PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81-122Lens,light

Dialight Corporation · NSN 6210-00-299-3881 · FSC 6210 · No Item Name Available
Verified by PartsTable
NSN 6210-00-299-3881 — this item is cataloged by the U.S. Government under National Stock Number 6210-00-299-3881. Primary manufacturer part number: 81-122.
Features
  • Lens,light — FSC 6210
  • Mounting Device Quantity: 1
  • Color: GREEN LENS
  • Holder Surface Treatment: CHROMIUM
  • Material: COPPER ALLOY HOLDER
  • Surface Condition: FROSTED FACE
  • Overall Diameter: 0.625 INCHES NOMINAL IN
  • Effective Diameter: 0.500 INCHES NOMINAL IN
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
  • Applications requiring Copper Alloy Holder construction
General Description

The Lens,light, cataloged under National Stock Number 6210-00-299-3881, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6210-00-299-3881
Primary Part Number81-122
Item NameLens,light
FSC / FSG6210 / 62 — No Item Name Available
ManufacturerDialight Corporation
StatusCANCELLED
Mounting Device Quantity1
ColorGREEN LENS
Holder Surface TreatmentCHROMIUM
MaterialCOPPER ALLOY HOLDER
Surface ConditionFROSTED FACE
Overall Diameter0.625 INCHES NOMINAL IN
Effective Diameter0.500 INCHES NOMINAL IN
Surface ConditionFROSTED BACK
Mounting MethodTHREAD
MaterialGLASS LENS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
1650-00-203-3593 INTERCHANGEABLE
Filter Element,fluid
5310-00-596-710550FP2-832 INTERCHANGEABLE
Nut,self-Locking,spline
Sps Technologies, Llc Dba PB Fasteners
2915-00-920-781081122 INTERCHANGEABLE
Coverxseal
Triumph Engine Control Systems Llc
Cross-Reference Index
Part NumberManufacturer
261T1101 Motorola Inc. Dba Integrated Information Systems Group (USA)
261T1101 General Dynamics Mission Systems, Inc. Dba Gdms (USA)
81-122 PRIMARY Dialight Corporation (USA)
Related Parts
1650-00-203-3593INTERCHANGEABLE
FILTER ELEMENT,FLUID
5310-00-596-7105INTERCHANGEABLE
NUT,SELF-LOCKING,SPLINE
50FP2-832
2915-00-920-7810INTERCHANGEABLE
COVERXSEAL
81122

Frequently Asked Questions

What is NSN 6210-00-299-3881?

NSN 6210-00-299-3881 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 6210-00-299-3881?

NSN 6210-00-299-3881 has 3 cross-referenced part numbers: 261T1101 (Motorola Inc. Dba Integrated Information Systems Group), 261T1101 (General Dynamics Mission Systems, Inc. Dba Gdms), 81-122 (Dialight Corporation).

What NSN replaces 6210-00-299-3881?

There are 3 known substitutes for 6210-00-299-3881: 1650-00-203-3593, 5310-00-596-7105, 2915-00-920-7810. Verify interchangeability with system specifications before substitution.

What are the specifications of 81-122?

Key specifications for 81-122: Mounting Device Quantity: 1; Color: GREEN LENS; Overall Length: 0.594 INCHES NOMINAL IN; Holder Surface Treatment: CHROMIUM. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6210-00-299-3881 still in active supply?

NSN 6210-00-299-3881 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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