Retainer, Seat, Valve4820-01-281-5944

NSN 4820-01-281-5944 · NIIN 012815944 · Part number 052-0268-36

Portland Valve Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 53154

Government record, cited

NSN 4820-01-281-5944 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-281-5944. Manufacturer of record part number: 052-0268-36.

Also searched as 4820-01-281-5944 · 4820012815944 · NIIN 012815944 · 01-281-5944 · FSC 4820 Valves, Nonpowered · CAGE 53154 · 052-0268-36

Nearby stock numbers ← 4820-01-281-5932 Parts Kit, Ball Valve · 4820-01-281-5945 Connecting Rod and Bearing Assem →

4820-01-281-5944 — Valves, Nonpowered

Features

Retainer,seat,valve — FSC 4820
Material: STEEL CORROSION RESISTING
1 manufacturer part number on file
Manufacturer of record: Portland Valve Llc

Identification

NSN: 4820-01-281-5944
NIIN: 012815944
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 052-0268-36
Manufacturer: Portland Valve Llc

General Description

The Retainer,seat,valve, cataloged under National Stock Number 4820-01-281-5944, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Portland Valve Llc. Government technical data includes 1 specification, 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	4820-01-281-5944
Primary Part Number	052-0268-36
Item Name	Retainer,seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Portland Valve Llc
Status	ACTIVE
Material	STEEL CORROSION RESISTING

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
052-0268-36 PRIMARY	Portland Valve Llc (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 4820-01-281-5944?

NSN 4820-01-281-5944 is a Retainer,seat,valve, manufactured by Portland Valve Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-281-5944?

NSN 4820-01-281-5944 has 1 manufacturer part number on file: 052-0268-36 (Portland Valve Llc).

What are the specifications of 052-0268-36?

Key specifications for 052-0268-36: Material: STEEL CORROSION RESISTING. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-281-5944 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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