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NSN 3040-01-353-7493Government record, cited

Shaft, Shouldered3040-01-353-7493

NSN 3040-01-353-7493 · NIIN 013537493 · Part number B5567A

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 61208

Government record, cited

NSN 3040-01-353-7493 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-353-7493. Manufacturer of record part number: B5567A.

Also searched as 3040-01-353-7493 · 3040013537493 · NIIN 013537493 · 01-353-7493 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 61208 · B5567A · X9994A ITEM B5567A

Nearby stock numbers ← 3040-01-353-7492 Shaft, Shouldered · 3040-01-353-7530 Adapter, Housing →

Features

Shaft,shouldered — FSC 3040
Step Quantity: 4
Largest Step Diameter: 1.950 INCHES NOMINAL IN
First End Style: INTERNAL THREADED
End Similarity: IDENTICAL
Material: STEEL
1 manufacturer part number on file
Manufacturer of record: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic

Identification

NSN: 3040-01-353-7493
NIIN: 013537493
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: B5567A
Manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic

General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-353-7493, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	3040-01-353-7493
Primary Part Number	B5567A
Item Name	Shaft,shouldered
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer	Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Status	ACTIVE
Step Quantity	4
Largest Step Diameter	1.950 INCHES NOMINAL IN
First End Style	INTERNAL THREADED
End Similarity	IDENTICAL
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
B5567A	Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)

Reference documents

Reference	Meaning
X9994A ITEM B5567A	3/9 Design control — primary reference Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic

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 3040-01-353-7493?

NSN 3040-01-353-7493 is a Shaft,shouldered, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-353-7493?

NSN 3040-01-353-7493 has 1 manufacturer part number on file: B5567A (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What are the specifications of B5567A?

Key specifications for B5567A: Step Quantity: 4; Largest Step Diameter: 1.950 INCHES NOMINAL IN; First End Style: INTERNAL THREADED; Overall Length: 6.360 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-353-7493 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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