Stem, Needle Valve4820-00-894-8327

NSN 4820-00-894-8327 · NIIN 008948327 · Part number 507855-1

A. O. Smith Corporation Dba a O Smith Corp · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 33409

Government record, cited

NSN 4820-00-894-8327 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-894-8327. Manufacturer of record part number: 507855-1.

Also searched as 4820-00-894-8327 · 4820008948327 · NIIN 008948327 · 00-894-8327 · FSC 4820 Valves, Nonpowered · CAGE 33409 · 507855-1

Nearby stock numbers ← 4820-00-894-8326 · 4820-00-894-8329 →

4820-00-894-8327 — Valves, Nonpowered

Features

Stem,needle Valve — FSC 4820
Largest Outside Diameter: 0.249 INCHES NOMINAL IN
Material: STEEL COMP 303
1 manufacturer part number on file
Manufacturer of record: A. O. Smith Corporation Dba a O Smith Corp

Identification

NSN: 4820-00-894-8327
NIIN: 008948327
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 507855-1
Manufacturer: A. O. Smith Corporation Dba a O Smith Corp

General Description

The Stem,needle Valve, cataloged under National Stock Number 4820-00-894-8327, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is A. O. Smith Corporation Dba a O Smith Corp. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-00-894-8327
Primary Part Number	507855-1
Item Name	Stem,needle Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	A. O. Smith Corporation Dba a O Smith Corp
Status	ACTIVE
Largest Outside Diameter	0.249 INCHES NOMINAL IN
Material	STEEL COMP 303

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
507855-1 PRIMARY	A. O. Smith Corporation Dba a O Smith Corp (USA)

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 4820-00-894-8327?

NSN 4820-00-894-8327 is a Stem,needle Valve, manufactured by A. O. Smith Corporation Dba a O Smith Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-00-894-8327?

NSN 4820-00-894-8327 has 1 manufacturer part number on file: 507855-1 (A. O. Smith Corporation Dba a O Smith Corp).

What are the specifications of 507855-1?

Key specifications for 507855-1: Largest Outside Diameter: 0.249 INCHES NOMINAL IN; Overall Length: 3.000 INCHES NOMINAL IN; Material: STEEL COMP 303. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-00-894-8327 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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