PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

471726Respirator,air Filtering

Mine Safety Appliances Company · NSN 4240-01-248-8061 · FSC 4240 · No Item Name Available
Verified by PartsTable
NSN 4240-01-248-8061 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-248-8061. Primary manufacturer part number: 471726.
Features
  • Respirator,air Filtering — FSC 4240
  • Mask Filter Quantity: 4
  • Exhaust Valve: INCLUDED
  • Adjustability: ADJUSTABLE
  • Filter Type: CARTRIDGE AND FILTER PAD
  • Material Type: ELASTIC
  • Filter Replaceability: REPLACEABLE
  • Mask Type: HALF FACEPIECE
Applications
  • Applications requiring Rubber Mask construction
General Description

The Respirator,air Filtering, cataloged under National Stock Number 4240-01-248-8061, 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 Mine Safety Appliances Company. Government technical data includes 10 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4240-01-248-8061
Primary Part Number471726
Item NameRespirator,air Filtering
FSC / FSG4240 / 42 — No Item Name Available
ManufacturerMine Safety Appliances Company
StatusACTIVE
Mask Filter Quantity4
Exhaust ValveINCLUDED
AdjustabilityADJUSTABLE
Filter TypeCARTRIDGE AND FILTER PAD
Material TypeELASTIC
Filter ReplaceabilityREPLACEABLE
Mask TypeHALF FACEPIECE
MaterialRUBBER MASK
Head HarnessINCLUDED
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2590-00-352-9270100-18 INTERCHANGEABLE
Cap,filler Opening
Zf Off-Highway Solutions Minnesota Inc
6632-01-166-9532471726 INTERCHANGEABLE
Seal Kit,blood Gas Analyzer,capi
Ciba Corning Diagnostics Corp a Joint Venture
Cross-Reference Index
Part NumberManufacturer
471726 PRIMARY Mine Safety Appliances Company (USA)
Related Parts
2590-00-352-9270INTERCHANGEABLE
CAP,FILLER OPENING
100-18
6632-01-166-9532INTERCHANGEABLE
SEAL KIT,BLOOD GAS ANALYZER,CAPI
471726

Frequently Asked Questions

What is NSN 4240-01-248-8061?

NSN 4240-01-248-8061 is a Respirator,air Filtering, manufactured by Mine Safety Appliances Company, classified under FSC 4240 (No Item Name Available). Status: active.

What are the part numbers for NSN 4240-01-248-8061?

NSN 4240-01-248-8061 has 1 cross-referenced part number: 471726 (Mine Safety Appliances Company).

What NSN replaces 4240-01-248-8061?

There are 2 known substitutes for 4240-01-248-8061: 2590-00-352-9270, 6632-01-166-9532. Verify interchangeability with system specifications before substitution.

What are the specifications of 471726?

Key specifications for 471726: Mask Filter Quantity: 4; Exhaust Valve: INCLUDED; Adjustability: ADJUSTABLE; Filter Type: CARTRIDGE AND FILTER PAD. 11 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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