PartsTable TECHNICAL DATA SHEET

NSN 4820-01-641-3840Government record, cited

Valve, Angle4820-01-641-3840

NSN 4820-01-641-3840 · NIIN 016413840 · Part number HVL-3

Sherwood Valve Llc Dba Sherwood Valve · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 6Z3H2

Government record, cited

NSN 4820-01-641-3840 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-641-3840. Manufacturer of record part number: HVL-3.

Also searched as 4820-01-641-3840 · 4820016413840 · NIIN 016413840 · 01-641-3840 · FSC 4820 Valves, Nonpowered · CAGE 6Z3H2 · HVL-3 · LV3 · VAL-0316

Nearby stock numbers ← 4820-01-641-3836 Valve, Ball · 4820-01-641-3921 Case Spring →

4820-01-641-3840 — Valves, Nonpowered

Features

Valve,angle — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Sherwood Valve Llc Dba Sherwood Valve

Identification

NSN: 4820-01-641-3840
NIIN: 016413840
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: HVL-3
Manufacturer: Sherwood Valve Llc Dba Sherwood Valve

General Description

The Valve,angle, cataloged under National Stock Number 4820-01-641-3840, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sherwood Valve Llc Dba Sherwood Valve. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-641-3840
Primary Part Number	HVL-3
Item Name	Valve,angle
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Sherwood Valve Llc Dba Sherwood Valve
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
HVL-3 PRIMARY	Sherwood Valve Llc Dba Sherwood Valve (USA)
VAL-0316	Bauer Compressors, Inc. (USA)

Reference documents

Reference	Meaning
LV3	5/9 Secondary reference Sherwood Valve Llc Dba Sherwood 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 4820-01-641-3840?

NSN 4820-01-641-3840 is a Valve,angle, manufactured by Sherwood Valve Llc Dba Sherwood Valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-641-3840?

NSN 4820-01-641-3840 has 2 manufacturer part numbers on file: HVL-3 (Sherwood Valve Llc Dba Sherwood Valve), VAL-0316 (Bauer Compressors, Inc.).

What are the specifications of HVL-3?

Key specifications for HVL-3: Part Name Assigned by Controlling Agency: 6K NEEDLE VALVE W/BLEEDER .250 INCH IN. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-641-3840 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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