Valve, Safety Relief4820-01-431-9004

NSN 4820-01-431-9004 · NIIN 014319004 · Part number 53-20F

Tate Andale, Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 09032

Government record, cited

NSN 4820-01-431-9004 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-431-9004. Manufacturer of record part number: 53-20F.

Also searched as 4820-01-431-9004 · 4820014319004 · NIIN 014319004 · 01-431-9004 · FSC 4820 Valves, Nonpowered · CAGE 09032 · 53-20F

Nearby stock numbers ← 4820-01-431-8866 Valve Assembly · 4820-01-431-9033 Diaphragm, Actuator Valve, Special →

4820-01-431-9004 — Valves, Nonpowered

Features

Valve,safety Relief — FSC 4820
Flow Control Device: DISK
Flange Shape: ROUND WITH HOLES FIRST END
Flange Face Design: PLAIN FIRST END
Connection Type: FLANGE FIRST END
Style Designator: STRAIGHT THRU
Material: BRONZE BODY
Valve Operation Method: AUTOMATIC

Identification

NSN: 4820-01-431-9004
NIIN: 014319004
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 53-20F
Manufacturer: Tate Andale, Llc

General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-431-9004, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tate Andale, Llc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-431-9004
Primary Part Number	53-20F
Item Name	Valve,safety Relief
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Tate Andale, Llc
Status	ACTIVE
Flow Control Device	DISK
Flange Shape	ROUND WITH HOLES FIRST END
Flange Face Design	PLAIN FIRST END
Connection Type	FLANGE FIRST END
Style Designator	STRAIGHT THRU
Material	BRONZE BODY
Valve Operation Method	AUTOMATIC

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
53-20F PRIMARY	Tate Andale, 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 4820-01-431-9004?

NSN 4820-01-431-9004 is a Valve,safety Relief, manufactured by Tate Andale, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-431-9004?

NSN 4820-01-431-9004 has 1 manufacturer part number on file: 53-20F (Tate Andale, Llc).

What are the specifications of 53-20F?

Key specifications for 53-20F: Flow Control Device: DISK; Flange Shape: ROUND WITH HOLES FIRST END; Flange Face Design: PLAIN FIRST END; Connection Type: FLANGE FIRST END. 7 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-431-9004 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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