Valve, Check4820-01-678-5326

NSN 4820-01-678-5326 · NIIN 016785326 · Part number 2S1RG10-TFE

Neway Valve Usa, L.p. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 5W4R4

Government record, cited

NSN 4820-01-678-5326 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-678-5326. Manufacturer of record part number: 2S1RG10-TFE.

Also searched as 4820-01-678-5326 · 4820016785326 · NIIN 016785326 · 01-678-5326 · FSC 4820 Valves, Nonpowered · CAGE 5W4R4 · 2S1RG10-TFE

Nearby stock numbers ← 4820-01-678-5220 Valve, Safety Relief · 4820-01-678-5472 Valve, Restrictor Check →

4820-01-678-5326 — Valves, Nonpowered

Features

Valve,check — FSC 4820
Flow Control Device: DISK
Flange Shape: ROUND ALL ENDS
Flange Face Design: PLAIN ALL ENDS
Connection Type: FLANGE ALL ENDS
Style Designator: STRAIGHT THRU FLANGED ENDS
Valve Size: 2.0 INCHES IN
Nominal Outside Diameter: 3.62 INCHES ALL ENDS IN

Identification

NSN: 4820-01-678-5326
NIIN: 016785326
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 2S1RG10-TFE
Manufacturer: Neway Valve Usa, L.p.

General Description

The Valve,check, cataloged under National Stock Number 4820-01-678-5326, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Neway Valve Usa, L.p.. Government technical data includes 11 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	4820-01-678-5326
Primary Part Number	2S1RG10-TFE
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Neway Valve Usa, L.p.
Status	ACTIVE
Flow Control Device	DISK
Flange Shape	ROUND ALL ENDS
Flange Face Design	PLAIN ALL ENDS
Connection Type	FLANGE ALL ENDS
Style Designator	STRAIGHT THRU FLANGED ENDS
Valve Size	2.0 INCHES IN
Nominal Outside Diameter	3.62 INCHES ALL ENDS IN
Face to Face Distance	8.0 INCHES IN
Material	STEEL BODY
Valve Operation Method	AUTOMATIC
Nominal Thickness	0.19 INCHES ALL ENDS IN

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
2S1RG10-TFE PRIMARY	Neway Valve Usa, L.p. (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 4820-01-678-5326?

NSN 4820-01-678-5326 is a Valve,check, manufactured by Neway Valve Usa, L.p., classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-678-5326?

NSN 4820-01-678-5326 has 1 manufacturer part number on file: 2S1RG10-TFE (Neway Valve Usa, L.p.).

What are the specifications of 2S1RG10-TFE?

Key specifications for 2S1RG10-TFE: Flow Control Device: DISK; Flange Shape: ROUND ALL ENDS; Flange Face Design: PLAIN ALL ENDS; Connection Type: FLANGE ALL ENDS. 11 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-678-5326 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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