PartsTable TECHNICAL DATA SHEET

NSN 2520-01-243-5245Government record, cited

Oil Pan2520-01-243-5245

NSN 2520-01-243-5245 · NIIN 012435245 · Part number 23017523

Allison Transmission Inc Dba Allison Transmission, Inc · FSC 2520 — Vehicular Power Transmission Components · FSG 25 — Vehicular Equipment Components · CAGE 73342

Government record, cited

NSN 2520-01-243-5245 — this item is cataloged by the U.S. Government under National Stock Number 2520-01-243-5245. Manufacturer of record part number: 23017523.

Also searched as 2520-01-243-5245 · 2520012435245 · NIIN 012435245 · 01-243-5245 · FSC 2520 Vehicular Power Transmission Components · CAGE 73342 · 23017523

Nearby stock numbers ← 2520-01-243-5226 Cover, Transmission, Hydraulic · 2520-01-243-6349 →

Features

Oil Pan — FSC 2520
1 manufacturer part number on file
Manufacturer of record: Allison Transmission Inc Dba Allison Transmission, Inc

Identification

NSN: 2520-01-243-5245
NIIN: 012435245
FSC: 2520 — Vehicular Power Transmission Components
FSG: 25 — Vehicular Equipment Components
Primary part number: 23017523
Manufacturer: Allison Transmission Inc Dba Allison Transmission, Inc

General Description

The Oil Pan, cataloged under National Stock Number 2520-01-243-5245, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2520-01-243-5245
Primary Part Number	23017523
Item Name	Oil Pan
FSC / FSG	2520 / 25 — Vehicular Power Transmission Components
Manufacturer	Allison Transmission Inc Dba Allison Transmission, Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
23017523 PRIMARY	Allison Transmission Inc Dba Allison Transmission, Inc (USA)

Reference documents

Reference	Meaning
23017523	5/9 Secondary reference Detroit Diesel (overseas Distribution Corp)

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 2520-01-243-5245?

NSN 2520-01-243-5245 is a Oil Pan, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.

What part numbers are listed for NSN 2520-01-243-5245?

NSN 2520-01-243-5245 has 1 manufacturer part number on file: 23017523 (Allison Transmission Inc Dba Allison Transmission, Inc).

What are the specifications of 23017523?

Key specifications for 23017523: Special Features: 9 RIBS;GEARBOX OIL PAN;MODEL NO. AT545; End Item Identification: 2520-01-157-2901. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2520-01-243-5245 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.

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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