PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7P40Lens,light

Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch · NSN 6210-00-420-0959 · FSC 6210 · No Item Name Available
Verified by PartsTable
NSN 6210-00-420-0959 — this item is cataloged by the U.S. Government under National Stock Number 6210-00-420-0959. Primary manufacturer part number: 7P40.
Features
  • Lens,light — FSC 6210
  • Surface Condition: SMOOTH BACK
  • Color: GREEN, AVIATION LENS
  • Style Designator: STOVEPIPE
  • Thread Class: 2A A
  • Light Transmission Design: TRANSPARENT LENS
  • Thread Quantity: 32 PER INCH
  • Thread Diameter: 0.312 INCHES IN
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
  • Applications requiring Plastic Lens construction
General Description

The Lens,light, cataloged under National Stock Number 6210-00-420-0959, is classified within Federal Supply Class 6210 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6210-00-420-0959
Primary Part Number7P40
Item NameLens,light
FSC / FSG6210 / 62 — No Item Name Available
ManufacturerElectro Switch Corp. Dba Oak Grisgsby Div Electroswitch
StatusACTIVE
Surface ConditionSMOOTH BACK
ColorGREEN, AVIATION LENS
Style DesignatorSTOVEPIPE
Thread Class2A A
Light Transmission DesignTRANSPARENT LENS
Thread Quantity32 PER INCH
Thread Diameter0.312 INCHES IN
Surface ConditionSMOOTH FACE
Mounting Device Quantity1
Thread SeriesUNEF
Effective Length0.423 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
MaterialPLASTIC LENS
Thread DirectionRIGHT-HAND
Effective Diameter0.438 INCHES NOMINAL IN
Mounting MethodEXTERNAL THREAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6210-00-117-5058 INTERCHANGEABLE
Lens,light
6210-00-169-6129 INTERCHANGEABLE
Lens,light
6210-00-231-06136P40 INTERCHANGEABLE
Lens,light
Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch
6210-00-248-5478 INTERCHANGEABLE
Lens,light
6210-00-420-0960 INTERCHANGEABLE
Lens,light
6210-00-482-6281 INTERCHANGEABLE
Lens,light
6210-01-086-1172 INTERCHANGEABLE
Lens,light
6210-01-198-2767 INTERCHANGEABLE
Lens,light
6210-01-298-9243 INTERCHANGEABLE
Lens,light
Cross-Reference Index
Part NumberManufacturer
7P40 Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA)
300GN Littelfuse, Inc. (USA)
LC27GN2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2500497-2 Honeywell International Inc. Dba Honeywell International (USA)
MIL-L-3661/27 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
P400G3 Safran Power Usa, Llc (USA)
Related Parts
6210-00-117-5058INTERCHANGEABLE
LENS,LIGHT
6210-00-169-6129INTERCHANGEABLE
LENS,LIGHT
6210-00-231-0613INTERCHANGEABLE
LENS,LIGHT
6P40
6210-00-248-5478INTERCHANGEABLE
LENS,LIGHT
6210-00-420-0960INTERCHANGEABLE
LENS,LIGHT
6210-00-482-6281INTERCHANGEABLE
LENS,LIGHT
6210-01-086-1172INTERCHANGEABLE
LENS,LIGHT
6210-01-198-2767INTERCHANGEABLE
LENS,LIGHT
6210-01-298-9243INTERCHANGEABLE
LENS,LIGHT

Frequently Asked Questions

What is NSN 6210-00-420-0959?

NSN 6210-00-420-0959 is a Lens,light, manufactured by Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch, classified under FSC 6210 (No Item Name Available). Status: active.

What are the part numbers for NSN 6210-00-420-0959?

NSN 6210-00-420-0959 has 6 cross-referenced part numbers: 7P40 (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch), 300GN (Littelfuse, Inc.), LC27GN2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2500497-2 (Honeywell International Inc. Dba Honeywell International), MIL-L-3661/27 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.

What NSN replaces 6210-00-420-0959?

There are 9 known substitutes for 6210-00-420-0959: 6210-00-117-5058, 6210-00-169-6129, 6210-00-231-0613 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7P40?

Key specifications for 7P40: Surface Condition: SMOOTH BACK; Color: GREEN, AVIATION LENS; Style Designator: STOVEPIPE; Thread Class: 2A A. 16 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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