PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5585734 PIECE 51Prism,eyepiece

Naval Sea Systems Command · NSN 6650-01-111-0265 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-01-111-0265 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-111-0265. Primary manufacturer part number: 5585734 PIECE 51.
Features
  • Prism,eyepiece — FSC 6650
  • 2 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Prism,eyepiece, cataloged under National Stock Number 6650-01-111-0265, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Naval Sea Systems Command. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePrism,eyepiece
FSC / FSG6650 — No Item Name Available (FSG 66)
ManufacturersEdmund Optics, Inc (CAGE 97197); Naval Sea Systems Command (CAGE 53711)
Technical Specifications
ParameterValue
NSN6650-01-111-0265
Primary Part Number5585734 PIECE 51
Item NamePrism,eyepiece
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6850-00-166-88133299C 5GL INTERCHANGEABLE
Sealer,chemical
American Fuel Cell and Coated Fabrics Company, Llc
4730-00-278-4357SAE J512 4-2 060102BA INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
5905-00-584-0709382-1405-080 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
9320-00-618-08543299 INTERCHANGEABLE
Rubber Sheet,solid
The Boeing Company Div Commercial
1660-00-910-29014876-2 INTERCHANGEABLE
Housing,actuator Ba
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
5950-01-025-2275905567-1 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5905-01-099-44963299-2 INTERCHANGEABLE
Resistor
Crown Audio, Inc. Dba Crown International
5950-01-344-9048K6367 INTERCHANGEABLE
Transformer,power
Keytronics, Inc. Div Api Technologies Corp- Magnetics
Cross-Reference Index
Part NumberManufacturer
3299 Edmund Optics, Inc (USA)
5585734 PIECE 51 PRIMARY Naval Sea Systems Command (USA)
Related Parts
6850-00-166-8813INTERCHANGEABLE
SEALER,CHEMICAL
3299C 5GL
4730-00-278-4357INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J512 4-2 060102BA
5905-00-584-0709INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
382-1405-080
9320-00-618-0854INTERCHANGEABLE
RUBBER SHEET,SOLID
3299
1660-00-910-2901INTERCHANGEABLE
HOUSING,ACTUATOR BA
4876-2
5950-01-025-2275INTERCHANGEABLE
TRANSFORMER,POWER
905567-1
5905-01-099-4496INTERCHANGEABLE
RESISTOR
3299-2
5950-01-344-9048INTERCHANGEABLE
TRANSFORMER,POWER
K6367

Frequently Asked Questions

What is NSN 6650-01-111-0265?

NSN 6650-01-111-0265 is a Prism,eyepiece, manufactured by Naval Sea Systems Command, classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-01-111-0265?

NSN 6650-01-111-0265 has 2 cross-referenced part numbers: 3299 (Edmund Optics, Inc), 5585734 PIECE 51 (Naval Sea Systems Command).

What NSN replaces 6650-01-111-0265?

There are 8 known substitutes for 6650-01-111-0265: 6850-00-166-8813, 4730-00-278-4357, 5905-00-584-0709 and 5 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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