PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P574*432AC4AXA 537812367PNPiston,internal Combustion Engin

Safeguard Engine Parts Inc Sub of Safeguard Industries Inc · NSN 2805-00-127-4706 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-127-4706 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-127-4706. Primary manufacturer part number: P574*432AC4AXA 537812367PN.
Features
  • Piston,internal Combustion Engin — FSC 2805
  • Diameter: 4.250 INCHES NOMINAL IN
  • Head Style: CONCAVE
  • Ring Groove Width: 0.0940 INCHES NOMINAL THIRD RING IN
  • Ring Groove Width: 0.1250 INCHES NOMINAL FIRST RING IN
  • Cut Depth: 1.000 INCHES NOMINAL IN
  • Ring Groove Diameter: 3.875 INCHES NOMINAL THIRD RING IN
  • Skirt Bottom Cutaway Feature: INCLUDED
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Piston,internal Combustion Engin, cataloged under National Stock Number 2805-00-127-4706, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Safeguard Engine Parts Inc Sub of Safeguard Industries Inc. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 11 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
NSN2805-00-127-4706
Primary Part NumberP574*432AC4AXA 537812367PN
Item NamePiston,internal Combustion Engin
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerSafeguard Engine Parts Inc Sub of Safeguard Industries Inc
StatusACTIVE
Diameter4.250 INCHES NOMINAL IN
Head StyleCONCAVE
Ring Groove Width0.0940 INCHES NOMINAL THIRD RING IN
Ring Groove Width0.1250 INCHES NOMINAL FIRST RING IN
Cut Depth1.000 INCHES NOMINAL IN
Ring Groove Diameter3.875 INCHES NOMINAL THIRD RING IN
Skirt Bottom Cutaway FeatureINCLUDED
RingNOT INCLUDED
Pin Type for Which DesignedLOCKING
Retaining Ring GrooveNOT INCLUDED
Pinhole Diameter1.0000 INCHES NOMINAL IN
Ring Groove Width0.1880 INCHES NOMINAL FOURTH RING IN
Ring Groove Diameter3.875 INCHES NOMINAL FOURTH RING IN
Carbon GrooveNOT INCLUDED
Pin Hole BushingINCLUDED
PinNOT INCLUDED
Surface FinishSEMIFINISHED
Skirt TypeSOLID
Oil GrooveINCLUDED
Distance From Pin Hole Center to Extreme Top2.188 INCHES NOMINAL IN
MaterialALUMINUM ALLOY
Oil Passage TypeSLOT LOCATION NOT OTHERWISE SPECIFIED
Skirt Slot StyleNO SLOT
Ring Groove Quantity4
Distance Between Pin Bosses1.188 INCHES NOMINAL IN
Ring Groove Width0.0940 INCHES NOMINAL SECOND RING IN
Ring Groove Diameter3.875 INCHES NOMINAL FIRST RING IN
Ring Groove Diameter3.875 INCHES NOMINAL SECOND RING IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2910-00-133-57096663084 INTERCHANGEABLE
Filter,fluid
Arvinmeritor Inc
5950-00-987-3491 INTERCHANGEABLE
Coil,radio Frequency
5310-01-081-5454 INTERCHANGEABLE
Nut,plain,wing
3120-01-275-04778081 INTERCHANGEABLE
Bearing,sleeve
Saylor-Beall Manufacturing Company
5331-01-282-4712808-1 INTERCHANGEABLE
O-Ring
Rosenboom Machine and Tool Inc
5915-01-541-3833 INTERCHANGEABLE
Filter,band Pass
Cross-Reference Index
Part NumberManufacturer
2367PN Spx Corp (USA)
P574*432AC4AXA 537812367PN PRIMARY Safeguard Engine Parts Inc Sub of Safeguard Industries Inc (USA)
L24L244F PRIMARY Trw Inc Trw Steering and Suspension Div (USA)
1860P Dana Corp Engine Products Div (USA)
P574 PRIMARY Safeguard Engine Parts Inc Sub of Safeguard Industries Inc (USA)
2367PN Bosch Automotive Service Solutions Inc. (USA)
1860P Echlin Inc (USA)
090P PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
3893251 Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 (USA)
3893251 General Motors Corp (USA)
L224F PRIMARY Trw Inc Trw Steering and Suspension Div (USA)
8081 M & S Cartage Inc (USA)
989P PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
3893251 General Motors Llc Dba General Motors Llc (USA)
Related Parts
2910-00-133-5709INTERCHANGEABLE
FILTER,FLUID
6663084
5950-00-987-3491INTERCHANGEABLE
COIL,RADIO FREQUENCY
5310-01-081-5454INTERCHANGEABLE
NUT,PLAIN,WING
3120-01-275-0477INTERCHANGEABLE
BEARING,SLEEVE
8081
5331-01-282-4712INTERCHANGEABLE
O-RING
808-1
5915-01-541-3833INTERCHANGEABLE
FILTER,BAND PASS

Frequently Asked Questions

What is NSN 2805-00-127-4706?

NSN 2805-00-127-4706 is a Piston,internal Combustion Engin, manufactured by Safeguard Engine Parts Inc Sub of Safeguard Industries Inc, classified under FSC 2805 (No Item Name Available). Status: active.

What are the part numbers for NSN 2805-00-127-4706?

NSN 2805-00-127-4706 has 14 cross-referenced part numbers: 2367PN (Spx Corp), P574*432AC4AXA 537812367PN (Safeguard Engine Parts Inc Sub of Safeguard Industries Inc), L24L244F (Trw Inc Trw Steering and Suspension Div), 1860P (Dana Corp Engine Products Div), P574 (Safeguard Engine Parts Inc Sub of Safeguard Industries Inc) and 9 more.

What NSN replaces 2805-00-127-4706?

There are 6 known substitutes for 2805-00-127-4706: 2910-00-133-5709, 5950-00-987-3491, 5310-01-081-5454 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of P574*432AC4AXA 537812367PN?

Key specifications for P574*432AC4AXA 537812367PN: Diameter: 4.250 INCHES NOMINAL IN; Head Style: CONCAVE; Ring Groove Width: 0.0940 INCHES NOMINAL THIRD RING IN; Ring Groove Width: 0.1250 INCHES NOMINAL FIRST RING IN. 30 total characteristics are documented in the Federal Logistics Information System.

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