Valve, Safety Relief4820-01-425-4539

NSN 4820-01-425-4539 · NIIN 014254539 · Part number ASV012496

Sterling Hydraulics Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 0FHH8

Government record, cited

NSN 4820-01-425-4539 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-425-4539. Manufacturer of record part number: ASV012496.

Also searched as 4820-01-425-4539 · 4820014254539 · NIIN 014254539 · 01-425-4539 · FSC 4820 Valves, Nonpowered · CAGE 0FHH8 · ASV012496 · 9T9059

Nearby stock numbers ← 4820-01-425-4535 Valve, Angle · 4820-01-425-4542 Cap, Valve →

4820-01-425-4539 — Valves, Nonpowered

Features

Valve,safety Relief — FSC 4820
Valve Operation Method: AUTOMATIC
2 manufacturer part numbers on file
Manufacturer of record: Sterling Hydraulics Inc

Identification

NSN: 4820-01-425-4539
NIIN: 014254539
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: ASV012496
Manufacturer: Sterling Hydraulics Inc

General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-425-4539, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sterling Hydraulics Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-425-4539
Primary Part Number	ASV012496
Item Name	Valve,safety Relief
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Sterling Hydraulics Inc
Status	ACTIVE
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
9T9059	Caterpillar Inc Div Caterpillar Defense (USA)
ASV012496 PRIMARY	Sterling Hydraulics Inc (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 4820-01-425-4539?

NSN 4820-01-425-4539 is a Valve,safety Relief, manufactured by Sterling Hydraulics Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-425-4539?

NSN 4820-01-425-4539 has 2 manufacturer part numbers on file: 9T9059 (Caterpillar Inc Div Caterpillar Defense), ASV012496 (Sterling Hydraulics Inc).

What are the specifications of ASV012496?

Key specifications for ASV012496: Special Features: LOADER SCOOP; End Item Identification: SHIPBOARD MATERIAL HANDLING EQUIPMENT (MHE); Valve Operation Method: AUTOMATIC. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-425-4539 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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