Seat, Valve4820-01-156-8332

NSN 4820-01-156-8332 · NIIN 011568332 · Part number 10-07749

Tyco Fire Products Lp · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 03670

Government record, cited

NSN 4820-01-156-8332 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-156-8332. Manufacturer of record part number: 10-07749.

Also searched as 4820-01-156-8332 · 4820011568332 · NIIN 011568332 · 01-156-8332 · FSC 4820 Valves, Nonpowered · CAGE 03670 · 10-07749

Nearby stock numbers ← 4820-01-156-8331 Regulator, Thermostatic Temperatu · 4820-01-156-8338 Cap, Valve →

4820-01-156-8332 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Body Outside Diameter: 1.995 INCHES NOMINAL IN
Style Designator: PLAIN
Body Inside Diameter: 2.468 INCHES NOMINAL IN
Seat Radius: 1.750 INCHES NOMINAL IN
Material: PLASTIC OVERALL
Seating Surface Shape: RADIAL
1 manufacturer part number on file

Identification

NSN: 4820-01-156-8332
NIIN: 011568332
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 10-07749
Manufacturer: Tyco Fire Products Lp

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-156-8332, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tyco Fire Products Lp. Government technical data includes 6 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	4820-01-156-8332
Primary Part Number	10-07749
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Tyco Fire Products Lp
Status	ACTIVE
Body Outside Diameter	1.995 INCHES NOMINAL IN
Style Designator	PLAIN
Body Inside Diameter	2.468 INCHES NOMINAL IN
Seat Radius	1.750 INCHES NOMINAL IN
Material	PLASTIC OVERALL
Seating Surface Shape	RADIAL

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
10-07749 PRIMARY	Tyco Fire Products Lp (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 4820-01-156-8332?

NSN 4820-01-156-8332 is a Seat,valve, manufactured by Tyco Fire Products Lp, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-156-8332?

NSN 4820-01-156-8332 has 1 manufacturer part number on file: 10-07749 (Tyco Fire Products Lp).

What are the specifications of 10-07749?

Key specifications for 10-07749: Overall Height: 0.316 INCHES NOMINAL IN; Body Outside Diameter: 1.995 INCHES NOMINAL IN; Style Designator: PLAIN; Body Inside Diameter: 2.468 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-156-8332 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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