Stem, Fluid Valve4820-01-571-7641

NSN 4820-01-571-7641 · NIIN 015717641

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-571-7641 · 4820015717641 · NIIN 015717641 · 01-571-7641 · FSC 4820 Valves, Nonpowered · 803-1385714-52-23 · 1385714 · 803-1385714-52-38

Nearby stock numbers ← 4820-01-571-7634 Stem, Fluid Valve · 4820-01-571-7642 Stem, Fluid Valve →

4820-01-571-7641 — Valves, Nonpowered

Features

Stem,fluid Valve — FSC 4820
Valve Type for Which Designed: GATE
Stem Actuating End Type: THREADED EXTERNALLY
Material Document and Classification: ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE
Valve Size for Which Designed: 1.000 INCHES IN
Material: NICKEL ALLOY

Identification

NSN: 4820-01-571-7641
NIIN: 015717641
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-571-7641, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	4820-01-571-7641
Item Name	Stem,fluid Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Valve Type for Which Designed	GATE
Stem Actuating End Type	THREADED EXTERNALLY
Material Document and Classification	ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE
Valve Size for Which Designed	1.000 INCHES IN
Material	NICKEL ALLOY

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
803-1385714-52-23	5/9 Secondary reference U.S. Government activity
1385714	D/9 Drawing number reference only U.S. Government activity
803-1385714-52-38	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 4820-01-571-7641?

NSN 4820-01-571-7641 is a Stem,fluid Valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-571-7641?

Key specifications for 4820-01-571-7641: Valve Type for Which Designed: GATE; Stem Actuating End Type: THREADED EXTERNALLY; Material Document and Classification: ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE; Overall Length: 4.671 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-571-7641 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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