Filter, Respirator, Air Filtering4240-01-505-0631

NSN 4240-01-505-0631 · NIIN 015050631

FSC 4240 — Safety and Rescue Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment

Government record, cited

Also searched as 4240-01-505-0631 · 4240015050631 · NIIN 015050631 · 01-505-0631 · FSC 4240 Safety and Rescue Equipment

Nearby stock numbers ← 4240-01-505-0068 Body, Valve, Breathing Apparatus · 4240-01-505-0968 Support Assembly, Entrance Protec →

Features

Filter,respirator,air Filtering — FSC 4240
Hazard Protection Feature: PAINT MIST

Identification

NSN: 4240-01-505-0631
NIIN: 015050631
FSC: 4240 — Safety and Rescue Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment

General Description

The Filter,respirator,air Filtering, cataloged under National Stock Number 4240-01-505-0631, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4240-01-505-0631
Item Name	Filter,respirator,air Filtering
FSC / FSG	4240 / 42 — Safety and Rescue Equipment
Status	ACTIVE
Hazard Protection Feature	PAINT MIST

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
5N11	3/9 Design control — primary reference 3m Company Div Oh&esd

No interchangeability data on file.

Other items in FSC 4240 — Safety and Rescue Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4240-00-001-1515

4240-00-001-1515 · Item name not on file

4240-00-001-2684

4240-00-001-2684 · Item name not on file

4240-00-006-0022

HOSE,EVACUATION

4240-00-007-4576

4240-00-007-4576 · Item name not on file

4240-00-007-8182

4240-00-007-8182 · Item name not on file

4240-00-007-8183

4240-00-007-8183 · Item name not on file

4240-00-007-8184

4240-00-007-8184 · Item name not on file

4240-00-007-8185

4240-00-007-8185 · Item name not on file

Frequently Asked Questions

What is NSN 4240-01-505-0631?

NSN 4240-01-505-0631 is a Filter,respirator,air Filtering, classified under FSC 4240, Safety and Rescue Equipment. Status: active.

What are the specifications of 4240-01-505-0631?

Key specifications for 4240-01-505-0631: Hazard Protection Feature: PAINT MIST; Special Features: FOR USE ON 3M 5000 SERIES RESPIRATORS AND 6000 SERIES CARTRIDGES WITH 501 FILTER RETAINER. 1 specification is documented in the U.S. Government catalog.

Is NSN 4240-01-505-0631 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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