PartsTable TECHNICAL DATA SHEET

NSN 4820-01-374-2063Government record, cited

Stem, Fluid Valve4820-01-374-2063

NSN 4820-01-374-2063 · NIIN 013742063 · Part number 2557 ITEM 8

A M I Exchangers Limited · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE K5206

Government record, cited

NSN 4820-01-374-2063 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-374-2063. Manufacturer of record part number: 2557 ITEM 8.

Also searched as 4820-01-374-2063 · 4820013742063 · NIIN 013742063 · 01-374-2063 · FSC 4820 Valves, Nonpowered · CAGE K5206 · 2557 ITEM 8

Nearby stock numbers ← 4820-01-374-2060 Valve, Rotary, Selector · 4820-01-374-2141 Disk, Valve →

4820-01-374-2063 — Valves, Nonpowered

Features

Stem,fluid Valve — FSC 4820
1 manufacturer part number on file
Manufacturer of record: A M I Exchangers Limited

Identification

NSN: 4820-01-374-2063
NIIN: 013742063
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 2557 ITEM 8
Manufacturer: A M I Exchangers Limited

General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-374-2063, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is A M I Exchangers Limited. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-374-2063
Primary Part Number	2557 ITEM 8
Item Name	Stem,fluid Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	A M I Exchangers Limited
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
2557 ITEM 8	A M I Exchangers Limited (GBR)

Reference documents

Reference	Meaning
2557 ITEM 8	3/9 Design control — primary reference Young and Cunningham America Inc a Joint Venture

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 4820-01-374-2063?

NSN 4820-01-374-2063 is a Stem,fluid Valve, manufactured by A M I Exchangers Limited, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-374-2063?

NSN 4820-01-374-2063 has 1 manufacturer part number on file: 2557 ITEM 8 (A M I Exchangers Limited).

What are the specifications of 2557 ITEM 8?

Key specifications for 2557 ITEM 8: End Item Identification: VALVE GLOBE;YOUNG AND CUNNINGHAM AMERICA INC. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-374-2063 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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