Valve, Check4820-01-718-9798

NSN 4820-01-718-9798 · NIIN 017189798 · Part number LPD0009

William E Williams Valve Corp · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 79342

Government record, cited

NSN 4820-01-718-9798 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-718-9798. Manufacturer of record part number: LPD0009.

Also searched as 4820-01-718-9798 · 4820017189798 · NIIN 017189798 · 01-718-9798 · FSC 4820 Valves, Nonpowered · CAGE 79342 · LPD0009

Nearby stock numbers ← 4820-01-718-9797 Retainer, Seat, Valve · 4820-01-718-9804 Hinge, Swing Check Valve →

4820-01-718-9798 — Valves, Nonpowered

Features

Valve,check — FSC 4820
Valve Size: 8.0 INCHES IN
Face to Face Distance: 19.50 INCHES IN
Material: STEEL CORROSION RESISTING OVERALL
1 manufacturer part number on file
Manufacturer of record: William E Williams Valve Corp

Identification

NSN: 4820-01-718-9798
NIIN: 017189798
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: LPD0009
Manufacturer: William E Williams Valve Corp

General Description

The Valve,check, cataloged under National Stock Number 4820-01-718-9798, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is William E Williams Valve Corp. 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	4820-01-718-9798
Primary Part Number	LPD0009
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	William E Williams Valve Corp
Status	ACTIVE
Valve Size	8.0 INCHES IN
Face to Face Distance	19.50 INCHES IN
Material	STEEL CORROSION RESISTING OVERALL

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
LPD0009 PRIMARY	William E Williams Valve 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 4820-01-718-9798?

NSN 4820-01-718-9798 is a Valve,check, manufactured by William E Williams Valve Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-718-9798?

NSN 4820-01-718-9798 has 1 manufacturer part number on file: LPD0009 (William E Williams Valve Corp).

What are the specifications of LPD0009?

Key specifications for LPD0009: Valve Size: 8.0 INCHES IN; Face to Face Distance: 19.50 INCHES IN; Part Name Assigned by Controlling Agency: CAST STAINLESS STEEL SWING CHECK VALVE,CLASS 150; Material: STEEL CORROSION RESISTING OVERALL. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-718-9798 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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