PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

820-238Retainer,lens

Naval Sea Systems Command · NSN 6220-01-664-5223 · FSC 6220 · No Item Name Available
Verified by PartsTable
NSN 6220-01-664-5223 — this item is cataloged by the U.S. Government under National Stock Number 6220-01-664-5223. Primary manufacturer part number: 820-238.
Features
  • Retainer,lens — FSC 6220
  • Criticality Code Justification: FEAT
  • 6 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Facility lighting installation
  • Emergency and exit lighting
  • Runway and airfield lighting
General Description

The Retainer,lens, cataloged under National Stock Number 6220-01-664-5223, is classified within Federal Supply Class 6220 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6220-01-664-5223
Primary Part Number820-238
Item NameRetainer,lens
FSC / FSG6220 / 62 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5845-00-701-1192 INTERCHANGEABLE
Gear Assy
6220-01-584-5834820-238 INTERCHANGEABLE
Retainer,lens
Kirby Morgan Dive Systems Inc
Cross-Reference Index
Part NumberManufacturer
6914580 FIND 23 Naval Sea Systems Command (USA)
820-238 Morgan Diving Corp (USA)
820-238ED Naval Inventory Control Point Mechanicsburg (USA)
820-238 Mission Systems Davenport Inc. (USA)
820-238 PRIMARY Naval Sea Systems Command (USA)
6914580 FIND 23ED Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5845-00-701-1192INTERCHANGEABLE
GEAR ASSY
6220-01-584-5834INTERCHANGEABLE
RETAINER,LENS
820-238

Frequently Asked Questions

What is NSN 6220-01-664-5223?

NSN 6220-01-664-5223 is a Retainer,lens, manufactured by Naval Sea Systems Command, classified under FSC 6220 (No Item Name Available). Status: active.

What are the part numbers for NSN 6220-01-664-5223?

NSN 6220-01-664-5223 has 6 cross-referenced part numbers: 6914580 FIND 23 (Naval Sea Systems Command), 820-238 (Morgan Diving Corp), 820-238ED (Naval Inventory Control Point Mechanicsburg), 820-238 (Mission Systems Davenport Inc.), 820-238 (Naval Sea Systems Command) and 1 more.

What NSN replaces 6220-01-664-5223?

There are 2 known substitutes for 6220-01-664-5223: 5845-00-701-1192, 6220-01-584-5834. Verify interchangeability with system specifications before substitution.

What are the specifications of 820-238?

Key specifications for 820-238: Special Features: EXPLOSIVE ORDNANCE DISPOSAL (EOD) TOOLS/EQUIPMENT; Criticality Code Justification: FEAT; Part Name Assigned by Controlling Agency: LENS KEEPER RETAINER. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com