PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

91221Circuit Card Assembly

Tandem Computers Inc · NSN 5998-01-152-9980 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-152-9980 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-152-9980. Primary manufacturer part number: 91221.
Features
  • Circuit Card Assembly — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: Tandem Computers Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-152-9980, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Tandem Computers Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5998-01-152-9980
Primary Part Number91221
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerTandem Computers Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6115-00-103-926791221 INTERCHANGEABLE
Trip,paddle
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
5340-00-482-16814952 INTERCHANGEABLE
Bumper
Atlantic India Rubber Co Inc
5306-01-503-80368310559 INTERCHANGEABLE
Bolt,m5x25
Jlg Industries, Inc.
5340-01-717-258991221 INTERCHANGEABLE
Handle,luggage
Aerovironment, Inc.
Cross-Reference Index
Part NumberManufacturer
91221 Tandem Computers Inc (USA)
190-6385-003 M. S. Kennedy Corp. (USA)
Related Parts
6115-00-103-9267INTERCHANGEABLE
TRIP,PADDLE
91221
5340-00-482-1681INTERCHANGEABLE
BUMPER
4952
5306-01-503-8036INTERCHANGEABLE
BOLT,M5X25
8310559
5340-01-717-2589INTERCHANGEABLE
HANDLE,LUGGAGE
91221

Frequently Asked Questions

What is NSN 5998-01-152-9980?

NSN 5998-01-152-9980 is a Circuit Card Assembly, manufactured by Tandem Computers Inc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-152-9980?

NSN 5998-01-152-9980 has 2 cross-referenced part numbers: 91221 (Tandem Computers Inc), 190-6385-003 (M. S. Kennedy Corp.).

What NSN replaces 5998-01-152-9980?

There are 4 known substitutes for 5998-01-152-9980: 6115-00-103-9267, 5340-00-482-1681, 5306-01-503-8036 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 91221?

Key specifications for 91221: Special Features: CAPACITOR 25,COIL 4,DIODE 8,MICROCIRCUIT 21,PRINTED WIRING BOARD 1,RESISTOR 50; Overall Height: 0.438 INCHES NOMINAL IN; Overall Length: 5.375 INCHES NOMINAL IN; Overall Width: 5.000 INCHES NOMINAL IN. 8 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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