PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25020Fixture,test,optical Equipment

Oriel Corp · NSN 6650-01-459-1708 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-01-459-1708 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-459-1708. Primary manufacturer part number: 25020.
Features
  • Fixture,test,optical Equipment — FSC 6650
  • Reference Data and Literature: CSTO ISS33D7-80-21-4
  • 1 verified cross-reference
  • Primary manufacturer: Oriel Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fixture,test,optical Equipment, cataloged under National Stock Number 6650-01-459-1708, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Oriel Corp. Government technical data includes 1 verified specification, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6650-01-459-1708
Primary Part Number25020
Item NameFixture,test,optical Equipment
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerOriel Corp
StatusACTIVE
Reference Data and LiteratureCSTO ISS33D7-80-21-4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-300-753625020 INTERCHANGEABLE
Spring,valve
Hdt Expeditionary Systems Inc
4730-00-569-9649250-20 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Lenz Inc Dba the Lenz Company
2935-00-622-7640 INTERCHANGEABLE
Cooler,lubricating Oil,engine
6125-00-635-3770 INTERCHANGEABLE
Dynamotor-Power Supply
5905-00-853-3904 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5120-01-074-5211THD420L INTERCHANGEABLE
Inserter,screw Thread Insert
Howmet Global Fastening Systems Inc. Div Tridair Products
6685-01-174-84172-5020 INTERCHANGEABLE
Gage,differential,dial Indicatin
Dwyer Instruments Inc
4730-01-178-0297 INTERCHANGEABLE
Coupling,pipe
4710-01-185-44808J4875 INTERCHANGEABLE
Tube Assembly,metal
Caterpillar Inc Div Caterpillar Defense
4730-01-323-508925020-1-TN INTERCHANGEABLE
Coupling,pipe
Rhba Acquisitions, Llc Dba Red Head Brass
Cross-Reference Index
Part NumberManufacturer
25020 PRIMARY Oriel Corp (USA)
Related Parts
5360-00-300-7536INTERCHANGEABLE
SPRING,VALVE
25020
4730-00-569-9649INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
250-20
2935-00-622-7640INTERCHANGEABLE
COOLER,LUBRICATING OIL,ENGINE
6125-00-635-3770INTERCHANGEABLE
DYNAMOTOR-POWER SUPPLY
5905-00-853-3904INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5120-01-074-5211INTERCHANGEABLE
INSERTER,SCREW THREAD INSERT
THD420L
6685-01-174-8417INTERCHANGEABLE
GAGE,DIFFERENTIAL,DIAL INDICATIN
2-5020
4730-01-178-0297INTERCHANGEABLE
COUPLING,PIPE
4710-01-185-4480INTERCHANGEABLE
TUBE ASSEMBLY,METAL
8J4875
4730-01-323-5089INTERCHANGEABLE
COUPLING,PIPE
25020-1-TN
5998-01-345-1547INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
6515-01-348-8208INTERCHANGEABLE
OTOSCOPE
238-3

Frequently Asked Questions

What is NSN 6650-01-459-1708?

NSN 6650-01-459-1708 is a Fixture,test,optical Equipment, manufactured by Oriel Corp, classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-01-459-1708?

NSN 6650-01-459-1708 has 1 cross-referenced part number: 25020 (Oriel Corp).

What NSN replaces 6650-01-459-1708?

There are 12 known substitutes for 6650-01-459-1708: 5360-00-300-7536, 4730-00-569-9649, 2935-00-622-7640 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25020?

Key specifications for 25020: Part Name Assigned by Controlling Agency: MINI ROTATOR; Special Features: ONE INCH (25.4MM) APERTURE ROTATOR HOLDS ANY ONE INCH (25.4MM) O.D. COMPONENT; THESE INCLUDE PRISM POLARIZERS, THE MOUNTED 0.5 INCH (12.7MM) BEAM SPLITTING CUBES AND RETARDATION PLATES;A 1/4-20 TAPPED HOLE LETS YOU ROD MOUNT THE POLARIZER; A 1.5 INCH (38MM) LONG ROD IS INCLUDED MM; End Item Identification: PART NUMBER 717763919-009 TABLE ASSEMBLY, LFTS; SUPPORT FOR F15I AIRCRAFT; Reference Data and Literature: CSTO ISS33D7-80-21-4. 4 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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