PartsTable TECHNICAL DATA SHEET

NSN 3040-01-351-5229Government record, cited

Extension Shaft3040-01-351-5229

NSN 3040-01-351-5229 · NIIN 013515229 · Part number CON677-450-3

Conair Group Inc Div Conair Aerospace · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 48928

Government record, cited

NSN 3040-01-351-5229 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-351-5229. Manufacturer of record part number: CON677-450-3.

Also searched as 3040-01-351-5229 · 3040013515229 · NIIN 013515229 · 01-351-5229 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 48928 · CON677-450-3 · CON677-450

Nearby stock numbers ← 3040-01-351-5066 Worm Shaft · 3040-01-351-5792 Shaft, Straight →

Features

Extension Shaft — FSC 3040
Length: 5.500 INCHES NOMINAL IN
Internal Thread Length: 1.000 INCHES NOMINAL IN
Style Designator: THREADED SOCKET
Material Document and Classification: MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE
Outside Diameter: 0.750 INCHES NOMINAL IN
External Thread Length: 1.000 INCHES NOMINAL IN
Shaft End Design: FEMALE AND MALE

Identification

NSN: 3040-01-351-5229
NIIN: 013515229
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: CON677-450-3
Manufacturer: Conair Group Inc Div Conair Aerospace

General Description

The Extension Shaft, cataloged under National Stock Number 3040-01-351-5229, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Conair Group Inc Div Conair Aerospace. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	3040-01-351-5229
Primary Part Number	CON677-450-3
Item Name	Extension Shaft
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer	Conair Group Inc Div Conair Aerospace
Status	ACTIVE
Length	5.500 INCHES NOMINAL IN
Internal Thread Length	1.000 INCHES NOMINAL IN
Style Designator	THREADED SOCKET
Material Document and Classification	MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE
Outside Diameter	0.750 INCHES NOMINAL IN
External Thread Length	1.000 INCHES NOMINAL IN
Shaft End Design	FEMALE AND MALE
Nominal Thread Size	0.375 INCHES STUD IN
Nominal Thread Size	0.375 INCHES SOCKET INTERNAL IN
Thread Quantity Per Inch	24 STUD
Thread Quantity Per Inch	16 SOCKET INTERNAL
Bore Diameter	0.375 INCHES NOMINAL IN
Material	STEEL
Thread Series Designator	UNF STUD
Thread Series Designator	UNIFIED NATIONAL COARSE (UNC) SOCKET INTERNAL
End Type	PROCESSED END
Shaft End Configuration	ROUND

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
CON677-450-3 PRIMARY	Conair Group Inc Div Conair Aerospace (CAN)

Reference documents

Reference	Meaning
CON677-450	D/9 Drawing number reference only Conair Group Inc Div Conair Aerospace

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 3040-01-351-5229?

NSN 3040-01-351-5229 is a Extension Shaft, manufactured by Conair Group Inc Div Conair Aerospace, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-351-5229?

NSN 3040-01-351-5229 has 1 manufacturer part number on file: CON677-450-3 (Conair Group Inc Div Conair Aerospace).

What are the specifications of CON677-450-3?

Key specifications for CON677-450-3: Length: 5.500 INCHES NOMINAL IN; Internal Thread Length: 1.000 INCHES NOMINAL IN; Style Designator: THREADED SOCKET; Material Document and Classification: MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE. 17 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-351-5229 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.

PartsTable Design LLC · partstable.com