PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21633Indicator,miniature

Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems · NSN 6610-00-544-5548 · FSC 6610 · No Item Name Available
Verified by PartsTable
NSN 6610-00-544-5548 — this item is cataloged by the U.S. Government under National Stock Number 6610-00-544-5548. Primary manufacturer part number: 21633.
Features
  • Indicator,miniature — FSC 6610
  • 1 verified cross-reference
  • Primary manufacturer: Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Indicator,miniature, cataloged under National Stock Number 6610-00-544-5548, is classified within Federal Supply Class 6610 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameIndicator,miniature
FSC / FSG6610 — No Item Name Available (FSG 66)
ManufacturersUndersea Sensor Systems Inc Div Ultra Sonobuoy Systems (CAGE 50027)
Technical Specifications
ParameterValue
NSN6610-00-544-5548
Primary Part Number21633
Item NameIndicator,miniature
FSC / FSG6610 / 66 — No Item Name Available
ManufacturerUndersea Sensor Systems Inc Div Ultra Sonobuoy Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5310-00-011-4618 INTERCHANGEABLE
Washer,lock
3110-00-101-10045EX13 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Oshkosh Defense Llc
4820-00-135-54702680210 INTERCHANGEABLE
Valve,check
Parker Hannifin Corporation Div Aerospace Group Headquarters
5330-00-285-1332 INTERCHANGEABLE
Seal,plain Encased
9540-01-072-0175 INTERCHANGEABLE
Beam,structural
6105-01-211-000621633 INTERCHANGEABLE
Stator,motor
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
3950-01-257-073221633-3187 INTERCHANGEABLE
Winch,drum,power Operated
Calgon Carbon Uv Technologies Llc Dba Hyde Marine
5340-01-327-921521633 INTERCHANGEABLE
Disk,solid,plain
Parker Hannifin Corporation Div Hydraulic Systems Division
4320-01-459-004321633 INTERCHANGEABLE
Parts Kit,centrifugal Pump
Hypro Llc
Cross-Reference Index
Part NumberManufacturer
21633 PRIMARY Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA)
Related Parts
5310-00-011-4618INTERCHANGEABLE
WASHER,LOCK
3110-00-101-1004INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
5EX13
4820-00-135-5470INTERCHANGEABLE
VALVE,CHECK
2680210
5330-00-285-1332INTERCHANGEABLE
SEAL,PLAIN ENCASED
9540-01-072-0175INTERCHANGEABLE
BEAM,STRUCTURAL
6105-01-211-0006INTERCHANGEABLE
STATOR,MOTOR
21633
3950-01-257-0732INTERCHANGEABLE
WINCH,DRUM,POWER OPERATED
21633-3187
5340-01-327-9215INTERCHANGEABLE
DISK,SOLID,PLAIN
21633
4320-01-459-0043INTERCHANGEABLE
PARTS KIT,CENTRIFUGAL PUMP
21633

Frequently Asked Questions

What is NSN 6610-00-544-5548?

NSN 6610-00-544-5548 is a Indicator,miniature, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 6610 (No Item Name Available). Status: active.

What are the part numbers for NSN 6610-00-544-5548?

NSN 6610-00-544-5548 has 1 cross-referenced part number: 21633 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems).

What NSN replaces 6610-00-544-5548?

There are 9 known substitutes for 6610-00-544-5548: 5310-00-011-4618, 3110-00-101-1004, 4820-00-135-5470 and 6 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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