PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

402-0171-100Lens,light

Dialight Corporation · NSN 6210-00-299-5807 · FSC 6210 · No Item Name Available
Verified by PartsTable
NSN 6210-00-299-5807 — this item is cataloged by the U.S. Government under National Stock Number 6210-00-299-5807. Primary manufacturer part number: 402-0171-100.
Features
  • Lens,light — FSC 6210
  • Surface Condition: SMOOTH BACK
  • Effective Length: 0.250 INCHES NOMINAL IN
  • Effective Diameter: 0.406 INCHES NOMINAL IN
  • Mounting End Diameter: 0.344 INCHES NOMINAL IN
  • Color: RED LENS
  • Mounting Device Quantity: 1
  • Surface Condition: SMOOTH FACE
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
  • Applications requiring Glass Lens construction
General Description

The Lens,light, cataloged under National Stock Number 6210-00-299-5807, is classified within Federal Supply Class 6210 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Dialight Corporation. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6210-00-299-5807
Primary Part Number402-0171-100
Item NameLens,light
FSC / FSG6210 / 62 — No Item Name Available
ManufacturerDialight Corporation
StatusCANCELLED
Surface ConditionSMOOTH BACK
Effective Length0.250 INCHES NOMINAL IN
Effective Diameter0.406 INCHES NOMINAL IN
Mounting End Diameter0.344 INCHES NOMINAL IN
ColorRED LENS
Mounting Device Quantity1
Surface ConditionSMOOTH FACE
Style DesignatorFLAT
Features ProvidedROTATABLE ALIGNMENT CAPABILITY
Light Transmission DesignTRANSLUCENT LENS
MaterialGLASS LENS
ColorNICKEL HOLDER
Holder Surface TreatmentNICKEL
MaterialCOPPER ALLOY HOLDER
Mounting MethodPRESS FIT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3446-00-139-14612H INTERCHANGEABLE
Swaging Machine,rotary,electric
Pcx Aerostructures, Llc
5940-00-239-9029 INTERCHANGEABLE
Splice,conductor
3417-00-242-5717 INTERCHANGEABLE
Milling Machine,horizontal,unive
3460-00-243-1955 INTERCHANGEABLE
Dog,lathe
3030-00-264-3044TR28483 INTERCHANGEABLE
Belt,v
Gates Corporation
2520-00-481-2483 INTERCHANGEABLE
Clutch Assy
6140-00-643-0507 INTERCHANGEABLE
Battery,storage
2915-00-674-8632402171 INTERCHANGEABLE
Cam Assembly,minimum Fuel
Woodward, Inc. Div Fuel Systems and Controls
5970-00-727-266710225973 INTERCHANGEABLE
Insulator,disk
Us Army Aviation and Missile Command
2530-00-728-7338 INTERCHANGEABLE
Parts Kit,hydraulic Brake Wheel
Cross-Reference Index
Part NumberManufacturer
2BSLENS At and T Corp (USA)
402-171 Dialight Corporation (USA)
2BSLENS American Telephone and Telegraph Co (USA)
A103969-3 Raytheon Company Dba Raytheon Co (USA)
2H American Telephone and Telegraph Co (USA)
402-0171-100 PRIMARY Dialight Corporation (USA)
2HLENS American Telephone and Telegraph Co (USA)
LT50-01 Switchcraft Inc. (USA)
2HLENS At and T Corp (USA)
240H Trimm International, Inc. Dba Trimm (USA)
UA32802 Itt Industries Inc Itt Aerospace Communications Div East (USA)
2H Lucent Technologies Inc Dba Federal Marketing Group (USA)
Related Parts
3446-00-139-1461INTERCHANGEABLE
SWAGING MACHINE,ROTARY,ELECTRIC
2H
5940-00-239-9029INTERCHANGEABLE
SPLICE,CONDUCTOR
3417-00-242-5717INTERCHANGEABLE
MILLING MACHINE,HORIZONTAL,UNIVE
3460-00-243-1955INTERCHANGEABLE
DOG,LATHE
3030-00-264-3044INTERCHANGEABLE
BELT,V
TR28483
2520-00-481-2483INTERCHANGEABLE
CLUTCH ASSY
6140-00-643-0507INTERCHANGEABLE
BATTERY,STORAGE
2915-00-674-8632INTERCHANGEABLE
CAM ASSEMBLY,MINIMUM FUEL
402171
5970-00-727-2667INTERCHANGEABLE
INSULATOR,DISK
10225973
2530-00-728-7338INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE WHEEL
5905-00-881-8283INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
6665-01-191-7230INTERCHANGEABLE
DETECTOR,GAS,CARBON DIOXIDE,10S
2H

Frequently Asked Questions

What is NSN 6210-00-299-5807?

NSN 6210-00-299-5807 is a Lens,light, manufactured by Dialight Corporation, classified under FSC 6210 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6210-00-299-5807?

NSN 6210-00-299-5807 has 12 cross-referenced part numbers: 2BSLENS (At and T Corp), 402-171 (Dialight Corporation), 2BSLENS (American Telephone and Telegraph Co), A103969-3 (Raytheon Company Dba Raytheon Co), 2H (American Telephone and Telegraph Co) and 7 more.

What NSN replaces 6210-00-299-5807?

There are 12 known substitutes for 6210-00-299-5807: 3446-00-139-1461, 5940-00-239-9029, 3417-00-242-5717 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 402-0171-100?

Key specifications for 402-0171-100: Surface Condition: SMOOTH BACK; Effective Length: 0.250 INCHES NOMINAL IN; Effective Diameter: 0.406 INCHES NOMINAL IN; Mounting End Diameter: 0.344 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6210-00-299-5807 still in active supply?

NSN 6210-00-299-5807 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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