PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

121-207Extender Card,electronic Test

Tricor Systems Inc · NSN 5998-01-257-2702 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-257-2702 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-257-2702. Primary manufacturer part number: 121-207.
Features
  • Extender Card,electronic Test — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: Tricor Systems Inc
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 5998-01-257-2702, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Tricor Systems Inc. This item has 2 commercial cross-references 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
NSN5998-01-257-2702
Primary Part Number121-207
Item NameExtender Card,electronic Test
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerTricor Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJF
Weight0.8000 lbs
Cube0.2814 cu ft
Verified Substitutes 4
4730-00-188-1864A733S-49CFB INTERCHANGEABLE
Nipple,pipe
American Society for Testing and Materials Dba Astm International
5307-00-695-71248331334 INTERCHANGEABLE
Stud,shouldered and Stepped
U S Army Tank Automotive Command Amsta-Im-Mm
5330-01-280-7633121207 INTERCHANGEABLE
Gasket
Continental Machines Inc
1680-01-496-5130 INTERCHANGEABLE
Actuator,mechanical,aircraft
Cross-Reference Index
Part NumberManufacturer
121-207 PRIMARY Tricor Systems Inc (USA)
121-207 REV C Tricor Systems Inc (USA)
Related Parts
4730-00-188-1864INTERCHANGEABLE
NIPPLE,PIPE
A733S-49CFB
5307-00-695-7124INTERCHANGEABLE
STUD,SHOULDERED AND STEPPED
8331334
5330-01-280-7633INTERCHANGEABLE
GASKET
121207
1680-01-496-5130INTERCHANGEABLE
ACTUATOR,MECHANICAL,AIRCRAFT

Frequently Asked Questions

What is NSN 5998-01-257-2702?

NSN 5998-01-257-2702 is a Extender Card,electronic Test, manufactured by Tricor Systems Inc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-257-2702?

NSN 5998-01-257-2702 has 2 cross-referenced part numbers: 121-207 (Tricor Systems Inc), 121-207 REV C (Tricor Systems Inc).

What NSN replaces 5998-01-257-2702?

There are 4 known substitutes for 5998-01-257-2702: 4730-00-188-1864, 5307-00-695-7124, 5330-01-280-7633 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 121-207?

Key specifications for 121-207: Special Features: CONTAINS TWO,219 PIN CONNECTORS FOR CIRCUIT CARD TEST;PHOTOGRAPHIC TEST EQUIPMENT;COGNIZANT SERVICE: USN; End Item Identification: TEST SET,PHOTOGRAPHIC; Special Features: CONTAINS TWO,219 PIN CONNECTORS FOR CIRCUIT CARD TEST;PHOTOGRAPHIC TEST EQUIPMENT;COGNIZANT SERVICE: USN; End Item Identification: TEST SET,PHOTOGRAPHIC. 4 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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