PartsTable TECHNICAL DATA SHEET

NSN 4810-01-666-9137Government record, cited

Diaphragm, Valve, Flat4810-01-666-9137

NSN 4810-01-666-9137 · NIIN 016669137 · Part number 728811-1

Hamilton Sundstrand Corporation Dba Collins Aerospace · FSC 4810 — Valves, Powered · FSG 48 — Valves · CAGE 73030

Government record, cited

NSN 4810-01-666-9137 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-666-9137. Manufacturer of record part number: 728811-1.

Also searched as 4810-01-666-9137 · 4810016669137 · NIIN 016669137 · 01-666-9137 · FSC 4810 Valves, Powered · CAGE 73030 · 728811-1 · 728811

Nearby stock numbers ← 4810-01-666-9129 Diaphragm, Valve, Flat · 4810-01-666-9183 Valve, Solenoid →

4810-01-666-9137 — Valves, Powered

Features

Diaphragm,valve,flat — FSC 4810
Outside Diameter: 2.760 INCHES NOMINAL IN
Style Designator: SPECIAL SHAPED
Material Thickness: 0.020 INCHES NOMINAL IN
Center Hole Diameter: 0.422 INCHES NOMINAL IN
Material: RUBBER SILICONE
1 manufacturer part number on file
Manufacturer of record: Hamilton Sundstrand Corporation Dba Collins Aerospace

Identification

NSN: 4810-01-666-9137
NIIN: 016669137
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: 728811-1
Manufacturer: Hamilton Sundstrand Corporation Dba Collins Aerospace

General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4810-01-666-9137, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4810-01-666-9137
Primary Part Number	728811-1
Item Name	Diaphragm,valve,flat
FSC / FSG	4810 / 48 — Valves, Powered
Manufacturer	Hamilton Sundstrand Corporation Dba Collins Aerospace
Status	ACTIVE
Outside Diameter	2.760 INCHES NOMINAL IN
Style Designator	SPECIAL SHAPED
Material Thickness	0.020 INCHES NOMINAL IN
Center Hole Diameter	0.422 INCHES NOMINAL IN
Material	RUBBER SILICONE

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
728811-1 PRIMARY	Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)

Reference documents

Reference	Meaning
728811	D/9 Drawing number reference only Hamilton Sundstrand Corporation Dba Collins Aerospace

No interchangeability data on file.

Other items in FSC 4810 — Valves, Powered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4810-00-001-1247

4810-00-001-1247 · Item name not on file

4810-00-001-4499

VALVE,SOLENOID

4810-00-001-4531

4810-00-001-4531 · Item name not on file

4810-00-001-4532

4810-00-001-4532 · Item name not on file

4810-00-001-4554

4810-00-001-4554 · Item name not on file

4810-00-001-4555

4810-00-001-4555 · Item name not on file

4810-00-001-4556

4810-00-001-4556 · Item name not on file

4810-00-001-4611

4810-00-001-4611 · Item name not on file

Frequently Asked Questions

What is NSN 4810-01-666-9137?

NSN 4810-01-666-9137 is a Diaphragm,valve,flat, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 4810, Valves, Powered. Status: active.

What part numbers are listed for NSN 4810-01-666-9137?

NSN 4810-01-666-9137 has 1 manufacturer part number on file: 728811-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).

What are the specifications of 728811-1?

Key specifications for 728811-1: Overall Height: 1.300 INCHES NOMINAL IN; Outside Diameter: 2.760 INCHES NOMINAL IN; Style Designator: SPECIAL SHAPED; Material Thickness: 0.020 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4810-01-666-9137 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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