PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8271Mask,air Filtering

3m Company · NSN 4240-01-247-5686 · FSC 4240 · No Item Name Available
Verified by PartsTable
NSN 4240-01-247-5686 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-247-5686. Primary manufacturer part number: 8271.
Features
  • Mask,air Filtering — FSC 4240
  • Exhaust Valve: INCLUDED
  • Head Harness: INCLUDED
  • Strap Type: DOUBLE
  • Mask Type: HALF FACEPIECE
  • Approval Designator: ERR-060
  • Material: FIBER MASK
  • Criticality Code Justification: FEAT
Applications
  • Applications requiring Fiber Mask construction
General Description

The Mask,air Filtering, cataloged under National Stock Number 4240-01-247-5686, 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 3m Company. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, 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
NSN4240-01-247-5686
Primary Part Number8271
Item NameMask,air Filtering
FSC / FSG4240 / 42 — No Item Name Available
Manufacturer3m Company
StatusACTIVE
Exhaust ValveINCLUDED
Head HarnessINCLUDED
Strap TypeDOUBLE
Mask TypeHALF FACEPIECE
Approval DesignatorERR-060
MaterialFIBER MASK
Criticality Code JustificationFEAT
Material TypeELASTIC
Filter TypeFILTER PAD
Mask Filter Quantity1
AdjustabilityNONADJUSTABLE
Filter ReplaceabilityNONREPLACEABLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-117-06931207-B INTERCHANGEABLE
Bearing,roller,cylindrical
Regal Beloit America, Inc. Dba Rollway Bearing
6220-00-133-33179142244 INTERCHANGEABLE
Headlight
Sicard a Division of Smi-Snowblast Inc Dba Sicard
5950-00-250-17505082 INTERCHANGEABLE
Transformer,audio Frequency
Pax Mfg Corp Hammarlund Mfg Co Div
5120-00-333-98095120-00-333-9809 INTERCHANGEABLE
Alignment Tool,electronic Equipm
General Services Administration Federal Supply Service
5365-00-337-10809900 INTERCHANGEABLE
Bushing,valve Body
Northrop Grumman Systems Corporation Div Marine Systems
5962-00-482-0918 INTERCHANGEABLE
Microcircuit,digital
2990-00-522-59009900-100 INTERCHANGEABLE
Load Sensor,governo
Woodward, Inc.
4720-00-654-3882FC23807 INTERCHANGEABLE
Hose Assembly,nonmetallic
Airtex Products Div of Uis Inc
3030-00-853-504517415 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5935-01-012-39989900 INTERCHANGEABLE
Cover,electrical Connector
Amphenol Corporation Div Amphenol Rf
Cross-Reference Index
Part NumberManufacturer
7000002047 3m Company (USA)
8271 3m Company Div Oh&esd (USA)
9900-100 3m Company Div Oh&esd (USA)
8271 PRIMARY 3m Company (USA)
9900-100 3m Company (USA)
9900 3m Company Div Oh&esd (USA)
Related Parts
3110-00-117-0693INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
1207-B
6220-00-133-3317INTERCHANGEABLE
HEADLIGHT
9142244
5950-00-250-1750INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5082
5120-00-333-9809INTERCHANGEABLE
ALIGNMENT TOOL,ELECTRONIC EQUIPM
5120-00-333-9809
5365-00-337-1080INTERCHANGEABLE
BUSHING,VALVE BODY
9900
5962-00-482-0918INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
2990-00-522-5900INTERCHANGEABLE
LOAD SENSOR,GOVERNO
9900-100
4720-00-654-3882INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
FC23807
3030-00-853-5045INTERCHANGEABLE
BELT,V
17415
5935-01-012-3998INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
9900
6625-01-022-9604INTERCHANGEABLE
TEST SET,TRANSFORMER
9900
5330-01-109-1915INTERCHANGEABLE
SEAL,PLAIN ENCASED
9900

Frequently Asked Questions

What is NSN 4240-01-247-5686?

NSN 4240-01-247-5686 is a Mask,air Filtering, manufactured by 3m Company, classified under FSC 4240 (No Item Name Available). Status: active.

What are the part numbers for NSN 4240-01-247-5686?

NSN 4240-01-247-5686 has 6 cross-referenced part numbers: 7000002047 (3m Company), 8271 (3m Company Div Oh&esd), 9900-100 (3m Company Div Oh&esd), 8271 (3m Company), 9900-100 (3m Company) and 1 more.

What NSN replaces 4240-01-247-5686?

There are 12 known substitutes for 4240-01-247-5686: 3110-00-117-0693, 6220-00-133-3317, 5950-00-250-1750 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8271?

Key specifications for 8271: Exhaust Valve: INCLUDED; Head Harness: INCLUDED; Strap Type: DOUBLE; Mask Type: HALF FACEPIECE. 13 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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