Left End Body Diameter: 0.4010 INCHES MINIMUM AND 0.4040 INCHES MAXIMUM IN
Flange Outside Diameter: 0.4970 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
End to Flange Distance: 0.1430 INCHES MINIMUM AND 0.1480 INCHES MAXIMUM IN
Style Designator: SOLID, EXTERNAL FLANGE
Body Inside Diameter: 0.3040 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM IN
Right End Body Diameter: 0.4340 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
Identification
NSN: 3120-01-388-2298
NIIN: 013882298
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
General Description
The Bushing,sleeve, cataloged under National Stock Number 3120-01-388-2298, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
3120-01-388-2298
Item Name
Bushing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Status
ACTIVE
Corner Shape
SQUARE ALL CORNERS
Left End Body Diameter
0.4010 INCHES MINIMUM AND 0.4040 INCHES MAXIMUM IN
Flange Outside Diameter
0.4970 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
End to Flange Distance
0.1430 INCHES MINIMUM AND 0.1480 INCHES MAXIMUM IN
Style Designator
SOLID, EXTERNAL FLANGE
Body Inside Diameter
0.3040 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM IN
Right End Body Diameter
0.4340 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
Flange Width
0.0900 INCHES MINIMUM AND 0.0950 INCHES MAXIMUM IN
Material
STEEL COMP 304 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
DAA3529D132-001
3/9Design 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 3120-01-388-2298?
NSN 3120-01-388-2298 is a Bushing,sleeve, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What are the specifications of 3120-01-388-2298?
Key specifications for 3120-01-388-2298: Corner Shape: SQUARE ALL CORNERS; Left End Body Diameter: 0.4010 INCHES MINIMUM AND 0.4040 INCHES MAXIMUM IN; Flange Outside Diameter: 0.4970 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN; End to Flange Distance: 0.1430 INCHES MINIMUM AND 0.1480 INCHES MAXIMUM IN. 9 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-388-2298 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.