Stem, Fluid Valve4820-01-282-6460

NSN 4820-01-282-6460 · NIIN 012826460 · Part number 11556-003

Ametek Thermal Systems Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 12536

Government record, cited

NSN 4820-01-282-6460 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-282-6460. Manufacturer of record part number: 11556-003.

Also searched as 4820-01-282-6460 · 4820012826460 · NIIN 012826460 · 01-282-6460 · FSC 4820 Valves, Nonpowered · CAGE 12536 · 11556-003

Nearby stock numbers ← 4820-01-282-6459 Stem, Fluid Valve · 4820-01-282-6461 Stem, Fluid Valve →

4820-01-282-6460 — Valves, Nonpowered

Features

Stem,fluid Valve — FSC 4820
Surface Treatment: ANODIZE
Material: ALUMINUM OR STEEL CORROSION RESISTING
1 manufacturer part number on file
Manufacturer of record: Ametek Thermal Systems Inc

Identification

NSN: 4820-01-282-6460
NIIN: 012826460
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 11556-003
Manufacturer: Ametek Thermal Systems Inc

General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-282-6460, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Ametek Thermal Systems Inc. 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	4820-01-282-6460
Primary Part Number	11556-003
Item Name	Stem,fluid Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Ametek Thermal Systems Inc
Status	ACTIVE
Surface Treatment	ANODIZE
Material	ALUMINUM OR 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
11556-003 PRIMARY	Ametek Thermal Systems Inc (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 4820-01-282-6460?

NSN 4820-01-282-6460 is a Stem,fluid Valve, manufactured by Ametek Thermal Systems Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-282-6460?

NSN 4820-01-282-6460 has 1 manufacturer part number on file: 11556-003 (Ametek Thermal Systems Inc).

What are the specifications of 11556-003?

Key specifications for 11556-003: Surface Treatment: ANODIZE; End Item Identification: RADIATOR ASSY,CH-53E ACFT; Material: ALUMINUM OR STEEL CORROSION RESISTING. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-282-6460 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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