PartsTable TECHNICAL DATA SHEET
NSN 2840-00-157-2318Government record, cited

Retaining Plate, Seal Ring2840-00-157-2318

NSN 2840-00-157-2318 · NIIN 001572318 · Part number 3017360
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 00198
Government record, cited
NSN 2840-00-157-2318 — this item is cataloged by the U.S. Government under National Stock Number 2840-00-157-2318. Manufacturer of record part number: 3017360.
Also searched as  2840-00-157-2318 · 2840001572318 · NIIN 001572318 · 00-157-2318 · FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 00198 · 3017360
Nearby stock numbers  ·
Features
  • Retaining Plate,seal Ring — FSC 2840
  • General Characteristics Item Description: CRES,AMS 5510,6.354 IN. MIN,6.434 IN. MAX O/A LG,0.540 IN. MIN,0.560 IN. MAX O/A W,0.250 IN. MIN,0.270 IN. MAX CENTER W,4.540 IN. MIN,4.560 IN. MAX RADIUS,TWO BOLT HOLES LOCATED 5.774 IN. C TO C ALONG THE LG,0.190 IN. MIN,0.200 IN. MAX DIA BOLT HOLES IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
Identification
  • NSN: 2840-00-157-2318
  • NIIN: 001572318
  • FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: 3017360
  • Manufacturer: Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
General Description

The Retaining Plate,seal Ring, cataloged under National Stock Number 2840-00-157-2318, 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 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2840-00-157-2318
Primary Part Number3017360
Item NameRetaining Plate,seal Ring
FSC / FSG2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusACTIVE
General Characteristics Item DescriptionCRES,AMS 5510,6.354 IN. MIN,6.434 IN. MAX O/A LG,0.540 IN. MIN,0.560 IN. MAX O/A W,0.250 IN. MIN,0.270 IN. MAX CENTER W,4.540 IN. MIN,4.560 IN. MAX RADIUS,TWO BOLT HOLES LOCATED 5.774 IN. C TO C ALONG THE LG,0.190 IN. MIN,0.200 IN. MAX DIA BOLT HOLES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
3017360 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
No interchangeability data on file.
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 2840-00-157-2318?

NSN 2840-00-157-2318 is a Retaining Plate,seal Ring, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.

What part numbers are listed for NSN 2840-00-157-2318?

NSN 2840-00-157-2318 has 1 manufacturer part number on file: 3017360 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).

What are the specifications of 3017360?

Key specifications for 3017360: General Characteristics Item Description: CRES,AMS 5510,6.354 IN. MIN,6.434 IN. MAX O/A LG,0.540 IN. MIN,0.560 IN. MAX O/A W,0.250 IN. MIN,0.270 IN. MAX CENTER W,4.540 IN. MIN,4.560 IN. MAX RADIUS,TWO BOLT HOLES LOCATED 5.774 IN. C TO C ALONG THE LG,0.190 IN. MIN,0.200 IN. MAX DIA BOLT HOLES IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 2840-00-157-2318 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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