PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4-494Panel,indicator

Sun Display Systems Llc · NSN 1680-01-658-2955 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-01-658-2955 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-658-2955. Primary manufacturer part number: 4-494.
Features
  • Panel,indicator — FSC 1680
  • 4 verified cross-references
  • Primary manufacturer: Sun Display Systems Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Panel,indicator, cataloged under National Stock Number 1680-01-658-2955, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Sun Display Systems Llc. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePanel,indicator
FSC / FSG1680 — No Item Name Available (FSG 16)
ManufacturersFleet Readiness Center East Div Department of Navy (CAGE 96916); Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M (CAGE 81349); Sun Display Systems Llc (CAGE 6ELP9)
Technical Specifications
ParameterValue
NSN1680-01-658-2955
Primary Part Number4-494
Item NamePanel,indicator
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerSun Display Systems Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5999-00-035-9024 INTERCHANGEABLE
Contact,electrical
5306-00-151-1972AN23-20 INTERCHANGEABLE
Bolt,clevis
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
6680-00-240-567413213E9523-3 INTERCHANGEABLE
Gage Rod,liquid Level
Cecom Lr Center
5330-00-678-4619 INTERCHANGEABLE
Gasket
1650-00-896-8331 INTERCHANGEABLE
Pivot,nutating Plat
6730-01-145-94183354 INTERCHANGEABLE
Projector,still Picture
Bosch Security Systems, Llc
5305-01-155-1817 INTERCHANGEABLE
Screw,machine
5120-01-393-1581 INTERCHANGEABLE
Handle,socket Wrench
4820-01-647-68254494 INTERCHANGEABLE
Valve,relief,pressure and Temper
Plumbersurplus.com Llc Dba Gordian Project
Cross-Reference Index
Part NumberManufacturer
21D0393-1 Fleet Readiness Center East Div Department of Navy (USA)
MIL-DTL-7788 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
4-494 PRIMARY Sun Display Systems Llc (USA)
65912-01808-103 PRIMARY Sun Display Systems Llc (USA)
Related Parts
5999-00-035-9024INTERCHANGEABLE
CONTACT,ELECTRICAL
5306-00-151-1972INTERCHANGEABLE
BOLT,CLEVIS
AN23-20
6680-00-240-5674INTERCHANGEABLE
GAGE ROD,LIQUID LEVEL
13213E9523-3
5330-00-678-4619INTERCHANGEABLE
GASKET
1650-00-896-8331INTERCHANGEABLE
PIVOT,NUTATING PLAT
6730-01-145-9418INTERCHANGEABLE
PROJECTOR,STILL PICTURE
3354
5305-01-155-1817INTERCHANGEABLE
SCREW,MACHINE
5120-01-393-1581INTERCHANGEABLE
HANDLE,SOCKET WRENCH
4820-01-647-6825INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
4494

Frequently Asked Questions

What is NSN 1680-01-658-2955?

NSN 1680-01-658-2955 is a Panel,indicator, manufactured by Sun Display Systems Llc, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-01-658-2955?

NSN 1680-01-658-2955 has 4 cross-referenced part numbers: 21D0393-1 (Fleet Readiness Center East Div Department of Navy), MIL-DTL-7788 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 4-494 (Sun Display Systems Llc), 65912-01808-103 (Sun Display Systems Llc).

What NSN replaces 1680-01-658-2955?

There are 9 known substitutes for 1680-01-658-2955: 5999-00-035-9024, 5306-00-151-1972, 6680-00-240-5674 and 6 more. Verify interchangeability with system specifications before substitution.

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