Parts Kit, Valve4820-01-480-8520

NSN 4820-01-480-8520 · NIIN 014808520

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-480-8520 · 4820014808520 · NIIN 014808520 · 01-480-8520 · FSC 4820 Valves, Nonpowered

Nearby stock numbers ← 4820-01-480-8249 · 4820-01-480-8555 Disk, Valve →

4820-01-480-8520 — Valves, Nonpowered

Features

Parts Kit,valve — FSC 4820
Nonsupply Items and Quantities: SEAT GUIDE POST 1; DISC STUD 1; DISC CUP (RETAINER) 1; VALVE DISC 1; VALVE SEAT 1; VALVE STEM 1; RUBBER DIAPHRAGM 4; GUIDE PLATE GASKET 1; BELLOWS SEALING RING 1; VALVE ASSEMBLY SCREW 1; GUIDE POST 1; VALVE DISC RETAINER 1; EXTENSION SLEEVE 1; SEAT WRENCH 1; SENSING ELEMENT 1; STEM WASHER 1; ISO-LOSS WASHER 1

Identification

NSN: 4820-01-480-8520
NIIN: 014808520
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Parts Kit,valve, cataloged under National Stock Number 4820-01-480-8520, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-480-8520
Item Name	Parts Kit,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Nonsupply Items and Quantities	SEAT GUIDE POST 1; DISC STUD 1; DISC CUP (RETAINER) 1; VALVE DISC 1; VALVE SEAT 1; VALVE STEM 1; RUBBER DIAPHRAGM 4; GUIDE PLATE GASKET 1; BELLOWS SEALING RING 1; VALVE ASSEMBLY SCREW 1; GUIDE POST 1; VALVE DISC RETAINER 1; EXTENSION SLEEVE 1; SEAT WRENCH 1; SENSING ELEMENT 1; STEM WASHER 1; ISO-LOSS WASHER 1

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
STT17A-613R	3/2 Design control — primary reference U.S. Government activity

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 4820-01-480-8520?

NSN 4820-01-480-8520 is a Parts Kit,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-480-8520?

Key specifications for 4820-01-480-8520: Nonsupply Items and Quantities: SEAT GUIDE POST 1; DISC STUD 1; DISC CUP (RETAINER) 1; VALVE DISC 1; VALVE SEAT 1; VALVE STEM 1; RUBBER DIAPHRAGM 4; GUIDE PLATE GASKET 1; BELLOWS SEALING RING 1; VALVE ASSEMBLY SCREW 1; GUIDE POST 1; VALVE DISC RETAINER 1; EXTENSION SLEEVE 1; SEAT WRENCH 1; SENSING ELEMENT 1; STEM WASHER 1; ISO-LOSS WASHER 1; End Item Identification: VALVE,REGULATING,FLUID P/N V46BC-2 ONBOARD 225 FT WLB "B" CLASS COAST GUARD VESSELS FT. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-480-8520 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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