PartsTable TECHNICAL DATA SHEET
NSN 2520-00-899-9388Government record, cited

Cooler, Fluid, Transmission2520-00-899-9388

NSN 2520-00-899-9388 · NIIN 008999388 · Part number 8457A
Meggitt Troy Inc · FSC 2520 — Vehicular Power Transmission Components · FSG 25 — Vehicular Equipment Components · CAGE 78385
Government record, cited
NSN 2520-00-899-9388 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-899-9388. Manufacturer of record part number: 8457A.
Also searched as  2520-00-899-9388 · 2520008999388 · NIIN 008999388 · 00-899-9388 · FSC 2520 Vehicular Power Transmission Components · CAGE 78385 · 8457A
Nearby stock numbers  ·
Features
  • Cooler,fluid,transmission — FSC 2520
  • FSC Application Data: DRIVE INSTL,AIRFRAME
  • Core Frontal Area: 13.5 SQUARE INCHES
  • Length: 8.000 INCHES NOMINAL IN
  • Effective Heat Transfer Surface Area: 9.6 SQUARE FEET
  • Oil Flow Rate: 40.000 POUNDS PER MINUTE LBS
  • Features Provided: TEMPERATURE REGULATING VALVE
  • Height: 5.125 INCHES NOMINAL IN
Identification
  • NSN: 2520-00-899-9388
  • NIIN: 008999388
  • FSC: 2520 — Vehicular Power Transmission Components
  • FSG: 25 — Vehicular Equipment Components
  • Primary part number: 8457A
  • Manufacturer: Meggitt Troy Inc
General Description

The Cooler,fluid,transmission, cataloged under National Stock Number 2520-00-899-9388, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Meggitt Troy Inc. Government technical data includes 9 specifications, 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
NSN2520-00-899-9388
Primary Part Number8457A
Item NameCooler,fluid,transmission
FSC / FSG2520 / 25 — Vehicular Power Transmission Components
ManufacturerMeggitt Troy Inc
StatusACTIVE
FSC Application DataDRIVE INSTL,AIRFRAME
Core Frontal Area13.5 SQUARE INCHES
Length8.000 INCHES NOMINAL IN
Effective Heat Transfer Surface Area9.6 SQUARE FEET
Oil Flow Rate40.000 POUNDS PER MINUTE LBS
Features ProvidedTEMPERATURE REGULATING VALVE
Height5.125 INCHES NOMINAL IN
Width3.625 INCHES NOMINAL IN
MaterialALUMINUM HOUSING
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL D — Destroy Item
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
8457A PRIMARY Meggitt Troy Inc (USA)
No interchangeability data on file.
Other items in FSC 2520 — Vehicular Power Transmission Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2520-00-005-4937
CLUTCH PACKAGE
2520-00-006-6257
2520-00-006-6257 · Item name not on file
2520-00-008-9977
SPIDER,UNIVERSAL JOINT,VEHICULAR
2520-00-039-6567
SOCKET
2520-00-242-3316
CLUTCH ASSEMBLY,HUB
2520-00-358-3905
COVER
2520-00-366-7191
COLLAR,SHAFT LINKAGE
2520-00-708-6603
COVER CONTROL LEVER

Frequently Asked Questions

What is NSN 2520-00-899-9388?

NSN 2520-00-899-9388 is a Cooler,fluid,transmission, manufactured by Meggitt Troy Inc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.

What part numbers are listed for NSN 2520-00-899-9388?

NSN 2520-00-899-9388 has 1 manufacturer part number on file: 8457A (Meggitt Troy Inc).

What are the specifications of 8457A?

Key specifications for 8457A: FSC Application Data: DRIVE INSTL,AIRFRAME; Core Frontal Area: 13.5 SQUARE INCHES; Length: 8.000 INCHES NOMINAL IN; Effective Heat Transfer Surface Area: 9.6 SQUARE FEET. 9 specifications are documented in the U.S. Government catalog.

Is NSN 2520-00-899-9388 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

What is the DEMIL code for NSN 2520-00-899-9388?

NSN 2520-00-899-9388 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.

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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