PartsTable TECHNICAL DATA SHEET
OCTOBER 2026Technical Data Sheet

21601Circuit Card Assembly

Ocean Technology Inc · NSN 5998-01-074-2509 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-074-2509 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-074-2509. Primary manufacturer part number: 21601.
Features
  • Circuit Card Assembly — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Ocean Technology 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 5998-01-074-2509, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Ocean Technology Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the government interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-074-2509
Primary Part Number21601
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerOcean Technology Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality Code00
Unit of IssueEA
SMR CodeCE
Weight0.8000 lbs
Cube0.0271 cu ft
⇄ Verified Substitutes 12
3110-00-198-1050 INTERCHANGEABLE
Ball,bearing
6515-00-386-977221601 INTERCHANGEABLE
Otoscope
Welch Allyn, Inc.
2010-00-395-1701FSBA57CPC2-1601 INTERCHANGEABLE
Housing,gear
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
6645-00-837-2267034701 INTERCHANGEABLE
Timer,interval
Miller Electric Mfg. Llc
4470-00-951-5042 INTERCHANGEABLE
Ball,relief
5975-01-066-64948224 INTERCHANGEABLE
Coupling,electrical Conduit
Abb Installation Products Inc
5975-01-201-140521601 INTERCHANGEABLE
Mounting Base,electrical Equipme
Kurz & Root Generator Company, Llc
3110-01-288-503221601 INTERCHANGEABLE
Ball,bearing
Grove Valve Operations
1650-01-327-389421601 INTERCHANGEABLE
Seat,piston
Parker Hannifin Corporation Div Hydraulic Systems Division
5315-01-356-160321601 INTERCHANGEABLE
Pin,straight,headless
Eaton Corp Hydraulics Div
Cross-Reference Index
Part NumberManufacturer
21601 Ocean Technology Inc (USA)
Related Parts
3110-00-198-1050INTERCHANGEABLE
BALL,BEARING
6515-00-386-9772INTERCHANGEABLE
OTOSCOPE
21601
2010-00-395-1701INTERCHANGEABLE
HOUSING,GEAR
FSBA57CPC2-1601
6645-00-837-2267INTERCHANGEABLE
TIMER,INTERVAL
034701
4470-00-951-5042INTERCHANGEABLE
BALL,RELIEF
5975-01-066-6494INTERCHANGEABLE
COUPLING,ELECTRICAL CONDUIT
8224
5975-01-201-1405INTERCHANGEABLE
MOUNTING BASE,ELECTRICAL EQUIPME
21601
3110-01-288-5032INTERCHANGEABLE
BALL,BEARING
21601
1650-01-327-3894INTERCHANGEABLE
SEAT,PISTON
21601
5315-01-356-1603INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
21601
5945-01-438-0092INTERCHANGEABLE
RELAY,SOLID STATE
21-601
6920-01-543-0355INTERCHANGEABLE
SIMULATOR SYSTEM,FIRING,LASER
21601

Frequently Asked Questions

What is NSN 5998-01-074-2509?

NSN 5998-01-074-2509 is a Circuit Card Assembly, manufactured by Ocean Technology Inc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-074-2509?

NSN 5998-01-074-2509 has 1 cross-referenced part number: 21601 (Ocean Technology Inc).

What NSN replaces 5998-01-074-2509?

There are 12 known substitutes for 5998-01-074-2509: 3110-00-198-1050, 6515-00-386-9772, 2010-00-395-1701 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21601?

Key specifications for 21601: Overall Width: 4.750 INCHES NOMINAL IN; Overall Length: 6.375 INCHES NOMINAL IN; Special Features: BUS BAR 3,CAPACITOR 31,CONNECTOR 1,MICROCIRCUIT 16,PRINTED WIRING BOARD 1,RESISTOR 34,TERMINAL,STUD 5; Overall Height: 0.487 INCHES MAXIMUM 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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