Cock, Poppet Drain4820-00-452-8083

NSN 4820-00-452-8083 · NIIN 004528083

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-00-452-8083 · 4820004528083 · NIIN 004528083 · 00-452-8083 · FSC 4820 Valves, Nonpowered · A5680SHT37 · A5680SH37

Nearby stock numbers ← 4820-00-452-7863 · 4820-00-452-8163 →

4820-00-452-8083 — Valves, Nonpowered

Features

Cock,poppet Drain — FSC 4820
Flow Control Device: POPPET
Connection Style: INVERTED FLARE (TUBE) ALL ENDS
Connection Type: THREADED EXTERNAL TUBE ALL ENDS
Style Designator: STRAIGHT THRU
Thread Direction: RIGHT-HAND ALL ENDS
Nominal Thread Size: 0.500 INCHES ALL ENDS IN
Seat Angle: 30.0 DEGREES ALL ENDS

Identification

NSN: 4820-00-452-8083
NIIN: 004528083
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Cock,poppet Drain, cataloged under National Stock Number 4820-00-452-8083, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-00-452-8083
Item Name	Cock,poppet Drain
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Flow Control Device	POPPET
Connection Style	INVERTED FLARE (TUBE) ALL ENDS
Connection Type	THREADED EXTERNAL TUBE ALL ENDS
Style Designator	STRAIGHT THRU
Thread Direction	RIGHT-HAND ALL ENDS
Nominal Thread Size	0.500 INCHES ALL ENDS IN
Seat Angle	30.0 DEGREES ALL ENDS
Surface Treatment	ANODIZE AND DICHROMATE
Thread Class	2A ALL ENDS A
Material	STEEL FLOW CONTROL DEVICE
Material	STEEL AND ALUMINUM ALLOY BODY
Thread Series Designator	UNF ALL ENDS
Valve Operation Method	AUTOMATIC OR MANUAL

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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
A5680SHT37	3/9 Design control — primary reference Bae Systems Plc
A5680SH37	5/9 Secondary reference Bae Systems Plc

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 4820-00-452-8083?

NSN 4820-00-452-8083 is a Cock,poppet Drain, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-00-452-8083?

Key specifications for 4820-00-452-8083: Flow Control Device: POPPET; Connection Style: INVERTED FLARE (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Style Designator: STRAIGHT THRU. 13 specifications are documented in the U.S. Government catalog.

Is NSN 4820-00-452-8083 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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