PartsTable TECHNICAL DATA SHEET

NSN 1680-01-656-6270Government record, cited

Weld Assembly1680-01-656-6270

NSN 1680-01-656-6270 · NIIN 016566270 · Part number 70217-0278-058

Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 1680 — Miscellaneous Aircraft Accessories and Components · FSG 16 — Aircraft Components and Accessories · CAGE 78286

Government record, cited

NSN 1680-01-656-6270 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-656-6270. Manufacturer of record part number: 70217-0278-058.

Also searched as 1680-01-656-6270 · 1680016566270 · NIIN 016566270 · 01-656-6270 · FSC 1680 Miscellaneous Aircraft Accessories and Components · CAGE 78286 · 70217-0278-058

Nearby stock numbers ← 1680-01-656-6268 Handle, Special · 1680-01-656-6272 Cable, Special →

Features

Weld Assembly — FSC 1680
1 manufacturer part number on file
Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

Identification

NSN: 1680-01-656-6270
NIIN: 016566270
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 70217-0278-058
Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

General Description

The Weld Assembly, cataloged under National Stock Number 1680-01-656-6270, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	1680-01-656-6270
Primary Part Number	70217-0278-058
Item Name	Weld Assembly
FSC / FSG	1680 / 16 — Miscellaneous Aircraft Accessories and Components
Manufacturer	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL Q — CCL Item — Commerce Control List
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
70217-0278-058 PRIMARY	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)

No interchangeability data on file.

Other items in FSC 1680 — Miscellaneous Aircraft Accessories and Components

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

1680-00-001-1736

DUCT ASSEMBLY,BRANCHED

1680-00-003-3721

1680-00-003-3721 · Item name not on file

1680-00-009-3782

PISTON,EJECTOR,INNER

1680-00-009-6180

1680-00-009-6180 · Item name not on file

1680-00-475-0002

TIP,RUBBER CONTROL

1680-00-696-6170

ADAPTER,SCREW END A

1680-00-867-7158

COVER,GEARCASE

1680-00-885-0923

KNOB ASSY,LANDING G

Frequently Asked Questions

What is NSN 1680-01-656-6270?

NSN 1680-01-656-6270 is a Weld Assembly, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.

What part numbers are listed for NSN 1680-01-656-6270?

NSN 1680-01-656-6270 has 1 manufacturer part number on file: 70217-0278-058 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

What are the specifications of 70217-0278-058?

Key specifications for 70217-0278-058: End Item Identification: H-60. 0 specifications are documented in the U.S. Government catalog.

Is NSN 1680-01-656-6270 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.

What is the DEMIL code for NSN 1680-01-656-6270?

NSN 1680-01-656-6270 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

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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