Seat, Valve4820-01-423-6501

NSN 4820-01-423-6501 · NIIN 014236501 · Part number 2.50IN-R64466TTSW IT05

Svf Flow Controls, Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 0ZX16

Government record, cited

NSN 4820-01-423-6501 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-423-6501. Manufacturer of record part number: 2.50IN-R64466TTSW IT05.

Also searched as 4820-01-423-6501 · 4820014236501 · NIIN 014236501 · 01-423-6501 · FSC 4820 Valves, Nonpowered · CAGE 0ZX16 · 2.50IN-R64466TTSW IT05

Nearby stock numbers ← 4820-01-423-6498 Valve, Check · 4820-01-423-6518 Valve, Regulating, Fluid Pressure →

4820-01-423-6501 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Style Designator: PLAIN
Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
Seating Surface Shape: ANGULAR
1 manufacturer part number on file
Manufacturer of record: Svf Flow Controls, Inc

Identification

NSN: 4820-01-423-6501
NIIN: 014236501
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 2.50IN-R64466TTSW IT05
Manufacturer: Svf Flow Controls, Inc

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-423-6501, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Svf Flow Controls, Inc. Government technical data includes 3 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	4820-01-423-6501
Primary Part Number	2.50IN-R64466TTSW IT05
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Svf Flow Controls, Inc
Status	ACTIVE
Style Designator	PLAIN
Material	PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
Seating Surface Shape	ANGULAR

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
2.50IN-R64466TTSW IT05 PRIMARY	Svf Flow Controls, Inc (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 4820-01-423-6501?

NSN 4820-01-423-6501 is a Seat,valve, manufactured by Svf Flow Controls, Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-423-6501?

NSN 4820-01-423-6501 has 1 manufacturer part number on file: 2.50IN-R64466TTSW IT05 (Svf Flow Controls, Inc).

What are the specifications of 2.50IN-R64466TTSW IT05?

Key specifications for 2.50IN-R64466TTSW IT05: Style Designator: PLAIN; End Item Identification: USNS HENRY J. KAISER; Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL; Seating Surface Shape: ANGULAR. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-423-6501 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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