Valve, Check4820-01-658-5173

NSN 4820-01-658-5173 · NIIN 016585173 · Part number 1.5S1RG10-TFE

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

Government record, cited

NSN 4820-01-658-5173 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-658-5173. Manufacturer of record part number: 1.5S1RG10-TFE.

Also searched as 4820-01-658-5173 · 4820016585173 · NIIN 016585173 · 01-658-5173 · FSC 4820 Valves, Nonpowered · CAGE 5W4R4 · 1.5S1RG10-TFE

Nearby stock numbers ← 4820-01-658-5143 Disk, Valve · 4820-01-658-5352 Regulator, Thermostatic Temperatu →

4820-01-658-5173 — Valves, Nonpowered

Features

Valve,check — FSC 4820
Flange Shape: ROUND WITH HOLES ALL ENDS
Flange Face Design: RAISED STRAIGHT ALL ENDS
Connection Type: FLANGE ALL ENDS
Style Designator: STRAIGHT THRU FLANGED ENDS
Valve Size: 1.500 INCHES IN
Face to Face Distance: 6.500 INCHES IN
Material: STEEL COMP 316 BODY

Identification

NSN: 4820-01-658-5173
NIIN: 016585173
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 1.5S1RG10-TFE
Manufacturer: Neway Valve Usa, L.p.

General Description

The Valve,check, cataloged under National Stock Number 4820-01-658-5173, 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	4820-01-658-5173
Primary Part Number	1.5S1RG10-TFE
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Neway Valve Usa, L.p.
Status	ACTIVE
Flange Shape	ROUND WITH HOLES ALL ENDS
Flange Face Design	RAISED STRAIGHT ALL ENDS
Connection Type	FLANGE ALL ENDS
Style Designator	STRAIGHT THRU FLANGED ENDS
Valve Size	1.500 INCHES IN
Face to Face Distance	6.500 INCHES IN
Material	STEEL COMP 316 BODY
Material	STEEL COMP 316 SEAT
Material	PLASTIC TETRAFLUOROETHYLENE FLOW CONTROL DEVICE
Raised Face Nominal Diameter	2.870 INCHES ALL ENDS IN
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
1.5S1RG10-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 4820-01-658-5173?

NSN 4820-01-658-5173 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 4820-01-658-5173?

NSN 4820-01-658-5173 has 1 manufacturer part number on file: 1.5S1RG10-TFE (Neway Valve Usa, L.p.).

What are the specifications of 1.5S1RG10-TFE?

Key specifications for 1.5S1RG10-TFE: Flange Shape: ROUND WITH HOLES ALL ENDS; Flange Face Design: RAISED STRAIGHT ALL ENDS; Connection Type: FLANGE ALL ENDS; Style Designator: STRAIGHT THRU FLANGED ENDS. 11 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-658-5173 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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