PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

E22Circuit Card Assembly

Lockheed Martin Sippican, Inc. Div Communication Division · NSN 5998-01-291-8776 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-291-8776 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-291-8776. Primary manufacturer part number: E22.
Features
  • Circuit Card Assembly — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Lockheed Martin Sippican, Inc. Div Communication Division
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-291-8776, 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 Sippican, Inc. Div Communication Division. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-291-8776
Primary Part NumberE22
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerLockheed Martin Sippican, Inc. Div Communication Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality Code00
Unit of IssueEA
SMR CodeCH
Weight0.5000 lbs
Cube0.0087 cu ft
Verified Substitutes 4
3110-00-100-8538D22 INTERCHANGEABLE
Bearing,ball,thrust
Gwilliam Company, Inc. Div Ball & Roller Bearing Division
5999-00-242-495536021 INTERCHANGEABLE
Clip,electrical
Beta Labs Inc a-B and Millen Mfg Div
5930-01-045-9660 INTERCHANGEABLE
Switch,sensitive
5342-01-171-7927 INTERCHANGEABLE
Plug
Cross-Reference Index
Part NumberManufacturer
E22 PRIMARY Lockheed Martin Sippican, Inc. Div Communication Division (USA)
Related Parts
3110-00-100-8538INTERCHANGEABLE
BEARING,BALL,THRUST
D22
5999-00-242-4955INTERCHANGEABLE
CLIP,ELECTRICAL
36021
5930-01-045-9660INTERCHANGEABLE
SWITCH,SENSITIVE
5342-01-171-7927INTERCHANGEABLE
PLUG

Frequently Asked Questions

What is NSN 5998-01-291-8776?

NSN 5998-01-291-8776 is a Circuit Card Assembly, manufactured by Lockheed Martin Sippican, Inc. Div Communication Division, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-291-8776?

NSN 5998-01-291-8776 has 1 cross-referenced part number: E22 (Lockheed Martin Sippican, Inc. Div Communication Division).

What NSN replaces 5998-01-291-8776?

There are 4 known substitutes for 5998-01-291-8776: 3110-00-100-8538, 5999-00-242-4955, 5930-01-045-9660 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of E22?

Key specifications for E22: End Item Identification: CU-2364/BRR; End Item Identification: CU-2364/BRR. 2 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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