PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

UVT01Cap,lens

Dynaflux, Inc. · NSN 6650-01-666-4506 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-01-666-4506 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-666-4506. Primary manufacturer part number: UVT01.
Features
  • Cap,lens — FSC 6650
  • Material: PLASTIC ACRYLIC
  • Liner: NOT FURNISHED
  • Overall Thickness: 0.25 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Dynaflux, Inc.
Applications
  • Applications requiring Plastic Acrylic construction
General Description

The Cap,lens, cataloged under National Stock Number 6650-01-666-4506, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Dynaflux, Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6650-01-666-4506
Primary Part NumberUVT01
Item NameCap,lens
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerDynaflux, Inc.
StatusACTIVE
MaterialPLASTIC ACRYLIC
LinerNOT FURNISHED
Overall Thickness0.25 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4240-01-311-6917 INTERCHANGEABLE
Lens,helmet,welder's
Cross-Reference Index
Part NumberManufacturer
UVT01 PRIMARY Dynaflux, Inc. (USA)
Related Parts
4240-01-311-6917INTERCHANGEABLE
LENS,HELMET,WELDER'S

Frequently Asked Questions

What is NSN 6650-01-666-4506?

NSN 6650-01-666-4506 is a Cap,lens, manufactured by Dynaflux, Inc., classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-01-666-4506?

NSN 6650-01-666-4506 has 1 cross-referenced part number: UVT01 (Dynaflux, Inc.).

What NSN replaces 6650-01-666-4506?

There is 1 known substitute for 6650-01-666-4506: 4240-01-311-6917. Verify interchangeability with system specifications before substitution.

What are the specifications of UVT01?

Key specifications for UVT01: End Item Identification: 4940-01-615-9020; Material: PLASTIC ACRYLIC; Liner: NOT FURNISHED; Special Features: MATERIAL: TUFCOTE; MEETS ANSI Z87.1. 8 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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