PartsTable TECHNICAL DATA SHEET

NSN 4810-01-127-8712Government record, cited

Seat, Valve4810-01-127-8712

NSN 4810-01-127-8712 · NIIN 011278712 · Part number 2771540-101

Parker-Hannifin Corporation Dba Pneutronics · FSC 4810 — Valves, Powered · FSG 48 — Valves · CAGE 3H889

Government record, cited

NSN 4810-01-127-8712 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-127-8712. Manufacturer of record part number: 2771540-101.

Also searched as 4810-01-127-8712 · 4810011278712 · NIIN 011278712 · 01-127-8712 · FSC 4810 Valves, Powered · CAGE 3H889 · 2771540-101 · 10109168

Nearby stock numbers ← 4810-01-127-7964 Tool Assembly, Valve · 4810-01-127-9247 Valve, Angle →

4810-01-127-8712 — Valves, Powered

Features

Seat,valve — FSC 4810
Flange Seat to Disk End Height: 0.072 INCHES NOMINAL IN
Flange Diameter: 0.923 INCHES NOMINAL IN
Body Outside Diameter: 0.923 INCHES NOMINAL IN
Taper Minor Diameter: 0.500 INCHES NOMINAL IN
Style Designator: PLAIN FLANGED
Material Document and Classification: QQ-225/6,TEMPER T851 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Taper Major Diameter: 0.656 INCHES NOMINAL IN

Identification

NSN: 4810-01-127-8712
NIIN: 011278712
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: 2771540-101
Manufacturer: Parker-Hannifin Corporation Dba Pneutronics

General Description

The Seat,valve, cataloged under National Stock Number 4810-01-127-8712, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics. Government technical data includes 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4810-01-127-8712
Primary Part Number	2771540-101
Item Name	Seat,valve
FSC / FSG	4810 / 48 — Valves, Powered
Manufacturer	Parker-Hannifin Corporation Dba Pneutronics
Status	ACTIVE
Flange Seat to Disk End Height	0.072 INCHES NOMINAL IN
Flange Diameter	0.923 INCHES NOMINAL IN
Body Outside Diameter	0.923 INCHES NOMINAL IN
Taper Minor Diameter	0.500 INCHES NOMINAL IN
Style Designator	PLAIN FLANGED
Material Document and Classification	QQ-225/6,TEMPER T851 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Taper Major Diameter	0.656 INCHES NOMINAL IN
Body Inside Diameter	0.500 INCHES NOMINAL IN
Taper Length	0.281 INCHES NOMINAL IN
Surface Treatment	ANODIZE OVERALL
Under Flange Height	0.271 INCHES NOMINAL IN
Material	ALUMINUM ALLOY 2024 OVERALL
Seating Surface Shape	FLAT

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
2771540-101 PRIMARY	Parker-Hannifin Corporation Dba Pneutronics (USA)

Reference documents

Reference	Meaning
10109168	6/9 Informative reference only Nimikkeistokeskus Ncb Finland
2771540-101	5/9 Secondary reference U.S. Government activity
2771540-101	3/9 Design control — primary reference U.S. Government activity

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 4810-01-127-8712?

NSN 4810-01-127-8712 is a Seat,valve, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 4810, Valves, Powered. Status: active.

What part numbers are listed for NSN 4810-01-127-8712?

NSN 4810-01-127-8712 has 1 manufacturer part number on file: 2771540-101 (Parker-Hannifin Corporation Dba Pneutronics).

What are the specifications of 2771540-101?

Key specifications for 2771540-101: Flange Seat to Disk End Height: 0.072 INCHES NOMINAL IN; Flange Diameter: 0.923 INCHES NOMINAL IN; Body Outside Diameter: 0.923 INCHES NOMINAL IN; Taper Minor Diameter: 0.500 INCHES NOMINAL IN. 13 specifications are documented in the U.S. Government catalog.

Is NSN 4810-01-127-8712 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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