PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18310Ophthalmoscope,retinoscope,and T

Welch Allyn, Inc. · NSN 6540-01-467-0540 · FSC 6540 · No Item Name Available
Verified by PartsTable
NSN 6540-01-467-0540 — this item is cataloged by the U.S. Government under National Stock Number 6540-01-467-0540. Primary manufacturer part number: 18310.
Features
  • Ophthalmoscope,retinoscope,and T — FSC 6540
  • 3 verified cross-references
  • Primary manufacturer: Welch Allyn, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ophthalmoscope,retinoscope,and T, cataloged under National Stock Number 6540-01-467-0540, 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 Welch Allyn, Inc.. 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.

Technical Specifications
ParameterValue
NSN6540-01-467-0540
Primary Part Number18310
Item NameOphthalmoscope,retinoscope,and T
FSC / FSG6540 / 65 — No Item Name Available
ManufacturerWelch Allyn, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-036-176218-3-10 INTERCHANGEABLE
Disk,valve
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
5950-00-086-8840 INTERCHANGEABLE
Coil,radio Frequency
5950-00-135-074718310 INTERCHANGEABLE
Transformer,power
Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems
1650-00-321-209118310 INTERCHANGEABLE
Disk,valve
Parker-Hannifin Corporation Dba Control Systems Division
5133-00-838-5245 INTERCHANGEABLE
Drill,twist
5940-00-983-6131 INTERCHANGEABLE
Terminal Board
5950-00-998-4258546737 INTERCHANGEABLE
Transformer,power
Cae Usa Inc.
5961-01-084-6735 INTERCHANGEABLE
Semiconductor Device Assembly
6660-01-423-6632 INTERCHANGEABLE
Propeller Torque Disc
6660-01-443-111218310 INTERCHANGEABLE
Disc,torque,wind
R. M. Young Company Llc
Cross-Reference Index
Part NumberManufacturer
18310 Welch Allyn (uk) Ltd (GBR)
18310 PRIMARY Welch Allyn, Inc. (USA)
18314-V Seward Medical Ltd T/a Seaward Thackray (GBR)
Related Parts
4820-00-036-1762INTERCHANGEABLE
DISK,VALVE
18-3-10
5950-00-086-8840INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-00-135-0747INTERCHANGEABLE
TRANSFORMER,POWER
18310
1650-00-321-2091INTERCHANGEABLE
DISK,VALVE
18310
5133-00-838-5245INTERCHANGEABLE
DRILL,TWIST
5940-00-983-6131INTERCHANGEABLE
TERMINAL BOARD
5950-00-998-4258INTERCHANGEABLE
TRANSFORMER,POWER
546737
5961-01-084-6735INTERCHANGEABLE
SEMICONDUCTOR DEVICE ASSEMBLY
6660-01-423-6632INTERCHANGEABLE
PROPELLER TORQUE DISC
6660-01-443-1112INTERCHANGEABLE
DISC,TORQUE,WIND
18310
8105-01-525-8666INTERCHANGEABLE
BAG,PLASTIC
183-10
6635-01-661-5081INTERCHANGEABLE
REFERENCE STANDARD,PHYSICAL PROP
18310

Frequently Asked Questions

What is NSN 6540-01-467-0540?

NSN 6540-01-467-0540 is a Ophthalmoscope,retinoscope,and T, manufactured by Welch Allyn, Inc., classified under FSC 6540 (No Item Name Available). Status: active.

What are the part numbers for NSN 6540-01-467-0540?

NSN 6540-01-467-0540 has 3 cross-referenced part numbers: 18310 (Welch Allyn (uk) Ltd), 18310 (Welch Allyn, Inc.), 18314-V (Seward Medical Ltd T/a Seaward Thackray).

What NSN replaces 6540-01-467-0540?

There are 12 known substitutes for 6540-01-467-0540: 4820-00-036-1762, 5950-00-086-8840, 5950-00-135-0747 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18310?

Key specifications for 18310: Special Features: HARD CASE SET INCLUDES 18200, 11710, 71000 AND 05820. 1 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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