PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

61872Holder,optical Element

Fjw Optical Systems, Inc Dba Fjw Optical Systems Inc · NSN 6650-00-421-4052 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-00-421-4052 — this item is cataloged by the U.S. Government under National Stock Number 6650-00-421-4052. Primary manufacturer part number: 61872.
Features
  • Holder,optical Element — FSC 6650
  • Material: PLASTIC
  • Surface Treatment: ENAMEL
  • 1 verified cross-reference
  • Primary manufacturer: Fjw Optical Systems, Inc Dba Fjw Optical Systems Inc
Applications
  • Applications requiring Plastic construction
General Description

The Holder,optical Element, cataloged under National Stock Number 6650-00-421-4052, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Fjw Optical Systems, Inc Dba Fjw Optical Systems Inc. Government technical data includes 2 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6650-00-421-4052
Primary Part Number61872
Item NameHolder,optical Element
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerFjw Optical Systems, Inc Dba Fjw Optical Systems Inc
StatusACTIVE
MaterialPLASTIC
Surface TreatmentENAMEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5930-00-158-5295618-7-2 INTERCHANGEABLE
Switch,push
Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch
5950-00-908-76939100-0162 INTERCHANGEABLE
Transformer,power
Keysight Technologies Inc
5975-01-328-74816187-2 INTERCHANGEABLE
Chamber,cable Terminal
Brantner and Associates, Inc.
6680-01-525-435461872 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
5910-01-665-925461872 INTERCHANGEABLE
Capacitor Assembly
Toshiba International Corporation Dba Toshiba International Corp
Cross-Reference Index
Part NumberManufacturer
61872 Fjw Optical Systems, Inc Dba Fjw Optical Systems Inc (USA)
Related Parts
5930-00-158-5295INTERCHANGEABLE
SWITCH,PUSH
618-7-2
5950-00-908-7693INTERCHANGEABLE
TRANSFORMER,POWER
9100-0162
5975-01-328-7481INTERCHANGEABLE
CHAMBER,CABLE TERMINAL
6187-2
6680-01-525-4354INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
61872
5910-01-665-9254INTERCHANGEABLE
CAPACITOR ASSEMBLY
61872

Frequently Asked Questions

What is NSN 6650-00-421-4052?

NSN 6650-00-421-4052 is a Holder,optical Element, manufactured by Fjw Optical Systems, Inc Dba Fjw Optical Systems Inc, classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-00-421-4052?

NSN 6650-00-421-4052 has 1 cross-referenced part number: 61872 (Fjw Optical Systems, Inc Dba Fjw Optical Systems Inc).

What NSN replaces 6650-00-421-4052?

There are 5 known substitutes for 6650-00-421-4052: 5930-00-158-5295, 5950-00-908-7693, 5975-01-328-7481 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 61872?

Key specifications for 61872: Material: PLASTIC; Surface Treatment: ENAMEL. 2 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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