PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

34212Liner,reduction

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 2810-00-037-6864 · FSC 2810 · No Item Name Available
Verified by PartsTable
NSN 2810-00-037-6864 — this item is cataloged by the U.S. Government under National Stock Number 2810-00-037-6864. Primary manufacturer part number: 34212.
Features
  • Liner,reduction — FSC 2810
  • General Characteristics Item Description: MATL STEEL PER AMS 6272; HARDNESS PER ROCKWELL C20 MIN AND C40 MAX; BODY OD 8.4475 IN. MIN AND 8.4495 IN. MAX; BODY ID 8.246 IN.; FIRST END FLANGE 7.8125 IN. ID; SECOND END FLANGE 8.5781 IN. OD; 1.1875 IN. LONG 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 Liner,reduction, cataloged under National Stock Number 2810-00-037-6864, 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2810-00-037-6864
Primary Part Number34212
Item NameLiner,reduction
FSC / FSG2810 / 28 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusCANCELLED
General Characteristics Item DescriptionMATL STEEL PER AMS 6272; HARDNESS PER ROCKWELL C20 MIN AND C40 MAX; BODY OD 8.4475 IN. MIN AND 8.4495 IN. MAX; BODY ID 8.246 IN.; FIRST END FLANGE 7.8125 IN. ID; SECOND END FLANGE 8.5781 IN. OD; 1.1875 IN. LONG IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
6670-00-185-3121 INTERCHANGEABLE
Load Cell,force-Weight
4820-00-287-4234578-2.5 INTERCHANGEABLE
Valve,check
William Powell Company, the Dba Powell Valve Div the Starflo Corporation
5340-00-358-57111603365 INTERCHANGEABLE
Clamp,loop
Chrysler Realty Company Llc Dba Daimler Chrysler
5975-00-421-1317LA11 INTERCHANGEABLE
Conduit,metal,flexible
Electri-Flex Co
4730-00-937-300734212 INTERCHANGEABLE
Coupling,bellows Assembly
Senior Operations Llc Dba Metal Bellows Div Metal Bellows
4820-01-310-65021409M10P01 INTERCHANGEABLE
Valve,check
Knight Aerospace Products, Inc.
4030-01-620-062834212 INTERCHANGEABLE
Swivel and Link Assembly
Mjt Holdings Llc
5305-01-631-1244101730-03 INTERCHANGEABLE
Screw,cap,socket Head
General Dynamics Land Systems Inc. Div Gdls Global Llc
Cross-Reference Index
Part NumberManufacturer
34212 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
34212 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
6670-00-185-3121INTERCHANGEABLE
LOAD CELL,FORCE-WEIGHT
4820-00-287-4234INTERCHANGEABLE
VALVE,CHECK
578-2.5
5340-00-358-5711INTERCHANGEABLE
CLAMP,LOOP
1603365
5975-00-421-1317INTERCHANGEABLE
CONDUIT,METAL,FLEXIBLE
LA11
4730-00-937-3007INTERCHANGEABLE
COUPLING,BELLOWS ASSEMBLY
34212
4820-01-310-6502INTERCHANGEABLE
VALVE,CHECK
1409M10P01
4030-01-620-0628INTERCHANGEABLE
SWIVEL AND LINK ASSEMBLY
34212
5305-01-631-1244INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
101730-03

Frequently Asked Questions

What is NSN 2810-00-037-6864?

NSN 2810-00-037-6864 is a Liner,reduction, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 2810 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2810-00-037-6864?

NSN 2810-00-037-6864 has 2 cross-referenced part numbers: 34212 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 34212 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 2810-00-037-6864?

There are 8 known substitutes for 2810-00-037-6864: 6670-00-185-3121, 4820-00-287-4234, 5340-00-358-5711 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 34212?

Key specifications for 34212: General Characteristics Item Description: MATL STEEL PER AMS 6272; HARDNESS PER ROCKWELL C20 MIN AND C40 MAX; BODY OD 8.4475 IN. MIN AND 8.4495 IN. MAX; BODY ID 8.246 IN.; FIRST END FLANGE 7.8125 IN. ID; SECOND END FLANGE 8.5781 IN. OD; 1.1875 IN. LONG IN; End Item Identification: ACFT ENG R1830. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2810-00-037-6864 still in active supply?

NSN 2810-00-037-6864 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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