PartsTable TECHNICAL DATA SHEET

NSN 4820-01-439-9892Government record, cited

Valve Assembly4820-01-439-9892

NSN 4820-01-439-9892 · NIIN 014399892 · Part number CSS71VS FOR SHB-2-600#

Jay Electric Co · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 74955

Government record, cited

NSN 4820-01-439-9892 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-439-9892. Manufacturer of record part number: CSS71VS FOR SHB-2-600#.

Also searched as 4820-01-439-9892 · 4820014399892 · NIIN 014399892 · 01-439-9892 · FSC 4820 Valves, Nonpowered · CAGE 74955 · CSS71VS FOR SHB-2-600# · CSS71VS FOR SHB · CSS71VS

Nearby stock numbers ← 4820-01-439-9889 Piston, Valve · 4820-01-439-9917 Disk, Valve →

4820-01-439-9892 — Valves, Nonpowered

Features

Valve Assembly — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Jay Electric Co

Identification

NSN: 4820-01-439-9892
NIIN: 014399892
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: CSS71VS FOR SHB-2-600#
Manufacturer: Jay Electric Co

General Description

The Valve Assembly, cataloged under National Stock Number 4820-01-439-9892, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Jay Electric Co. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Technical Specifications

Parameter	Value
NSN	4820-01-439-9892
Primary Part Number	CSS71VS FOR SHB-2-600#
Item Name	Valve Assembly
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Jay Electric Co
Status	ACTIVE

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
CSS71VS	Clark-Reliance Llc Dba Jerguson Gage & Valve (USA)
CSS71VS FOR SHB-2-600# PRIMARY	Jay Electric Co (USA)

Reference documents

Reference	Meaning
CSS71VS FOR SHB	C/1 Advisory reference — outside the item-of-supply concept Clark-Reliance Llc Dba Jerguson Gage & Valve

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 4820-01-439-9892?

NSN 4820-01-439-9892 is a Valve Assembly, manufactured by Jay Electric Co, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-439-9892?

NSN 4820-01-439-9892 has 2 manufacturer part numbers on file: CSS71VS (Clark-Reliance Llc Dba Jerguson Gage & Valve), CSS71VS FOR SHB-2-600# (Jay Electric Co).

What are the specifications of CSS71VS FOR SHB-2-600#?

Key specifications for CSS71VS FOR SHB-2-600#: Special Features: NEXT ASSEMBLY STEAM TRAP; End Item Identification: MARS CLASS AFS. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-439-9892 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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