Clamp, Hub3040-00-834-7784

NSN 3040-00-834-7784 · NIIN 008347784

FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment

Government record, cited

Also searched as 3040-00-834-7784 · 3040008347784 · NIIN 008347784 · 00-834-7784 · FSC 3040 Miscellaneous Power Transmission Equipment · 20395-2 · 20395-2

Nearby stock numbers ← 3040-00-834-7669 · 3040-00-834-8109 Shaft, Control Mixer →

Features

Clamp,hub — FSC 3040
Clamp Securing Hole Style: THREADED
Material Document and Classification: QQ-S-764, TYPE 303, COND A-CANCELED FED SPEC SINGLE MATERIAL RESPONSE
Nominal Thread Size: 0.112 INCHES IN
Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
Surface Treatment: PASSIVATE
Material: STEEL COMP 303

Identification

NSN: 3040-00-834-7784
NIIN: 008347784
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Clamp,hub, cataloged under National Stock Number 3040-00-834-7784, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3040-00-834-7784
Item Name	Clamp,hub
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Status	ACTIVE
Clamp Securing Hole Style	THREADED
Material Document and Classification	QQ-S-764, TYPE 303, COND A-CANCELED FED SPEC SINGLE MATERIAL RESPONSE
Nominal Thread Size	0.112 INCHES IN
Screw Thread Series Designator	UNIFIED NATIONAL COARSE (UNC)
Surface Treatment	PASSIVATE
Material	STEEL COMP 303

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
20395-2	3/2 Design control — primary reference U.S. Government activity
20395-2	5/9 Secondary reference Kollsman/idc Avionics Group

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 3040-00-834-7784?

NSN 3040-00-834-7784 is a Clamp,hub, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What are the specifications of 3040-00-834-7784?

Key specifications for 3040-00-834-7784: Clamp Securing Hole Style: THREADED; Material Document and Classification: QQ-S-764, TYPE 303, COND A-CANCELED FED SPEC SINGLE MATERIAL RESPONSE; Nominal Thread Size: 0.112 INCHES IN; Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 6 specifications are documented in the U.S. Government catalog.

Is NSN 3040-00-834-7784 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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