Cock, Drain4820-01-658-8309

NSN 4820-01-658-8309 · NIIN 016588309 · Part number DC-2207-4

Yinlun Tdi, Llc Dba Yinlun Tdi, Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 06FL5

Government record, cited

NSN 4820-01-658-8309 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-658-8309. Manufacturer of record part number: DC-2207-4.

Also searched as 4820-01-658-8309 · 4820016588309 · NIIN 016588309 · 01-658-8309 · FSC 4820 Valves, Nonpowered · CAGE 06FL5 · DC-2207-4 · 4229954

Nearby stock numbers ← 4820-01-658-8128 Valve, Stop-Check · 4820-01-658-8314 Valve, Ball →

4820-01-658-8309 — Valves, Nonpowered

Features

Cock,drain — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Yinlun Tdi, Llc Dba Yinlun Tdi, Llc

Identification

NSN: 4820-01-658-8309
NIIN: 016588309
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: DC-2207-4
Manufacturer: Yinlun Tdi, Llc Dba Yinlun Tdi, Llc

General Description

The Cock,drain, cataloged under National Stock Number 4820-01-658-8309, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Yinlun Tdi, Llc Dba Yinlun Tdi, Llc. The record lists 2 manufacturer part numbers 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	Yinlun Tdi, Llc Dba Yinlun Tdi, Llc (CAGE 06FL5); Oshkosh Defense Llc (CAGE 75Q65)

Technical Specifications

Parameter	Value
NSN	4820-01-658-8309
Primary Part Number	DC-2207-4
Item Name	Cock,drain
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Yinlun Tdi, Llc Dba Yinlun Tdi, Llc
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
DC-2207-4 PRIMARY	Yinlun Tdi, Llc Dba Yinlun Tdi, Llc (USA)
4229954 PRIMARY	Oshkosh Defense 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 4820-01-658-8309?

NSN 4820-01-658-8309 is a Cock,drain, manufactured by Yinlun Tdi, Llc Dba Yinlun Tdi, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-658-8309?

NSN 4820-01-658-8309 has 2 manufacturer part numbers on file: DC-2207-4 (Yinlun Tdi, Llc Dba Yinlun Tdi, Llc), 4229954 (Oshkosh Defense Llc).

Is NSN 4820-01-658-8309 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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