Valve, Stop-Check4820-01-640-8168

NSN 4820-01-640-8168 · NIIN 016408168 · Part number QBV3750AN

Hardware and Tools Corp · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 57YU9

Government record, cited

NSN 4820-01-640-8168 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-640-8168. Manufacturer of record part number: QBV3750AN.

Also searched as 4820-01-640-8168 · 4820016408168 · NIIN 016408168 · 01-640-8168 · FSC 4820 Valves, Nonpowered · CAGE 57YU9 · QBV3750AN

Nearby stock numbers ← 4820-01-640-8165 Valve, Stop-Check · 4820-01-640-8187 Parts Kit, Ball Valve →

4820-01-640-8168 — Valves, Nonpowered

Features

Valve,stop-Check — FSC 4820
Nominal Length: 6.0 INCHES ALL ENDS IN
Nominal Width: 1.0 INCHES ALL ENDS IN
1 manufacturer part number on file
Manufacturer of record: Hardware and Tools Corp

Identification

NSN: 4820-01-640-8168
NIIN: 016408168
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: QBV3750AN
Manufacturer: Hardware and Tools Corp

General Description

The Valve,stop-Check, cataloged under National Stock Number 4820-01-640-8168, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hardware and Tools Corp. Government technical data includes 2 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	4820-01-640-8168
Primary Part Number	QBV3750AN
Item Name	Valve,stop-Check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Hardware and Tools Corp
Status	ACTIVE
Nominal Length	6.0 INCHES ALL ENDS IN
Nominal Width	1.0 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
QBV3750AN PRIMARY	Hardware and Tools Corp (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 4820-01-640-8168?

NSN 4820-01-640-8168 is a Valve,stop-Check, manufactured by Hardware and Tools Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-640-8168?

NSN 4820-01-640-8168 has 1 manufacturer part number on file: QBV3750AN (Hardware and Tools Corp).

What are the specifications of QBV3750AN?

Key specifications for QBV3750AN: Nominal Length: 6.0 INCHES ALL ENDS IN; Special Features: WEIGHT: 4 OUNCES OZ; Nominal Width: 1.0 INCHES ALL ENDS IN; Part Name Assigned by Controlling Agency: VALVE, SHUT OFF, CPVC 1/2". 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-640-8168 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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