Valve, Regulating, Fluid Pressure4810-01-397-1161

NSN 4810-01-397-1161 · NIIN 013971161 · Part number BYLB 1243

Ge Aviation Systems Llc Dba Ge Aviation Systems Llc · FSC 4810 — Valves, Powered · FSG 48 — Valves · CAGE 05624

Government record, cited

NSN 4810-01-397-1161 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-397-1161. Manufacturer of record part number: BYLB 1243.

Also searched as 4810-01-397-1161 · 4810013971161 · NIIN 013971161 · 01-397-1161 · FSC 4810 Valves, Powered · CAGE 05624 · BYLB 1243

Nearby stock numbers ← 4810-01-397-1160 · 4810-01-397-1162 Valve, Solenoid →

4810-01-397-1161 — Valves, Powered

Features

Valve,regulating,fluid Pressure — FSC 4810
1 manufacturer part number on file
Manufacturer of record: Ge Aviation Systems Llc Dba Ge Aviation Systems Llc

Identification

NSN: 4810-01-397-1161
NIIN: 013971161
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: BYLB 1243
Manufacturer: Ge Aviation Systems Llc Dba Ge Aviation Systems Llc

General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4810-01-397-1161, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Ge Aviation Systems Llc Dba Ge Aviation Systems Llc. 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	4810-01-397-1161
Primary Part Number	BYLB 1243
Item Name	Valve,regulating,fluid Pressure
FSC / FSG	4810 / 48 — Valves, Powered
Manufacturer	Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
Status	ACTIVE

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
BYLB 1243 PRIMARY	Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA)

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 4810-01-397-1161?

NSN 4810-01-397-1161 is a Valve,regulating,fluid Pressure, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 4810, Valves, Powered. Status: active.

What part numbers are listed for NSN 4810-01-397-1161?

NSN 4810-01-397-1161 has 1 manufacturer part number on file: BYLB 1243 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).

What are the specifications of BYLB 1243?

Key specifications for BYLB 1243: End Item Identification: 4810012431099. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4810-01-397-1161 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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