PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54543Diffuser,flanged

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 2810-00-737-6470 · FSC 2810 · No Item Name Available
Verified by PartsTable
NSN 2810-00-737-6470 — this item is cataloged by the U.S. Government under National Stock Number 2810-00-737-6470. Primary manufacturer part number: 54543.
Features
  • Diffuser,flanged — FSC 2810
  • General Characteristics Item Description: MAGNESIUM ALLOY,AMS 4434,18.0 IN. OUTSIDE DIA,4.187 IN. INSIDE DIA,1.172 IN. H IN
  • 2 verified cross-references
  • Primary manufacturer: Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Diffuser,flanged, cataloged under National Stock Number 2810-00-737-6470, is classified within Federal Supply Class 2810 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2810-00-737-6470
Primary Part Number54543
Item NameDiffuser,flanged
FSC / FSG2810 / 28 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusACTIVE
General Characteristics Item DescriptionMAGNESIUM ALLOY,AMS 4434,18.0 IN. OUTSIDE DIA,4.187 IN. INSIDE DIA,1.172 IN. H IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4730-00-989-338154543 INTERCHANGEABLE
Strainer,sediment
Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global
3120-01-314-9037 INTERCHANGEABLE
Bearing,sleeve
5930-01-496-769055327 INTERCHANGEABLE
Switch,thermostatic
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
5930-01-496-769355326 INTERCHANGEABLE
Switch,thermostatic
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
4520-01-497-344954033 INTERCHANGEABLE
Heating Element,electrical,immer
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
5330-01-544-124054543 INTERCHANGEABLE
Retainer,packing
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
54543 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
54543 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
4730-00-989-3381INTERCHANGEABLE
STRAINER,SEDIMENT
54543
3120-01-314-9037INTERCHANGEABLE
BEARING,SLEEVE
5930-01-496-7690INTERCHANGEABLE
SWITCH,THERMOSTATIC
55327
5930-01-496-7693INTERCHANGEABLE
SWITCH,THERMOSTATIC
55326
4520-01-497-3449INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,IMMER
54033
5330-01-544-1240INTERCHANGEABLE
RETAINER,PACKING
54543

Frequently Asked Questions

What is NSN 2810-00-737-6470?

NSN 2810-00-737-6470 is a Diffuser,flanged, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 2810 (No Item Name Available). Status: active.

What are the part numbers for NSN 2810-00-737-6470?

NSN 2810-00-737-6470 has 2 cross-referenced part numbers: 54543 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 54543 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 2810-00-737-6470?

There are 6 known substitutes for 2810-00-737-6470: 4730-00-989-3381, 3120-01-314-9037, 5930-01-496-7690 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54543?

Key specifications for 54543: End Item Identification: ACFT ENG R2000; General Characteristics Item Description: MAGNESIUM ALLOY,AMS 4434,18.0 IN. OUTSIDE DIA,4.187 IN. INSIDE DIA,1.172 IN. H IN. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com