PartsTable TECHNICAL DATA SHEET

NSN 4820-01-453-7339Government record, cited

Valve, Relief4820-01-453-7339

NSN 4820-01-453-7339 · NIIN 014537339 · Part number RDDA-LEN-FEI/S

Sun Hydraulics Corporation · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 54035

Government record, cited

NSN 4820-01-453-7339 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-453-7339. Manufacturer of record part number: RDDA-LEN-FEI/S.

Also searched as 4820-01-453-7339 · 4820014537339 · NIIN 014537339 · 01-453-7339 · FSC 4820 Valves, Nonpowered · CAGE 54035 · RDDA-LEN-FEI/S

Nearby stock numbers ← 4820-01-453-7271 Disk, Valve · 4820-01-453-7344 Valve, Check →

4820-01-453-7339 — Valves, Nonpowered

Features

Valve,relief — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Sun Hydraulics Corporation

Identification

NSN: 4820-01-453-7339
NIIN: 014537339
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: RDDA-LEN-FEI/S
Manufacturer: Sun Hydraulics Corporation

General Description

The Valve,relief, cataloged under National Stock Number 4820-01-453-7339, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sun Hydraulics Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Catalog Facts

Item Name	Valve,relief
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Sun Hydraulics Corporation (CAGE 54035)

Technical Specifications

Parameter	Value
NSN	4820-01-453-7339
Primary Part Number	RDDA-LEN-FEI/S
Item Name	Valve,relief
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Sun Hydraulics Corporation
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
RDDA-LEN-FEI/S PRIMARY	Sun Hydraulics Corporation (USA)

Reference documents

Reference	Meaning
RDDA-LEN-FEI/S	5/9 Secondary reference Hydroair Hughes, Llc

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

Related Parts in Valves

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

8171E-1/4HS2

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

D559A3M2

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 4820-01-453-7339?

NSN 4820-01-453-7339 is a Valve,relief, manufactured by Sun Hydraulics Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-453-7339?

NSN 4820-01-453-7339 has 1 manufacturer part number on file: RDDA-LEN-FEI/S (Sun Hydraulics Corporation).

Is NSN 4820-01-453-7339 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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