Bushing, Sleeve3120-01-321-4974

NSN 3120-01-321-4974 · NIIN 013214974 · Part number 70209-74016-103

Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 3120 — Bearings, Plain, Unmounted · FSG 31 — Bearings · CAGE 78286

Government record, cited

NSN 3120-01-321-4974 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-321-4974. Manufacturer of record part number: 70209-74016-103.

Also searched as 3120-01-321-4974 · 3120013214974 · NIIN 013214974 · 01-321-4974 · FSC 3120 Bearings, Plain, Unmounted · CAGE 78286 · 70209-74016-103

Nearby stock numbers ← 3120-01-321-4973 Bushing, Sleeve · 3120-01-321-4976 Bearing, Washer, Thrust →

3120-01-321-4974 — Bearings, Plain, Unmounted

Features

Bushing,sleeve — FSC 3120
Corner Shape: SQUARE OUTSIDE LEFT CORNER
Corner Shape: SQUARE INSIDE LEFT CORNER
Corner Shape: ROUND INSIDE RIGHT CORNER
Corner Shape: CHAMFERED OUTSIDE RIGHT CORNER
Body Outside Diameter: 5.9840 INCHES MINIMUM AND 5.9870 INCHES MAXIMUM IN
Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter: 4.5000 INCHES NOMINAL IN

Identification

NSN: 3120-01-321-4974
NIIN: 013214974
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: 70209-74016-103
Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-01-321-4974, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 9 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3120-01-321-4974
Primary Part Number	70209-74016-103
Item Name	Bushing,sleeve
FSC / FSG	3120 / 31 — Bearings, Plain, Unmounted
Manufacturer	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Status	ACTIVE
Corner Shape	SQUARE OUTSIDE LEFT CORNER
Corner Shape	SQUARE INSIDE LEFT CORNER
Corner Shape	ROUND INSIDE RIGHT CORNER
Corner Shape	CHAMFERED OUTSIDE RIGHT CORNER
Body Outside Diameter	5.9840 INCHES MINIMUM AND 5.9870 INCHES MAXIMUM IN
Style Designator	SOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter	4.5000 INCHES NOMINAL IN
Surface Treatment	ANODIZE OVERALL
Material	STEEL OVERALL

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
70209-74016-103 PRIMARY	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)

No interchangeability data on file.

Other items in FSC 3120 — Bearings, Plain, Unmounted

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

3120-00-001-1288

3120-00-001-1288 · Item name not on file

3120-00-001-1835

3120-00-001-1835 · Item name not on file

3120-00-001-1838

3120-00-001-1838 · Item name not on file

3120-00-001-1928

3120-00-001-1928 · Item name not on file

3120-00-001-1934

3120-00-001-1934 · Item name not on file

3120-00-001-3933

3120-00-001-3933 · Item name not on file

3120-00-001-3937

3120-00-001-3937 · Item name not on file

3120-00-001-3938

3120-00-001-3938 · Item name not on file

Frequently Asked Questions

What is NSN 3120-01-321-4974?

NSN 3120-01-321-4974 is a Bushing,sleeve, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.

What part numbers are listed for NSN 3120-01-321-4974?

NSN 3120-01-321-4974 has 1 manufacturer part number on file: 70209-74016-103 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

What are the specifications of 70209-74016-103?

Key specifications for 70209-74016-103: Corner Shape: SQUARE OUTSIDE LEFT CORNER; Corner Shape: SQUARE INSIDE LEFT CORNER; Corner Shape: ROUND INSIDE RIGHT CORNER; Corner Shape: CHAMFERED OUTSIDE RIGHT CORNER. 9 specifications are documented in the U.S. Government catalog.

Is NSN 3120-01-321-4974 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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