Bearing, Sleeve3120-01-161-7345

NSN 3120-01-161-7345 · NIIN 011617345

FSC 3120 — Bearings, Plain, Unmounted · FSG 31 — Bearings

Government record, cited

Also searched as 3120-01-161-7345 · 3120011617345 · NIIN 011617345 · 01-161-7345 · FSC 3120 Bearings, Plain, Unmounted

Nearby stock numbers ← 3120-01-161-6271 · 3120-01-161-7346 →

3120-01-161-7345 — Bearings, Plain, Unmounted

Features

Bearing,sleeve — FSC 3120
Surface Finish: 63.0 MICROINCHES OVERALL
Corner Shape: SQUARE INSIDE RIGHT CORNER
Corner Shape: CHAMFERED LEFT FLANGE OUTSIDE RIGHT CORNER
Corner Shape: SQUARE LEFT FLANGE BODY CORNER
Corner Shape: SQUARE OUTSIDE RIGHT CORNER
Corner Shape: SQUARE OUTSIDE LEFT CORNER
Corner Shape: SQUARE INSIDE LEFT CORNER

Identification

NSN: 3120-01-161-7345
NIIN: 011617345
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings

General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-161-7345, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	3120-01-161-7345
Item Name	Bearing,sleeve
FSC / FSG	3120 / 31 — Bearings, Plain, Unmounted
Status	ACTIVE
Surface Finish	63.0 MICROINCHES OVERALL
Corner Shape	SQUARE INSIDE RIGHT CORNER
Corner Shape	CHAMFERED LEFT FLANGE OUTSIDE RIGHT CORNER
Corner Shape	SQUARE LEFT FLANGE BODY CORNER
Corner Shape	SQUARE OUTSIDE RIGHT CORNER
Corner Shape	SQUARE OUTSIDE LEFT CORNER
Corner Shape	SQUARE INSIDE LEFT CORNER
Flange Outside Diameter	23.1250 INCHES MINIMUM AND 23.1450 INCHES MAXIMUM IN
Material Document and Classification	QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Antirotation/lubrication Type and Quantity	32 HOLE
Flange Width	1.1250 INCHES MINIMUM AND 1.1290 INCHES MAXIMUM IN
Material	COPPER ALLOY 903 OVERALL
Hole Diameter	0.5000 INCHES NOMINAL FIRST IN
Hole Diameter	0.8750 INCHES NOMINAL SECOND 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
593-203-1863204 PIECE 1,2	3/2 Design control — primary reference U.S. Government activity

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 3120-01-161-7345?

NSN 3120-01-161-7345 is a Bearing,sleeve, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.

What are the specifications of 3120-01-161-7345?

Key specifications for 3120-01-161-7345: Surface Finish: 63.0 MICROINCHES OVERALL; Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: CHAMFERED LEFT FLANGE OUTSIDE RIGHT CORNER; Corner Shape: SQUARE LEFT FLANGE BODY CORNER. 14 specifications are documented in the U.S. Government catalog.

Is NSN 3120-01-161-7345 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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