Seat, Valve4820-01-109-6841

NSN 4820-01-109-6841 · NIIN 011096841 · Part number 133.000.034

Wilo Usa Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 13646

Government record, cited

NSN 4820-01-109-6841 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-109-6841. Manufacturer of record part number: 133.000.034.

Also searched as 4820-01-109-6841 · 4820011096841 · NIIN 011096841 · 01-109-6841 · FSC 4820 Valves, Nonpowered · CAGE 13646 · 133.000.034

Nearby stock numbers ← 4820-01-109-6801 · 4820-01-109-6871 Valve Assembly, Control →

4820-01-109-6841 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Body Outside Diameter: 2.725 INCHES NOMINAL IN
Style Designator: PLAIN
Body Inside Diameter: 2.105 INCHES NOMINAL IN
Material: PLASTIC FLUORINATED ETHYLENE PROPYLENE OVERALL
Seating Surface Shape: FLAT
1 manufacturer part number on file
Manufacturer of record: Wilo Usa Llc

Identification

NSN: 4820-01-109-6841
NIIN: 011096841
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 133.000.034
Manufacturer: Wilo Usa Llc

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-109-6841, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Wilo Usa Llc. Government technical data includes 5 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	4820-01-109-6841
Primary Part Number	133.000.034
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Wilo Usa Llc
Status	ACTIVE
Body Outside Diameter	2.725 INCHES NOMINAL IN
Style Designator	PLAIN
Body Inside Diameter	2.105 INCHES NOMINAL IN
Material	PLASTIC FLUORINATED ETHYLENE PROPYLENE OVERALL
Seating Surface Shape	FLAT

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
133.000.034 PRIMARY	Wilo Usa 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 4820-01-109-6841?

NSN 4820-01-109-6841 is a Seat,valve, manufactured by Wilo Usa Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-109-6841?

NSN 4820-01-109-6841 has 1 manufacturer part number on file: 133.000.034 (Wilo Usa Llc).

What are the specifications of 133.000.034?

Key specifications for 133.000.034: Overall Height: 0.328 INCHES NOMINAL IN; Body Outside Diameter: 2.725 INCHES NOMINAL IN; Style Designator: PLAIN; Body Inside Diameter: 2.105 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-109-6841 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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