PartsTable TECHNICAL DATA SHEET

NSN 3120-01-237-1182Government record, cited

Bushing, Sleeve3120-01-237-1182

NSN 3120-01-237-1182 · NIIN 012371182

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

Government record, cited

Also searched as 3120-01-237-1182 · 3120012371182 · NIIN 012371182 · 01-237-1182 · FSC 3120 Bearings, Plain, Unmounted · 4457061 ITEM 54 · 515-4457061 ITEM 54 · 6002-98 ITEM 54

Nearby stock numbers ← 3120-01-237-1181 Bushing, Sleeve · 3120-01-237-1185 Bearing, Washer, Thrust →

3120-01-237-1182 — Bearings, Plain, Unmounted

Features

Bushing,sleeve — FSC 3120
Flange Outside Diameter: 4.0000 INCHES NOMINAL IN
Body Outside Diameter: 3.2380 INCHES MINIMUM AND 3.2400 INCHES MAXIMUM IN
Body Inside Diameter: 2.5010 INCHES MINIMUM AND 2.5030 INCHES MAXIMUM IN
Flange Width: 0.5000 INCHES NOMINAL IN
Material: COPPER ALLOY UNS C63200 OVERALL

Identification

NSN: 3120-01-237-1182
NIIN: 012371182
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings

General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-01-237-1182, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Bushing,sleeve
FSC / FSG	3120 — Bearings, Plain, Unmounted (FSG 31)

Technical Specifications

Parameter	Value
NSN	3120-01-237-1182
Item Name	Bushing,sleeve
FSC / FSG	3120 / 31 — Bearings, Plain, Unmounted
Status	ACTIVE
Flange Outside Diameter	4.0000 INCHES NOMINAL IN
Body Outside Diameter	3.2380 INCHES MINIMUM AND 3.2400 INCHES MAXIMUM IN
Body Inside Diameter	2.5010 INCHES MINIMUM AND 2.5030 INCHES MAXIMUM IN
Flange Width	0.5000 INCHES NOMINAL IN
Material	COPPER ALLOY UNS C63200 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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
4457061 ITEM 54	3/2 Design control — primary reference U.S. Government activity
515-4457061 ITEM 54	3/2 Design control — primary reference U.S. Government activity
6002-98 ITEM 54	5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding

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 3120-01-237-1182?

NSN 3120-01-237-1182 is a Bushing,sleeve, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.

What are the specifications of 3120-01-237-1182?

Key specifications for 3120-01-237-1182: Flange Outside Diameter: 4.0000 INCHES NOMINAL IN; Body Outside Diameter: 3.2380 INCHES MINIMUM AND 3.2400 INCHES MAXIMUM IN; Overall Length: 3.5000 INCHES NOMINAL IN; Body Inside Diameter: 2.5010 INCHES MINIMUM AND 2.5030 INCHES MAXIMUM IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 3120-01-237-1182 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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