Guide, Valve Stem4820-01-356-3647

NSN 4820-01-356-3647 · NIIN 013563647 · Part number 1W2473

Caterpillar Inc Div Caterpillar Defense · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 11083

Government record, cited

NSN 4820-01-356-3647 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-356-3647. Manufacturer of record part number: 1W2473.

Also searched as 4820-01-356-3647 · 4820013563647 · NIIN 013563647 · 01-356-3647 · FSC 4820 Valves, Nonpowered · CAGE 11083 · 1W2473 · 1W-2473 · 1W-2473

Nearby stock numbers ← 4820-01-356-3607 · 4820-01-356-3648 Guide, Valve Stem →

4820-01-356-3647 — Valves, Nonpowered

Features

Guide,valve Stem — FSC 4820
3 manufacturer part numbers on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense

Identification

NSN: 4820-01-356-3647
NIIN: 013563647
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 1W2473
Manufacturer: Caterpillar Inc Div Caterpillar Defense

General Description

The Guide,valve Stem, cataloged under National Stock Number 4820-01-356-3647, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Guide,valve Stem
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Navantia - Propulsion Y Energia Motores - Cartagena (CAGE 409BB); Navantia Sa Sme. Div Navantia Hq (CAGE 0141B); Caterpillar Inc Div Caterpillar Defense (CAGE 11083)

Technical Specifications

Parameter	Value
NSN	4820-01-356-3647
Primary Part Number	1W2473
Item Name	Guide,valve Stem
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Caterpillar Inc Div Caterpillar Defense
Status	ACTIVE

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
1W-2473	Navantia - Propulsion Y Energia Motores - Cartagena (ESP)
1W-2473	Navantia Sa Sme. Div Navantia Hq (ESP)
1W2473 PRIMARY	Caterpillar Inc Div Caterpillar Defense (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 4820-01-356-3647?

NSN 4820-01-356-3647 is a Guide,valve Stem, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-356-3647?

NSN 4820-01-356-3647 has 3 manufacturer part numbers on file: 1W-2473 (Navantia - Propulsion Y Energia Motores - Cartagena), 1W-2473 (Navantia Sa Sme. Div Navantia Hq), 1W2473 (Caterpillar Inc Div Caterpillar Defense).

Is NSN 4820-01-356-3647 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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