PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

530506-231Lamp,incandescent

Bausch & Lomb Inc · NSN 6240-01-181-9565 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-181-9565 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-181-9565. Primary manufacturer part number: 530506-231.
Features
  • Lamp,incandescent — FSC 6240
  • Wattage Rating: 55.000 WATTS
  • Bulb Style: T (TUBULAR)
  • Emitted Light Characteristic: COLORLESS
  • Bulb Designator: T-3
  • Rated Average Life: HOURS
  • Average Life Rating in Hours: 150.0
  • Filament Heavy Duty Service Rating: NOT RATED
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-01-181-9565, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Bausch & Lomb Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN6240-01-181-9565
Primary Part Number530506-231
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerBausch & Lomb Inc
StatusACTIVE
Wattage Rating55.000 WATTS
Bulb StyleT (TUBULAR)
Emitted Light CharacteristicCOLORLESS
Bulb DesignatorT-3
Rated Average LifeHOURS
Average Life Rating in Hours150.0
Filament Heavy Duty Service RatingNOT RATED
Current Rating for Which Designed4.583 AMPERES NOMINAL
Voltage Rating12.000 VOLTS NOMINAL
Light Output Rating1800.000 LUMENS NOMINAL SINGLE RATING
Bulb Light Transmission CharacteristicTRANSPARENT
Base StyleX511
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6610-00-074-955312311 INTERCHANGEABLE
Brush Assy,electric
Moog Inc.
5340-00-079-2188A1684-4 INTERCHANGEABLE
Handle,bow
Unicorp.
5133-00-227-9653 INTERCHANGEABLE
Drill,twist
5133-00-228-1381 INTERCHANGEABLE
Drill,twist
4730-00-277-7877 INTERCHANGEABLE
Locknut,pipe
5985-00-434-49872575708 INTERCHANGEABLE
Switch,waveguide
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5930-00-444-6737 INTERCHANGEABLE
Switch Subassembly
5950-00-863-3604SM-C-433516 INTERCHANGEABLE
Transformer,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5995-01-049-3955 INTERCHANGEABLE
Cable Assembly,special Purpose,e
6645-01-142-4566 INTERCHANGEABLE
Meter,time Totalizing
Cross-Reference Index
Part NumberManufacturer
12311 Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
530506-231 PRIMARY Bausch & Lomb Inc (USA)
Related Parts
6610-00-074-9553INTERCHANGEABLE
BRUSH ASSY,ELECTRIC
12311
5340-00-079-2188INTERCHANGEABLE
HANDLE,BOW
A1684-4
5133-00-227-9653INTERCHANGEABLE
DRILL,TWIST
5133-00-228-1381INTERCHANGEABLE
DRILL,TWIST
4730-00-277-7877INTERCHANGEABLE
LOCKNUT,PIPE
5985-00-434-4987INTERCHANGEABLE
SWITCH,WAVEGUIDE
2575708
5930-00-444-6737INTERCHANGEABLE
SWITCH SUBASSEMBLY
5950-00-863-3604INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
SM-C-433516
5995-01-049-3955INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
6645-01-142-4566INTERCHANGEABLE
METER,TIME TOTALIZING
2590-01-352-5131INTERCHANGEABLE
BRACKET,VEHICULAR COMPONENTS
12311
5120-01-430-7959INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 6240-01-181-9565?

NSN 6240-01-181-9565 is a Lamp,incandescent, manufactured by Bausch & Lomb Inc, classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-01-181-9565?

NSN 6240-01-181-9565 has 2 cross-referenced part numbers: 12311 (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), 530506-231 (Bausch & Lomb Inc).

What NSN replaces 6240-01-181-9565?

There are 12 known substitutes for 6240-01-181-9565: 6610-00-074-9553, 5340-00-079-2188, 5133-00-227-9653 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 530506-231?

Key specifications for 530506-231: Wattage Rating: 55.000 WATTS; Overall Length: 31.0 MILLIMETERS NOMINAL MM; Bulb Style: T (TUBULAR); Emitted Light Characteristic: COLORLESS. 14 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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