PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21722Circuit Card Assembly

L3 Technologies, Inc. Div Communication Systems-West · NSN 5998-01-131-7379 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-131-7379 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-131-7379. Primary manufacturer part number: 21722.
Features
  • Circuit Card Assembly — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: L3 Technologies, Inc. Div Communication Systems-West
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-131-7379, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3 Technologies, Inc. Div Communication Systems-West. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-131-7379
Primary Part Number21722
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerL3 Technologies, Inc. Div Communication Systems-West
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeT
Unit of IssueEA
SMR CodeZT
Weight1.0000 lbs
Cube0.2552 cu ft
Verified Substitutes 10
5331-00-297-6045AS568B132 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
2040-00-841-8822 INTERCHANGEABLE
Parts Kit
6610-01-165-21032172-2 INTERCHANGEABLE
Indicator,air Speed
Kearflex Engineering Company
5815-01-171-1634 INTERCHANGEABLE
Punch Mechanism Ass
5365-01-354-367121722 INTERCHANGEABLE
Spacer,plate
Eaton Corp Hydraulics Div
5950-01-388-6788 INTERCHANGEABLE
Transformer,current
5340-01-476-046721722 INTERCHANGEABLE
Bracket,angle
Truck-Lite Co., Llc
1650-01-485-000221724 INTERCHANGEABLE
Mounting Flange Sub
Parker-Hannifin Corporation Dba Control Systems Division
5365-01-508-733121722 INTERCHANGEABLE
Bushing,nonmetallic
Howden American Fan Company Dba American Fan Co Div Howden Usa Company
6515-01-591-9306625DZ INTERCHANGEABLE
Support,arm and Shoulder
Joslin Orthopedic Gear
Cross-Reference Index
Part NumberManufacturer
21722 PRIMARY L3 Technologies, Inc. Div Communication Systems-West (USA)
Related Parts
5331-00-297-6045INTERCHANGEABLE
O-RING
AS568B132
2040-00-841-8822INTERCHANGEABLE
PARTS KIT
6610-01-165-2103INTERCHANGEABLE
INDICATOR,AIR SPEED
2172-2
5815-01-171-1634INTERCHANGEABLE
PUNCH MECHANISM ASS
5365-01-354-3671INTERCHANGEABLE
SPACER,PLATE
21722
5950-01-388-6788INTERCHANGEABLE
TRANSFORMER,CURRENT
5340-01-476-0467INTERCHANGEABLE
BRACKET,ANGLE
21722
1650-01-485-0002INTERCHANGEABLE
MOUNTING FLANGE SUB
21724
5365-01-508-7331INTERCHANGEABLE
BUSHING,NONMETALLIC
21722
6515-01-591-9306INTERCHANGEABLE
SUPPORT,ARM AND SHOULDER
625DZ

Frequently Asked Questions

What is NSN 5998-01-131-7379?

NSN 5998-01-131-7379 is a Circuit Card Assembly, manufactured by L3 Technologies, Inc. Div Communication Systems-West, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-131-7379?

NSN 5998-01-131-7379 has 1 cross-referenced part number: 21722 (L3 Technologies, Inc. Div Communication Systems-West).

What NSN replaces 5998-01-131-7379?

There are 10 known substitutes for 5998-01-131-7379: 5331-00-297-6045, 2040-00-841-8822, 6610-01-165-2103 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21722?

Key specifications for 21722: End Item Identification: 6625-01-114-7220; Part Name Assigned by Controlling Agency: TEST SET; Special Features: PLUG-IN MOUNTING, 18 RECEPTCLES; End Item Identification: 6625-01-114-7220. 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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