Cock, Drain4820-01-628-2163

NSN 4820-01-628-2163 · NIIN 016282163 · Part number 5203602

W S Darley & Co Div Darley Pump Division · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 5B337

Government record, cited

NSN 4820-01-628-2163 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-628-2163. Manufacturer of record part number: 5203602.

Also searched as 4820-01-628-2163 · 4820016282163 · NIIN 016282163 · 01-628-2163 · FSC 4820 Valves, Nonpowered · CAGE 5B337 · 5203602

Nearby stock numbers ← 4820-01-628-2113 Valve, Ball · 4820-01-628-2198 Valve, Safety Relief →

4820-01-628-2163 — Valves, Nonpowered

Features

Cock,drain — FSC 4820
1 manufacturer part number on file
Manufacturer of record: W S Darley & Co Div Darley Pump Division

Identification

NSN: 4820-01-628-2163
NIIN: 016282163
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 5203602
Manufacturer: W S Darley & Co Div Darley Pump Division

General Description

The Cock,drain, cataloged under National Stock Number 4820-01-628-2163, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is W S Darley & Co Div Darley Pump Division. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Cock,drain
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	W S Darley & Co Div Darley Pump Division (CAGE 5B337)

Technical Specifications

Parameter	Value
NSN	4820-01-628-2163
Primary Part Number	5203602
Item Name	Cock,drain
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	W S Darley & Co Div Darley Pump Division
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
5203602 PRIMARY	W S Darley & Co Div Darley Pump Division (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 4820-01-628-2163?

NSN 4820-01-628-2163 is a Cock,drain, manufactured by W S Darley & Co Div Darley Pump Division, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-628-2163?

NSN 4820-01-628-2163 has 1 manufacturer part number on file: 5203602 (W S Darley & Co Div Darley Pump Division).

Is NSN 4820-01-628-2163 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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