PartsTable TECHNICAL DATA SHEET

NSN 3040-01-437-8112Government record, cited

Bell Crank3040-01-437-8112

NSN 3040-01-437-8112 · NIIN 014378112 · Part number 12420564

Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 0FW39

Government record, cited

NSN 3040-01-437-8112 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-437-8112. Manufacturer of record part number: 12420564.

Also searched as 3040-01-437-8112 · 3040014378112 · NIIN 014378112 · 01-437-8112 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 0FW39 · 12420564

Nearby stock numbers ← 3040-01-437-8071 Gearshaft, Helical · 3040-01-437-8146 Actuator, Mechanical, Nonaircraft →

Features

Bell Crank — FSC 3040
Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 60.0 MILLIMETERS NOMINAL FIRST END MM
End Hole/ball Diameter: 6.4 MILLIMETERS NOMINAL FIRST END MM
Bore Length: 23.0 MILLIMETERS NOMINAL MM
Features Provided: COUNTERBORE AND BEARING
Surface Treatment: ZINC
Bore Diameter: 12.0 MILLIMETERS NOMINAL MM
Material: STEEL

Identification

NSN: 3040-01-437-8112
NIIN: 014378112
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 12420564
Manufacturer: Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc

General Description

The Bell Crank, cataloged under National Stock Number 3040-01-437-8112, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc. Government technical data includes 7 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	3040-01-437-8112
Primary Part Number	12420564
Item Name	Bell Crank
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer	Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc
Status	ACTIVE
Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball	60.0 MILLIMETERS NOMINAL FIRST END MM
End Hole/ball Diameter	6.4 MILLIMETERS NOMINAL FIRST END MM
Bore Length	23.0 MILLIMETERS NOMINAL MM
Features Provided	COUNTERBORE AND BEARING
Surface Treatment	ZINC
Bore Diameter	12.0 MILLIMETERS NOMINAL MM
Material	STEEL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
12420564 PRIMARY	Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA)
12420564	Amz Alabama Inc. (USA)

Reference documents

Reference	Meaning
12420564	D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm

No interchangeability data on file.

Other items in FSC 3040 — Miscellaneous Power Transmission Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3040-00-001-0046

3040-00-001-0046 · Item name not on file

3040-00-001-0047

3040-00-001-0047 · Item name not on file

3040-00-001-0048

3040-00-001-0048 · Item name not on file

3040-00-001-0068

3040-00-001-0068 · Item name not on file

3040-00-001-0077

3040-00-001-0077 · Item name not on file

3040-00-001-0078

3040-00-001-0078 · Item name not on file

3040-00-001-0089

3040-00-001-0089 · Item name not on file

3040-00-001-1224

3040-00-001-1224 · Item name not on file

Frequently Asked Questions

What is NSN 3040-01-437-8112?

NSN 3040-01-437-8112 is a Bell Crank, manufactured by Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-437-8112?

NSN 3040-01-437-8112 has 2 manufacturer part numbers on file: 12420564 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 12420564 (Amz Alabama Inc.).

What are the specifications of 12420564?

Key specifications for 12420564: Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 60.0 MILLIMETERS NOMINAL FIRST END MM; End Hole/ball Diameter: 6.4 MILLIMETERS NOMINAL FIRST END MM; Bore Length: 23.0 MILLIMETERS NOMINAL MM; Features Provided: COUNTERBORE AND BEARING. 7 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-437-8112 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.

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