PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

703977ACircuit Card Assembly

Hamilton Sundstrand Corporation · NSN 5998-00-136-8020 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-136-8020 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-136-8020. Primary manufacturer part number: 703977A.
Features
  • Circuit Card Assembly — FSC 5998
  • Criticality Code Justification: CBBL
  • Features Provided: ELECTROSTATIC SENSITIVE
  • Criticality Code Justification: CBBL
  • Features Provided: ELECTROSTATIC SENSITIVE
  • 3 verified cross-references
  • Primary manufacturer: Hamilton Sundstrand Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-00-136-8020, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Hamilton Sundstrand Corporation. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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
NSN5998-00-136-8020
Primary Part Number703977A
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerHamilton Sundstrand Corporation
StatusACTIVE
Criticality Code JustificationCBBL
Features ProvidedELECTROSTATIC SENSITIVE
Criticality Code JustificationCBBL
Features ProvidedELECTROSTATIC SENSITIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-405-9090 (3788)
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.2500 lbs
Cube0.1667 cu ft
Verified Substitutes 10
6625-00-405-90903788 SUCCESSOR
Lead,test
Fluke Electronics Corp
Contact,electrical
5998-01-126-62027109183-001 SUCCESSOR
Electronic Components Assembly
Cmc Electronics Inc
6625-01-178-41814950P7001-25 SUCCESSOR
Meter,special Scale
L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division
6625-01-201-6338SCD9-285-16 SUCCESSOR
Meter,special Scale
Eldec Aerospace Corp
6625-01-210-18204950P7001-49 SUCCESSOR
Meter,special Scale
L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division
6625-01-251-34374950P7001-71 SUCCESSOR
Meter,special Scale
L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division
7025-01-279-32361001 SUCCESSOR
Disk Drive Unit
Optimem Sub of Cipher Data Products Inc
6625-00-138-1671 INTERCHANGEABLE
Generator,sweep
5340-00-152-4916703977 INTERCHANGEABLE
Bracket,angle
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
703977A PRIMARY Hamilton Sundstrand Corporation (USA)
1001 Collier Corp Dba Trans-Data Co (USA)
703977 Hamilton Sundstrand Corporation (USA)
Related Parts
SUCCESSOR 6625-00-405-9090 Lead,test · 3788
5999-00-468-3158SUCCESSOR
CONTACT,ELECTRICAL
5998-01-126-6202SUCCESSOR
ELECTRONIC COMPONENTS ASSEMBLY
7109183-001
6625-01-178-4181SUCCESSOR
METER,SPECIAL SCALE
4950P7001-25
6625-01-201-6338SUCCESSOR
METER,SPECIAL SCALE
SCD9-285-16
6625-01-210-1820SUCCESSOR
METER,SPECIAL SCALE
4950P7001-49
6625-01-251-3437SUCCESSOR
METER,SPECIAL SCALE
4950P7001-71
7025-01-279-3236SUCCESSOR
DISK DRIVE UNIT
1001
6625-00-138-1671INTERCHANGEABLE
GENERATOR,SWEEP
5340-00-152-4916INTERCHANGEABLE
BRACKET,ANGLE
703977

Frequently Asked Questions

What is NSN 5998-00-136-8020?

NSN 5998-00-136-8020 is a Circuit Card Assembly, manufactured by Hamilton Sundstrand Corporation, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-136-8020?

NSN 5998-00-136-8020 has 3 cross-referenced part numbers: 703977A (Hamilton Sundstrand Corporation), 1001 (Collier Corp Dba Trans-Data Co), 703977 (Hamilton Sundstrand Corporation).

What NSN replaces 5998-00-136-8020?

There are 10 known substitutes for 5998-00-136-8020: 6625-00-405-9090, 5999-00-468-3158, 5998-01-126-6202 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 703977A?

Key specifications for 703977A: Criticality Code Justification: CBBL; Features Provided: ELECTROSTATIC SENSITIVE; End Item Identification: MISC ELECTRONIC & ELECTRICAL EQUIPMENT; Criticality Code Justification: CBBL. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com