Coupling, Shaft, Flexible3010-01-321-6518

NSN 3010-01-321-6518 · NIIN 013216518

FSC 3010 — Torque Converters and Speed Changers · FSG 30 — Mechanical Power Transmission Equipment

Government record, cited

Also searched as 3010-01-321-6518 · 3010013216518 · NIIN 013216518 · 01-321-6518 · FSC 3010 Torque Converters and Speed Changers

Nearby stock numbers ← 3010-01-321-6517 Coupling, Shaft, Flexible · 3010-01-321-6519 Coupling Half, Shaft →

Features

Coupling,shaft,flexible — FSC 3010
Keyway Depth: 0.1875 INCHES NOMINAL BOTH ENDS IN
Bore Length: 1.7500 INCHES NOMINAL BOTH ENDS IN
Design Type: MULTIJAW
Keying Facility Type: KEYWAY BOTH ENDS
Outside Diameter: 4.687 INCHES NOMINAL IN
Features Provided: KEYWAY AND EXPOSED COUPLING BOLT TYPE
Bore Shape: STRAIGHT BOTH ENDS

Identification

NSN: 3010-01-321-6518
NIIN: 013216518
FSC: 3010 — Torque Converters and Speed Changers
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-321-6518, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	3010-01-321-6518
Item Name	Coupling,shaft,flexible
FSC / FSG	3010 / 30 — Torque Converters and Speed Changers
Status	ACTIVE
Keyway Depth	0.1875 INCHES NOMINAL BOTH ENDS IN
Bore Length	1.7500 INCHES NOMINAL BOTH ENDS IN
Design Type	MULTIJAW
Keying Facility Type	KEYWAY BOTH ENDS
Outside Diameter	4.687 INCHES NOMINAL IN
Features Provided	KEYWAY AND EXPOSED COUPLING BOLT TYPE
Bore Shape	STRAIGHT BOTH ENDS
Keying Facility Quantity	1 BOTH ENDS
Keyway Width	0.375 INCHES NOMINAL BOTH ENDS IN
Bore Diameter	1.3750 INCHES NOMINAL BOTH ENDS IN

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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
JS7Q	3/9 Design control — primary reference Emerson Electric Co Browning Mfg Div

No interchangeability data on file.

Other items in FSC 3010 — Torque Converters and Speed Changers

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

3010-00-001-0013

3010-00-001-0013 · Item name not on file

3010-00-001-0067

3010-00-001-0067 · Item name not on file

3010-00-001-0069

3010-00-001-0069 · Item name not on file

3010-00-001-0095

3010-00-001-0095 · Item name not on file

3010-00-001-1239

3010-00-001-1239 · Item name not on file

3010-00-001-1689

3010-00-001-1689 · Item name not on file

3010-00-001-2168

3010-00-001-2168 · Item name not on file

3010-00-001-2173

3010-00-001-2173 · Item name not on file

Frequently Asked Questions

What is NSN 3010-01-321-6518?

NSN 3010-01-321-6518 is a Coupling,shaft,flexible, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.

What are the specifications of 3010-01-321-6518?

Key specifications for 3010-01-321-6518: Keyway Depth: 0.1875 INCHES NOMINAL BOTH ENDS IN; Bore Length: 1.7500 INCHES NOMINAL BOTH ENDS IN; Design Type: MULTIJAW; Keying Facility Type: KEYWAY BOTH ENDS. 10 specifications are documented in the U.S. Government catalog.

Is NSN 3010-01-321-6518 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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