Stem, Fluid Valve4820-01-235-8617

NSN 4820-01-235-8617 · NIIN 012358617 · Part number 6503-86 PIECE 139

Huntington Ingalls Inc Div Newport News Shipbuilding · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 43689

Government record, cited

NSN 4820-01-235-8617 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-235-8617. Manufacturer of record part number: 6503-86 PIECE 139.

Also searched as 4820-01-235-8617 · 4820012358617 · NIIN 012358617 · 01-235-8617 · FSC 4820 Valves, Nonpowered · CAGE 43689 · 6503-86 PIECE 139 · 6503-86

Nearby stock numbers ← 4820-01-235-8616 Stem, Fluid Valve · 4820-01-235-8618 Stem, Fluid Valve →

4820-01-235-8617 — Valves, Nonpowered

Features

Stem,fluid Valve — FSC 4820
Material: NICKEL ALLOY K-500
1 manufacturer part number on file
Manufacturer of record: Huntington Ingalls Inc Div Newport News Shipbuilding

Identification

NSN: 4820-01-235-8617
NIIN: 012358617
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 6503-86 PIECE 139
Manufacturer: Huntington Ingalls Inc Div Newport News Shipbuilding

General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-235-8617, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-235-8617
Primary Part Number	6503-86 PIECE 139
Item Name	Stem,fluid Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Huntington Ingalls Inc Div Newport News Shipbuilding
Status	ACTIVE
Material	NICKEL ALLOY K-500

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
6503-86 PIECE 139 PRIMARY	Huntington Ingalls Inc Div Newport News Shipbuilding (USA)

Reference documents

Reference	Meaning
6503-86	D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding

Frequently Asked Questions

What is NSN 4820-01-235-8617?

NSN 4820-01-235-8617 is a Stem,fluid Valve, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-235-8617?

NSN 4820-01-235-8617 has 1 manufacturer part number on file: 6503-86 PIECE 139 (Huntington Ingalls Inc Div Newport News Shipbuilding).

What are the specifications of 6503-86 PIECE 139?

Key specifications for 6503-86 PIECE 139: Overall Length: 10.375 INCHES NOMINAL IN; Material: NICKEL ALLOY K-500. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-235-8617 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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