-00-354-6970INTERCHANGEABLE
SHACKLE
456V87
4820-00-406-6602INTERCHANGEABLE
VALVE,SAFETY RELIEF
2961
5950-00-586-6996INTERCHANGEABLE
REACTOR
718899-043
5930-01-011-3346INTERCHANGEABLE
SWITCH ASSEMBLY
6210-01-125-5138INTERCHANGEABLE
CONTROL,ELECTRIC LIGHT
296-1
2940-01-128-1613INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
219157MD33
4730-01-143-4060INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
2-961
6110-01-265-8712INTERCHANGEABLE
CONTROLLER,MOTOR
2961

Frequently Asked Questions

What is NSN 5998-01-264-9368?

NSN 5998-01-264-9368 is a Extender Card,electronic Test, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-264-9368?

NSN 5998-01-264-9368 has 1 cross-referenced part number: 2961 (Lockheed Martin Corporation Div Rms - Mitchel Field).

What NSN replaces 5998-01-264-9368?

There are 12 known substitutes for 5998-01-264-9368: 5120-00-032-9460, 5961-00-103-3844, 5961-00-235-9431 and 9 more. Verify interchangeability with system specifications before substitution.

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