Valve, Check4820-01-349-1876

NSN 4820-01-349-1876 · NIIN 013491876 · Part number 3043-49

Pentair Filtration Solutions, Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 08576

Government record, cited

NSN 4820-01-349-1876 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-349-1876. Manufacturer of record part number: 3043-49.

Also searched as 4820-01-349-1876 · 4820013491876 · NIIN 013491876 · 01-349-1876 · FSC 4820 Valves, Nonpowered · CAGE 08576 · 3043-49

Nearby stock numbers ← 4820-01-349-1875 Valve, Check · 4820-01-349-1877 Valve, Check →

4820-01-349-1876 — Valves, Nonpowered

Features

Valve,check — FSC 4820
Flow Control Device: BALL
Style Designator: STRAIGHT THRU
Disk Loading Method: SPRING
Valve Operation Method: AUTOMATIC
1 manufacturer part number on file
Manufacturer of record: Pentair Filtration Solutions, Llc

Identification

NSN: 4820-01-349-1876
NIIN: 013491876
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 3043-49
Manufacturer: Pentair Filtration Solutions, Llc

General Description

The Valve,check, cataloged under National Stock Number 4820-01-349-1876, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Pentair Filtration Solutions, Llc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-349-1876
Primary Part Number	3043-49
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Pentair Filtration Solutions, Llc
Status	ACTIVE
Flow Control Device	BALL
Style Designator	STRAIGHT THRU
Disk Loading Method	SPRING
Valve Operation Method	AUTOMATIC

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
3043-49 PRIMARY	Pentair Filtration Solutions, Llc (USA)

No interchangeability data on file.

Other items in FSC 4820 — Valves, Nonpowered

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

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

4820-00-001-0020

4820-00-001-0020 · Item name not on file

4820-00-001-0021

4820-00-001-0021 · Item name not on file

4820-00-001-0032

4820-00-001-0032 · Item name not on file

4820-00-001-0037

VALVE,SAFETY RELIEF

4820-00-001-0042

4820-00-001-0042 · Item name not on file

4820-00-001-1230

4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-349-1876?

NSN 4820-01-349-1876 is a Valve,check, manufactured by Pentair Filtration Solutions, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-349-1876?

NSN 4820-01-349-1876 has 1 manufacturer part number on file: 3043-49 (Pentair Filtration Solutions, Llc).

What are the specifications of 3043-49?

Key specifications for 3043-49: Flow Control Device: BALL; Style Designator: STRAIGHT THRU; Disk Loading Method: SPRING; Valve Operation Method: AUTOMATIC. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-349-1876 hazardous material?

No hazard code in the DLA record (HMIC N). 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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