PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T18030Spectacles,industrial

North Safety Products L.l.c. Dba North Safety Products · NSN 4240-01-171-5178 · FSC 4240 · No Item Name Available
Verified by PartsTable
NSN 4240-01-171-5178 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-171-5178. Primary manufacturer part number: T18030.
Features
  • Spectacles,industrial — FSC 4240
  • Material: PLASTIC BRIDGE
  • Lens Type: NONFILTER
  • Material: PLASTIC RIM
  • Material: PLASTIC SHIELD
  • Plastic Front Color: CLEAR
  • Diopter Curve Lens: NOT INCLUDED
  • Front Style Designator: SADDLE BRIDGE WITH RIGID NOSE PADS
Applications
  • Applications requiring Plastic Bridge construction
General Description

The Spectacles,industrial, cataloged under National Stock Number 4240-01-171-5178, is classified within Federal Supply Class 4240 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is North Safety Products L.l.c. Dba North Safety Products. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). 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: Cancelled.

Technical Specifications
ParameterValue
NSN4240-01-171-5178
Primary Part NumberT18030
Item NameSpectacles,industrial
FSC / FSG4240 / 42 — No Item Name Available
ManufacturerNorth Safety Products L.l.c. Dba North Safety Products
StatusCANCELLED
MaterialPLASTIC BRIDGE
Lens TypeNONFILTER
MaterialPLASTIC RIM
MaterialPLASTIC SHIELD
Plastic Front ColorCLEAR
Diopter Curve LensNOT INCLUDED
Front Style DesignatorSADDLE BRIDGE WITH RIGID NOSE PADS
MaterialPLASTIC LENS
HeadbandNOT PROVIDED
Lens StyleSPECIAL SHAPE
Bridge CoverNOT INCLUDED
Lens ColorCLEAR
Spare LensNOT INCLUDED
Side ShieldINCLUDED
Carrying CaseNOT PROVIDED
ColorGREEN
Nose ShieldNOT INCLUDED
Temple CoreNOT INCLUDED
Lens ShapeSPECIAL
MaterialPLASTIC TEMPLE SECTION
Temple Section Style DesignatorCONVENTIONAL ANGLE
Polarization FeatureNOT INCLUDED
Over Other Spectacles Usage DesignNOT INCLUDED
Ventilation FeatureINCLUDED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5133-00-189-9275 INTERCHANGEABLE
Drill,twist
4710-00-788-103318030 INTERCHANGEABLE
Tube Assembly Metal
Napco International Llc Dba Napco International Inc
5930-00-938-1126A4-87-103 INTERCHANGEABLE
Switch,push
Safran Power Usa, Llc
5331-01-289-3127 INTERCHANGEABLE
O-Ring
5330-01-395-516918030 INTERCHANGEABLE
Gasket
Westerbeke Corporation
5306-01-484-491918030 INTERCHANGEABLE
Bolt,eccentric Head
Hayes Lemmerz International, Inc. Dba Hayes Lemmerz International
5330-01-565-302418 030 INTERCHANGEABLE
Gasket
Winteb Usa, Inc
6515-01-570-067318030 INTERCHANGEABLE
Exercise Machine,pedal
Reable Therapeutics Inc Dba Chattanooga Group
4330-01-608-4436180-30 INTERCHANGEABLE
Filter Element,fluid
Graver Technologies Llc
Cross-Reference Index
Part NumberManufacturer
18030P Siebe North Inc North Safety Equipment Div (USA)
11130046 Dalloz Safety (USA)
18030 Siebe North Inc North Safety Equipment Div (USA)
T18030 PRIMARY North Safety Products L.l.c. Dba North Safety Products (USA)
Related Parts
5133-00-189-9275INTERCHANGEABLE
DRILL,TWIST
4710-00-788-1033INTERCHANGEABLE
TUBE ASSEMBLY METAL
18030
5930-00-938-1126INTERCHANGEABLE
SWITCH,PUSH
A4-87-103
5331-01-289-3127INTERCHANGEABLE
O-RING
5330-01-395-5169INTERCHANGEABLE
GASKET
18030
5306-01-484-4919INTERCHANGEABLE
BOLT,ECCENTRIC HEAD
18030
5330-01-565-3024INTERCHANGEABLE
GASKET
18 030
6515-01-570-0673INTERCHANGEABLE
EXERCISE MACHINE,PEDAL
18030
4330-01-608-4436INTERCHANGEABLE
FILTER ELEMENT,FLUID
180-30

Frequently Asked Questions

What is NSN 4240-01-171-5178?

NSN 4240-01-171-5178 is a Spectacles,industrial, manufactured by North Safety Products L.l.c. Dba North Safety Products, classified under FSC 4240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4240-01-171-5178?

NSN 4240-01-171-5178 has 4 cross-referenced part numbers: 18030P (Siebe North Inc North Safety Equipment Div), 11130046 (Dalloz Safety), 18030 (Siebe North Inc North Safety Equipment Div), T18030 (North Safety Products L.l.c. Dba North Safety Products).

What NSN replaces 4240-01-171-5178?

There are 9 known substitutes for 4240-01-171-5178: 5133-00-189-9275, 4710-00-788-1033, 5930-00-938-1126 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of T18030?

Key specifications for T18030: Material: PLASTIC BRIDGE; Lens Type: NONFILTER; Material: PLASTIC RIM; Material: PLASTIC SHIELD. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4240-01-171-5178 still in active supply?

NSN 4240-01-171-5178 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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