NSN 2810-00-592-7396 · NIIN 005927396 · Part number 126239P5
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · FSC 2810 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 77445
Government record, cited
NSN 2810-00-592-7396 — this item is cataloged by the U.S. Government under National Stock Number 2810-00-592-7396. Manufacturer of record part number: 126239P5.
Also searched as2810-00-592-7396 ·
2810005927396 ·
NIIN 005927396 ·
00-592-7396 ·
FSC 2810 Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components · CAGE 77445 · 126239P5
General Characteristics Item Description: MATL STEEL PER AMS 6440; HARDNESS PER ROCKWELL C55 MIN AND C58 MAX; 2.108 IN. MIN AND 2.128 IN. MAX LONG; 3.7570 IN. MIN AND 3.7578 IN. MAX OD; BORE 0.74 IN. MIN AND 0.76 IN. MAX DIA; COUNTERBORE 3.382 IN. MIN AND 3.392 IN. MAX DIA FOR 1.855 IN. IN
2 manufacturer part numbers on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
NSN: 2810-00-592-7396
NIIN: 005927396
FSC: 2810 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 126239P5
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Liner,crankshaft Flyweight, cataloged under National Stock Number 2810-00-592-7396, is classified within Federal Supply Class 2810 (Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2810-00-592-7396
Primary Part Number
126239P5
Item Name
Liner,crankshaft Flyweight
FSC / FSG
2810 / 28 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components
Manufacturer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Status
ACTIVE
General Characteristics Item Description
MATL STEEL PER AMS 6440; HARDNESS PER ROCKWELL C55 MIN AND C58 MAX; 2.108 IN. MIN AND 2.128 IN. MAX LONG; 3.7570 IN. MIN AND 3.7578 IN. MAX OD; BORE 0.74 IN. MIN AND 0.76 IN. MAX DIA; COUNTERBORE 3.382 IN. MIN AND 3.392 IN. MAX DIA FOR 1.855 IN. IN
Other items in FSC 2810 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2810-00-001-3863
2810-00-001-3863 · Item name not on file
2810-00-001-9036
SUPPORT,INDICATOR
2810-00-001-9113
2810-00-001-9113 · Item name not on file
2810-00-001-9116
2810-00-001-9116 · Item name not on file
2810-00-001-9117
2810-00-001-9117 · Item name not on file
2810-00-001-9592
2810-00-001-9592 · Item name not on file
2810-00-003-5864
2810-00-003-5864 · Item name not on file
2810-00-004-0436
POPPET,VALVE
Frequently Asked Questions
What is NSN 2810-00-592-7396?
NSN 2810-00-592-7396 is a Liner,crankshaft Flyweight, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2810, Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components. Status: active.
What part numbers are listed for NSN 2810-00-592-7396?
NSN 2810-00-592-7396 has 2 manufacturer part numbers on file: 126239P5 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 126239P5 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
What are the specifications of 126239P5?
Key specifications for 126239P5: General Characteristics Item Description: MATL STEEL PER AMS 6440; HARDNESS PER ROCKWELL C55 MIN AND C58 MAX; 2.108 IN. MIN AND 2.128 IN. MAX LONG; 3.7570 IN. MIN AND 3.7578 IN. MAX OD; BORE 0.74 IN. MIN AND 0.76 IN. MAX DIA; COUNTERBORE 3.382 IN. MIN AND 3.392 IN. MAX DIA FOR 1.855 IN. IN; End Item Identification: ACFT ENG,RECIPROCATING. 1 specification is documented in the U.S. Government catalog.
Is NSN 2810-00-592-7396 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.