NSN 2840-01-131-4746 · NIIN 011314746 · Part number SSCY6053-2
Stein Seal Company · FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 03673
Government record, cited
NSN 2840-01-131-4746 — this item is cataloged by the U.S. Government under National Stock Number 2840-01-131-4746. Manufacturer of record part number: SSCY6053-2.
Also searched as2840-01-131-4746 ·
2840011314746 ·
NIIN 011314746 ·
01-131-4746 ·
FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 03673 · SSCY6053-2 · 10158501
Nearby stock numbers← 2840-01-131-4745 Seal Assembly, Carbon
·
2840-01-131-4747 Carbon Seal Kit →
Features
Backplate — FSC 2840
General Characteristics Item Description: STEEL,COMP 17-4PH,AMS5604; 7.695 IN. MIN,7.697 IN. MAX OD IN
1 manufacturer part number on file
Manufacturer of record: Stein Seal Company
Identification
NSN: 2840-01-131-4746
NIIN: 011314746
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: SSCY6053-2
Manufacturer: Stein Seal Company
General Description
The Backplate, cataloged under National Stock Number 2840-01-131-4746, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Stein Seal Company. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
2840-01-131-4746
Primary Part Number
SSCY6053-2
Item Name
Backplate
FSC / FSG
2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Manufacturer
Stein Seal Company
Status
ACTIVE
General Characteristics Item Description
STEEL,COMP 17-4PH,AMS5604; 7.695 IN. MIN,7.697 IN. MAX OD IN
Other items in FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2840-00-000-0048
ENGINE,AIRCRAFT,TURBO-SHAFT
2840-00-000-0049
MODIFICATION KIT,ENGINE
2840-00-001-1741
CASE AND NOZZLE ASSEMBLY,TURBINE
2840-00-001-1743
2840-00-001-1743 · Item name not on file
2840-00-001-2117
2840-00-001-2117 · Item name not on file
2840-00-001-2284
2840-00-001-2284 · Item name not on file
2840-00-001-3922
2840-00-001-3922 · Item name not on file
2840-00-001-4903
SEAL,AIR,AIRCRAFT GAS TURBINE EN
Frequently Asked Questions
What is NSN 2840-01-131-4746?
NSN 2840-01-131-4746 is a Backplate, manufactured by Stein Seal Company, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
What part numbers are listed for NSN 2840-01-131-4746?
NSN 2840-01-131-4746 has 1 manufacturer part number on file: SSCY6053-2 (Stein Seal Company).
What are the specifications of SSCY6053-2?
Key specifications for SSCY6053-2: General Characteristics Item Description: STEEL,COMP 17-4PH,AMS5604; 7.695 IN. MIN,7.697 IN. MAX OD IN; End Item Identification: ENGINE MODEL F404-GE-400. 1 specification is documented in the U.S. Government catalog.
Is NSN 2840-01-131-4746 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.