PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B1043Bulb,keratometer

Lombart Brothers, Inc. · NSN 6515-01-348-5285 · FSC 6515 · No Item Name Available
Verified by PartsTable
NSN 6515-01-348-5285 — this item is cataloged by the U.S. Government under National Stock Number 6515-01-348-5285. Primary manufacturer part number: B1043.
Features
  • Bulb,keratometer — FSC 6515
  • 4 verified cross-references
  • Primary manufacturer: Lombart Brothers, Inc.
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Bulb,keratometer, cataloged under National Stock Number 6515-01-348-5285, is classified within Federal Supply Class 6515 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Lombart Brothers, Inc.. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6515-01-348-5285
Primary Part NumberB1043
Item NameBulb,keratometer
FSC / FSG6515 / 65 — No Item Name Available
ManufacturerLombart Brothers, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 7
5905-00-296-75093-4A INTERCHANGEABLE
Resistor,current Regulating
Amperite Co Inc
5331-00-315-926434A INTERCHANGEABLE
O-Ring
Wakmann Watch Company Inc
5950-00-898-5048505432-1 INTERCHANGEABLE
Transformer
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
6625-01-210-3394196UE INTERCHANGEABLE
Indicator,phase Sequence
Sunshine Scientific Instrument Inc
5950-01-218-7879167777 INTERCHANGEABLE
Coil,electrical
Lockheed Martin Corporation Div Rms - Mitchel Field
3439-01-260-533134A INTERCHANGEABLE
Insulator,nozzle
Tweco Products Inc
6240-01-280-3382 INTERCHANGEABLE
Lamp,incandescent
Cross-Reference Index
Part NumberManufacturer
B1043 PRIMARY Lombart Brothers, Inc. (USA)
34A Southeast Ophthalmic Instruments Inc (USA)
F91H470 Air Force Medical Logistics Office (USA)
91-9-17-59 DM Air Force Medical Logistics Office (USA)
Related Parts
5905-00-296-7509INTERCHANGEABLE
RESISTOR,CURRENT REGULATING
3-4A
5331-00-315-9264INTERCHANGEABLE
O-RING
34A
5950-00-898-5048INTERCHANGEABLE
TRANSFORMER
505432-1
6625-01-210-3394INTERCHANGEABLE
INDICATOR,PHASE SEQUENCE
196UE
5950-01-218-7879INTERCHANGEABLE
COIL,ELECTRICAL
167777
3439-01-260-5331INTERCHANGEABLE
INSULATOR,NOZZLE
34A
6240-01-280-3382INTERCHANGEABLE
LAMP,INCANDESCENT

Frequently Asked Questions

What is NSN 6515-01-348-5285?

NSN 6515-01-348-5285 is a Bulb,keratometer, manufactured by Lombart Brothers, Inc., classified under FSC 6515 (No Item Name Available). Status: active.

What are the part numbers for NSN 6515-01-348-5285?

NSN 6515-01-348-5285 has 4 cross-referenced part numbers: B1043 (Lombart Brothers, Inc.), 34A (Southeast Ophthalmic Instruments Inc), F91H470 (Air Force Medical Logistics Office), 91-9-17-59 DM (Air Force Medical Logistics Office).

What NSN replaces 6515-01-348-5285?

There are 7 known substitutes for 6515-01-348-5285: 5905-00-296-7509, 5331-00-315-9264, 5950-00-898-5048 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B1043?

Key specifications for B1043: Part Name Assigned by Controlling Agency: BULB KERATOMETER FOR USE WITH MARCO KERATOMETER; Special Features: FOR USE WITH MARCO KERATOMETER. 2 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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