PartsTable TECHNICAL DATA SHEET

NSN 4820-01-218-3417Government record, cited

Seat, Valve4820-01-218-3417

NSN 4820-01-218-3417 · NIIN 012183417 · Part number 3169702-1

Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 59364

Government record, cited

NSN 4820-01-218-3417 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-218-3417. Manufacturer of record part number: 3169702-1.

Also searched as 4820-01-218-3417 · 4820012183417 · NIIN 012183417 · 01-218-3417 · FSC 4820 Valves, Nonpowered · CAGE 59364 · 3169702-1 · 3169702

Nearby stock numbers ← 4820-01-218-3416 Seat, Valve · 4820-01-218-3418 Seat, Valve →

4820-01-218-3417 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Flange Seat to Disk End Height: 0.213 INCHES NOMINAL IN
Flange Diameter: 1.395 INCHES NOMINAL IN
Body Outside Diameter: 0.965 INCHES NOMINAL IN
Style Designator: PLAIN FLANGED
Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter: 0.878 INCHES NOMINAL IN
Under Flange Height: 0.570 INCHES NOMINAL IN

Identification

NSN: 4820-01-218-3417
NIIN: 012183417
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 3169702-1
Manufacturer: Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-218-3417, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-218-3417
Primary Part Number	3169702-1
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
Status	ACTIVE
Flange Seat to Disk End Height	0.213 INCHES NOMINAL IN
Flange Diameter	1.395 INCHES NOMINAL IN
Body Outside Diameter	0.965 INCHES NOMINAL IN
Style Designator	PLAIN FLANGED
Material Document and Classification	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter	0.878 INCHES NOMINAL IN
Under Flange Height	0.570 INCHES NOMINAL IN
Material	STEEL CORROSION RESISTING OVERALL
Seat Angle in Deg	59.000 MINIMUM AND 60.000 MAXIMUM
Seating Surface Shape	ANGULAR

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
3169702-1 PRIMARY	Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA)

Reference documents

Reference	Meaning
3169702	D/9 Drawing number reference only 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 4820-01-218-3417?

NSN 4820-01-218-3417 is a Seat,valve, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-218-3417?

NSN 4820-01-218-3417 has 1 manufacturer part number on file: 3169702-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).

What are the specifications of 3169702-1?

Key specifications for 3169702-1: Flange Seat to Disk End Height: 0.213 INCHES NOMINAL IN; Flange Diameter: 1.395 INCHES NOMINAL IN; Body Outside Diameter: 0.965 INCHES NOMINAL IN; Style Designator: PLAIN FLANGED. 10 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-218-3417 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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