Firewall Assembly, Lower1650-01-256-7514

NSN 1650-01-256-7514 · NIIN 012567514

FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components · FSG 16 — Aircraft Components and Accessories

Government record, cited

Also searched as 1650-01-256-7514 · 1650012567514 · NIIN 012567514 · 01-256-7514 · FSC 1650 Aircraft Hydraulic, Vacuum, and De-icing System Components · 209-064-930-373 · 209-064-930-336

Nearby stock numbers ← 1650-01-256-7492 Seal Assembly, Exhaust Duct · 1650-01-256-8192 Hub Assembly, Main Rotor Controls →

Features

Firewall Assembly,lower — FSC 1650

Identification

NSN: 1650-01-256-7514
NIIN: 012567514
FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
FSG: 16 — Aircraft Components and Accessories

General Description

The Firewall Assembly,lower, cataloged under National Stock Number 1650-01-256-7514, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	1650-01-256-7514
Item Name	Firewall Assembly,lower
FSC / FSG	1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL Q — CCL Item — Commerce Control List
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
209-064-930-373	3/2 Design control — primary reference U.S. Government activity
209-064-930-336	5/9 Secondary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components

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

1650-00-000-0127

1650-00-000-0127 · Item name not on file

1650-00-000-0128

1650-00-000-0128 · Item name not on file

1650-00-000-0130

1650-00-000-0130 · Item name not on file

1650-00-000-0131

ROD,PISTON,LINEAR ACTUATING CYLI

1650-00-000-0151

SWIVEL JOINT HYDRAU

1650-00-000-0152

SWIVEL JOINT,HYDRAULIC,AIRCRAFT

1650-00-001-1732

SPACER YOKE,ADJUST

1650-00-001-1734

1650-00-001-1734 · Item name not on file

Frequently Asked Questions

What is NSN 1650-01-256-7514?

NSN 1650-01-256-7514 is a Firewall Assembly,lower, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.

What are the specifications of 1650-01-256-7514?

Key specifications for 1650-01-256-7514: End Item Identification: HELICOPTER MODEL H-1. 0 specifications are documented in the U.S. Government catalog.

Is NSN 1650-01-256-7514 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.

What is the DEMIL code for NSN 1650-01-256-7514?

NSN 1650-01-256-7514 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

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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