Spring Assembly, Valve4820-01-311-2006

NSN 4820-01-311-2006 · NIIN 013112006

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-311-2006 · 4820013112006 · NIIN 013112006 · 01-311-2006 · FSC 4820 Valves, Nonpowered · 4601001-1042 · J205A42-22AA

Nearby stock numbers ← 4820-01-311-1999 Drive, Valve Stem · 4820-01-311-2106 →

4820-01-311-2006 — Valves, Nonpowered

Features

Spring Assembly,valve — FSC 4820
General Characteristics Item Description: BELLEVILLE WASHERS 22 EA,CHROME-PLATED STEEL,ENCAPSULATED IN RUBBER; 1 GUIDE

Identification

NSN: 4820-01-311-2006
NIIN: 013112006
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Spring Assembly,valve, cataloged under National Stock Number 4820-01-311-2006, 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1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	4820-01-311-2006
Item Name	Spring Assembly,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
General Characteristics Item Description	BELLEVILLE WASHERS 22 EA,CHROME-PLATED STEEL,ENCAPSULATED IN RUBBER; 1 GUIDE

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
4601001-1042	3/2 Design control — primary reference U.S. Government activity
J205A42-22AA	5/9 Secondary 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 4820-01-311-2006?

NSN 4820-01-311-2006 is a Spring Assembly,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-311-2006?

Key specifications for 4820-01-311-2006: General Characteristics Item Description: BELLEVILLE WASHERS 22 EA,CHROME-PLATED STEEL,ENCAPSULATED IN RUBBER; 1 GUIDE; End Item Identification: MAROTTA MODEL RV29A,PRESSURE REGULATOR. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-311-2006 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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