PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

714-056Circuit Card Assembly

Efratom Time & Frequency Products, Inc Dba Datum - Irvine Div Datum - Irvine · NSN 5998-01-220-4896 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-220-4896 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-220-4896. Primary manufacturer part number: 714-056.
Features
  • Circuit Card Assembly — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Efratom Time & Frequency Products, Inc Dba Datum - Irvine Div Datum - Irvine
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-220-4896, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Efratom Time & Frequency Products, Inc Dba Datum - Irvine Div Datum - Irvine. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-220-4896
Primary Part Number714-056
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerEfratom Time & Frequency Products, Inc Dba Datum - Irvine Div Datum - Irvine
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeAR
Unit of IssueEA
SMR CodeCH
Verified Substitutes 3
5945-00-503-6521714056 INTERCHANGEABLE
Solenoid,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5990-00-504-8757 INTERCHANGEABLE
Resolver,electrical
5330-01-194-0467714056 INTERCHANGEABLE
Seal,plain
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
Cross-Reference Index
Part NumberManufacturer
714-056 PRIMARY Efratom Time & Frequency Products, Inc Dba Datum - Irvine Div Datum - Irvine (USA)
Related Parts
5945-00-503-6521INTERCHANGEABLE
SOLENOID,ELECTRICAL
714056
5990-00-504-8757INTERCHANGEABLE
RESOLVER,ELECTRICAL
5330-01-194-0467INTERCHANGEABLE
SEAL,PLAIN
714056

Frequently Asked Questions

What is NSN 5998-01-220-4896?

NSN 5998-01-220-4896 is a Circuit Card Assembly, manufactured by Efratom Time & Frequency Products, Inc Dba Datum - Irvine Div Datum - Irvine, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-220-4896?

NSN 5998-01-220-4896 has 1 cross-referenced part number: 714-056 (Efratom Time & Frequency Products, Inc Dba Datum - Irvine Div Datum - Irvine).

What NSN replaces 5998-01-220-4896?

There are 3 known substitutes for 5998-01-220-4896: 5945-00-503-6521, 5990-00-504-8757, 5330-01-194-0467. Verify interchangeability with system specifications before substitution.

What are the specifications of 714-056?

Key specifications for 714-056: Overall Length: 7.000 INCHES NOMINAL IN; End Item Identification: ACFT MODEL E-2C; Special Features: PRINTED WIRING BOARD 1; CAPACITOR,FIXED 1; SEMICONDUCTOR DEVICE 6; TRANSISTOR 4; RESISTOR,FIXED 15; RESISTOR,VARIABLE 1; Overall Width: 5.000 INCHES NOMINAL IN. 10 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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