PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILF3747Flexible Extension

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6230-00-111-0185 · FSC 6230 · No Item Name Available
Verified by PartsTable
NSN 6230-00-111-0185 — this item is cataloged by the U.S. Government under National Stock Number 6230-00-111-0185. Primary manufacturer part number: MILF3747.
Features
  • Flexible Extension — FSC 6230
  • General Characteristics Item Description: FLASHLIGHT INSPECTION LIGHT,13.500 IN. LG,CONNECTING CAP,1.500 IN. LG,WATERTIGHT AND CORROSION RESISTANT IN
  • Nondefinitive Spec/std Data: PARA 3.4.3 AND 3.4.3.1
  • 1 verified cross-reference
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Facility lighting installation
  • Emergency and exit lighting
  • Runway and airfield lighting
General Description

The Flexible Extension, cataloged under National Stock Number 6230-00-111-0185, 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 2 verified specifications, 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
NSN6230-00-111-0185
Primary Part NumberMILF3747
Item NameFlexible Extension
FSC / FSG6230 / 62 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
General Characteristics Item DescriptionFLASHLIGHT INSPECTION LIGHT,13.500 IN. LG,CONNECTING CAP,1.500 IN. LG,WATERTIGHT AND CORROSION RESISTANT IN
Nondefinitive Spec/std DataPARA 3.4.3 AND 3.4.3.1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6230-00-111-01904228R INTERCHANGEABLE
Filter,flashlight
Fulton Industries, Llc
6230-00-128-2464M384 INTERCHANGEABLE
Filter,flashlight
Bright Star Industries Inc
6210-00-161-0743SCD15289PT4 INTERCHANGEABLE
Lens,light
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6230-00-161-64221833245 INTERCHANGEABLE
Flashlight
Naval Ship Systems Command
6230-00-264-8261MX991U INTERCHANGEABLE
Flashlight
Joint Electronics Type Designation System
6230-00-269-3034N35-IB INTERCHANGEABLE
Flashlight
Fulton Industries Inc
6230-00-270-5417 INTERCHANGEABLE
Flashlight
6230-00-270-54181617 INTERCHANGEABLE
Flashlight
Bright Star Industries Inc
6230-00-295-2194GA481B INTERCHANGEABLE
Flashlight
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
6230-00-299-3035N35-2 INTERCHANGEABLE
Flashlight
Fulton Industries Inc
Cross-Reference Index
Part NumberManufacturer
MILF3747 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6230-00-111-0190INTERCHANGEABLE
FILTER,FLASHLIGHT
4228R
6230-00-128-2464INTERCHANGEABLE
FILTER,FLASHLIGHT
M384
6210-00-161-0743INTERCHANGEABLE
LENS,LIGHT
SCD15289PT4
6230-00-161-6422INTERCHANGEABLE
FLASHLIGHT
1833245
6230-00-264-8261INTERCHANGEABLE
FLASHLIGHT
MX991U
6230-00-269-3034INTERCHANGEABLE
FLASHLIGHT
N35-IB
6230-00-270-5417INTERCHANGEABLE
FLASHLIGHT
6230-00-270-5418INTERCHANGEABLE
FLASHLIGHT
1617
6230-00-295-2194INTERCHANGEABLE
FLASHLIGHT
GA481B
6230-00-299-3035INTERCHANGEABLE
FLASHLIGHT
N35-2
6210-00-356-4825INTERCHANGEABLE
LENS,LIGHT
6230-00-504-8341INTERCHANGEABLE
FILTER,FLASHLIGHT
4228G

Frequently Asked Questions

What is NSN 6230-00-111-0185?

NSN 6230-00-111-0185 is a Flexible Extension, 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: active.

What are the part numbers for NSN 6230-00-111-0185?

NSN 6230-00-111-0185 has 1 cross-referenced part number: MILF3747 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6230-00-111-0185?

There are 12 known substitutes for 6230-00-111-0185: 6230-00-111-0190, 6230-00-128-2464, 6210-00-161-0743 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILF3747?

Key specifications for MILF3747: General Characteristics Item Description: FLASHLIGHT INSPECTION LIGHT,13.500 IN. LG,CONNECTING CAP,1.500 IN. LG,WATERTIGHT AND CORROSION RESISTANT IN; End Item Identification: 62302705418; Nondefinitive Spec/std Data: PARA 3.4.3 AND 3.4.3.1. 3 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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