PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5550-1513-1BProbe Holder,ocular Scanner

Sonomed, Inc. Dba Sonomed Escalon · NSN 6540-01-550-2189 · FSC 6540 · No Item Name Available
Verified by PartsTable
NSN 6540-01-550-2189 — this item is cataloged by the U.S. Government under National Stock Number 6540-01-550-2189. Primary manufacturer part number: 5550-1513-1B.
Features
  • Probe Holder,ocular Scanner — FSC 6540
  • 3 verified cross-references
  • Primary manufacturer: Sonomed, Inc. Dba Sonomed Escalon
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Probe Holder,ocular Scanner, cataloged under National Stock Number 6540-01-550-2189, is classified within Federal Supply Class 6540 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Sonomed, Inc. Dba Sonomed Escalon. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6540-01-550-2189
Primary Part Number5550-1513-1B
Item NameProbe Holder,ocular Scanner
FSC / FSG6540 / 65 — No Item Name Available
ManufacturerSonomed, Inc. Dba Sonomed Escalon
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5325-00-185-0004 INTERCHANGEABLE
Grommet,nonmetallic
5360-00-329-7326 INTERCHANGEABLE
Spring,helical Comp
8115-00-360-28582858 INTERCHANGEABLE
Box,shipping
Connecticut Container Corp. Dba Connecticut Container Corp
5330-00-579-6614 INTERCHANGEABLE
Gasket
2530-00-616-80666168066 INTERCHANGEABLE
Lever Assy,brake
U S Army Tank Automotive Command Amsta-Im-Mm
5950-00-648-1140 INTERCHANGEABLE
Coil,radio Frequency
5940-01-010-99632858 INTERCHANGEABLE
Terminal Board
Mission Systems Davenport Inc.
5930-01-011-41702858 INTERCHANGEABLE
Switch,code Indicating Wheel
Janco Corporation Dba Janco Corp Div Mason Controls
4330-01-151-389636-5505 INTERCHANGEABLE
Filter,density
Davidson Optronics Inc. Dba Doi Venture
4130-01-176-2436 INTERCHANGEABLE
Bearing and Shaft Assembly
Cross-Reference Index
Part NumberManufacturer
2858 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
5550-1513-1B PRIMARY Sonomed, Inc. Dba Sonomed Escalon (USA)
6540NCM071204 Defense Medical Standardization Board (USA)
Related Parts
5325-00-185-0004INTERCHANGEABLE
GROMMET,NONMETALLIC
5360-00-329-7326INTERCHANGEABLE
SPRING,HELICAL COMP
8115-00-360-2858INTERCHANGEABLE
BOX,SHIPPING
2858
5330-00-579-6614INTERCHANGEABLE
GASKET
2530-00-616-8066INTERCHANGEABLE
LEVER ASSY,BRAKE
6168066
5950-00-648-1140INTERCHANGEABLE
COIL,RADIO FREQUENCY
5940-01-010-9963INTERCHANGEABLE
TERMINAL BOARD
2858
5930-01-011-4170INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
2858
4330-01-151-3896INTERCHANGEABLE
FILTER,DENSITY
36-5505
4130-01-176-2436INTERCHANGEABLE
BEARING AND SHAFT ASSEMBLY
5330-01-376-9704INTERCHANGEABLE
GASKET
2858
5935-01-560-5455INTERCHANGEABLE
CLAMP,CABLE,ELECTRICAL CONNECTOR
SC5

Frequently Asked Questions

What is NSN 6540-01-550-2189?

NSN 6540-01-550-2189 is a Probe Holder,ocular Scanner, manufactured by Sonomed, Inc. Dba Sonomed Escalon, classified under FSC 6540 (No Item Name Available). Status: active.

What are the part numbers for NSN 6540-01-550-2189?

NSN 6540-01-550-2189 has 3 cross-referenced part numbers: 2858 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia), 5550-1513-1B (Sonomed, Inc. Dba Sonomed Escalon), 6540NCM071204 (Defense Medical Standardization Board).

What NSN replaces 6540-01-550-2189?

There are 12 known substitutes for 6540-01-550-2189: 5325-00-185-0004, 5360-00-329-7326, 8115-00-360-2858 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5550-1513-1B?

Key specifications for 5550-1513-1B: Special Features: PROBE HOLDER B, FOR THE SCANNER ULTRASONIC OCULAR , NSN 6540-01-486-3181 IN UAN315 IN; Part Name Assigned by Controlling Agency: PROBE HOLDER B F/ SCANNER ULTRASONIC OCULAR; End Item Identification: SCANNER ULTRASONIC OCULAR, NSN 6540-01-486-3181. 3 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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