Plate, Fireseal Flan2840-00-396-5225

NSN 2840-00-396-5225 · NIIN 003965225 · Part number 216157

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 77445

Government record, cited

NSN 2840-00-396-5225 — this item is cataloged by the U.S. Government under National Stock Number 2840-00-396-5225. Manufacturer of record part number: 216157.

Also searched as 2840-00-396-5225 · 2840003965225 · NIIN 003965225 · 00-396-5225 · FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 77445 · 216157

Nearby stock numbers ← 2840-00-396-5223 · 2840-00-396-5226 →

Features

Plate,fireseal Flan — FSC 2840
2 manufacturer part numbers on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney

Identification

NSN: 2840-00-396-5225
NIIN: 003965225
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 216157
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney

General Description

The Plate,fireseal Flan, cataloged under National Stock Number 2840-00-396-5225, 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 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2840-00-396-5225
Primary Part Number	216157
Item Name	Plate,fireseal Flan
FSC / FSG	2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Manufacturer	Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
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

⇄ Related Items 2

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

2915-01-192-5369216157 POSSIBLE MATCH

SHAFT,MAIN,DRIVE

Possible match (shared part number)Eaton Corp Dba Eaton Aerospace Jackson

2530-01-318-4215R230068 POSSIBLE MATCH

TIE ROD END,STEERING

Possible match (shared part number)Meritor Heavy Vehicle Systems, Llc

Cross-Reference Index

Part Number	Manufacturer
216157 PRIMARY	Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
216157	Alinabal Holdings Corporation Div Engineered Products Group (USA)

Reference documents

Reference	Meaning
216157	5/9 Secondary reference Royal Oak Gage, Inc

Related Parts

2915-01-192-5369POSSIBLE MATCH

SHAFT,MAIN,DRIVE

216157

2530-01-318-4215POSSIBLE MATCH

TIE ROD END,STEERING

R230068

Frequently Asked Questions

What is NSN 2840-00-396-5225?

NSN 2840-00-396-5225 is a Plate,fireseal Flan, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.

What part numbers are listed for NSN 2840-00-396-5225?

NSN 2840-00-396-5225 has 2 manufacturer part numbers on file: 216157 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 216157 (Alinabal Holdings Corporation Div Engineered Products Group).

What NSN replaces 2840-00-396-5225?

2 possible matches (shared part number, not a government interchangeability claim): 2915-01-192-5369, 2530-01-318-4215. Verify interchangeability with system specifications before substitution.

What are the specifications of 216157?

Key specifications for 216157: End Item Identification: ENG J-57. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2840-00-396-5225 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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