PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILS19551Searchlight

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6230-00-904-1530 · FSC 6230 · No Item Name Available
Verified by PartsTable
NSN 6230-00-904-1530 — this item is cataloged by the U.S. Government under National Stock Number 6230-00-904-1530. Primary manufacturer part number: MILS19551.
Features
  • Searchlight — FSC 6230
  • Lens Surface Condition: SMOOTH BACK
  • Beam Signal Control Location: LOCAL
  • Lens Type and Quantity: 1 CONVEXO CONCAVE
  • Mounting Method: BRACKET(S)
  • Reflector Inclosure Type: OPEN SINGULAR
  • Terminal Type and Quantity: 3 SCREW
  • Furnished Items and Quantity: 1 LAMP
Applications
  • Applications requiring Copper Alloy Base construction
General Description

The Searchlight, cataloged under National Stock Number 6230-00-904-1530, is classified within Federal Supply Class 6230 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6230-00-904-1530
Primary Part NumberMILS19551
Item NameSearchlight
FSC / FSG6230 / 62 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Lens Surface ConditionSMOOTH BACK
Beam Signal Control LocationLOCAL
Lens Type and Quantity1 CONVEXO CONCAVE
Mounting MethodBRACKET(S)
Reflector Inclosure TypeOPEN SINGULAR
Terminal Type and Quantity3 SCREW
Furnished Items and Quantity1 LAMP
Reflector ShapeCONCAVE
Beam Signal TypeINTERRUPTED
Light Beam MotionFIXED
Beam Signal MethodSHUTTER
Lamp Base Type AccommodatedFLEXIBLE WIRE LEADS
ShapeIRREGULAR
MaterialCOPPER ALLOY BASE
Nondefinitive Spec/std DataII TYPE
Lens ColorCOLORLESS
Lens TransparencyTRANSPARENT
Voltage Rating in Volts115.0 AC NOMINAL
Surface TreatmentPAINT BODY
Lamp Type Accommodated and Quantity1 MERCURY-XENON
Overall Diameter21.484 INCHES MINIMUM AND 21.516 INCHES MAXIMUM IN
Lens Surface ConditionSMOOTH FACE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5905-00-140-057091J33R INTERCHANGEABLE
Resistor,fixed,wire Wound
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5960-00-147-986195G3244 INTERCHANGEABLE
Electron Tube
Herley Chicago Dba Stewart Warner Electronics
3110-00-156-352206575AB INTERCHANGEABLE
Bearing,ball,annular
Cnh Industrial America Llc Dba Cnh America
5995-00-163-1739 INTERCHANGEABLE
Cable Assembly,special Purpose,e
2925-00-182-911795533 INTERCHANGEABLE
Rod,meshing
Goodrich Corporation Dba Goodrich Corp
9540-00-251-2574 INTERCHANGEABLE
Angle,structural
5360-00-334-6876950-53 INTERCHANGEABLE
Spring,flat
Elbitamerica, Inc.
5360-00-349-81314074 INTERCHANGEABLE
Spring
Wakmann Watch Company Inc
6230-00-412-937595123S6600-691441 INTERCHANGEABLE
Searchlight
Naval Ship Systems Command
5340-00-474-112795053 INTERCHANGEABLE
Clevis,rod End
Northrop Grumman Systems Corporation
Cross-Reference Index
Part NumberManufacturer
MILS19551 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
95053 Dynex/rivett Corp Power Units and Systems (USA)
95533 Naval Inventory Control Point Mechanicsburg (USA)
4074 Carlisle & Finch Co (USA)
815-1197106 Naval Ship Systems Command (USA)
Related Parts
5905-00-140-0570INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
91J33R
5960-00-147-9861INTERCHANGEABLE
ELECTRON TUBE
95G3244
3110-00-156-3522INTERCHANGEABLE
BEARING,BALL,ANNULAR
06575AB
5995-00-163-1739INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
2925-00-182-9117INTERCHANGEABLE
ROD,MESHING
95533
9540-00-251-2574INTERCHANGEABLE
ANGLE,STRUCTURAL
5360-00-334-6876INTERCHANGEABLE
SPRING,FLAT
950-53
5360-00-349-8131INTERCHANGEABLE
SPRING
4074
6230-00-412-9375INTERCHANGEABLE
SEARCHLIGHT
95123S6600-691441
5340-00-474-1127INTERCHANGEABLE
CLEVIS,ROD END
95053
2530-00-517-3377INTERCHANGEABLE
CAP,GREASE
7440-5
3950-00-559-1753INTERCHANGEABLE
HOIST,CHAIN
234C

Frequently Asked Questions

What is NSN 6230-00-904-1530?

NSN 6230-00-904-1530 is a Searchlight, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 6230 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6230-00-904-1530?

NSN 6230-00-904-1530 has 5 cross-referenced part numbers: MILS19551 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 95053 (Dynex/rivett Corp Power Units and Systems), 95533 (Naval Inventory Control Point Mechanicsburg), 4074 (Carlisle & Finch Co), 815-1197106 (Naval Ship Systems Command).

What NSN replaces 6230-00-904-1530?

There are 12 known substitutes for 6230-00-904-1530: 5905-00-140-0570, 5960-00-147-9861, 3110-00-156-3522 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILS19551?

Key specifications for MILS19551: Lens Surface Condition: SMOOTH BACK; Beam Signal Control Location: LOCAL; Lens Type and Quantity: 1 CONVEXO CONCAVE; Mounting Method: BRACKET(S). 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6230-00-904-1530 still in active supply?

NSN 6230-00-904-1530 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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