NSN 3120-01-138-9657 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-138-9657. Manufacturer of record part number: GB10F5-15.
Flange Outside Diameter: 0.5520 INCHES MINIMUM AND 0.5720 INCHES MAXIMUM IN
Body Outside Diameter: 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
Body Inside Diameter: 0.3122 INCHES MINIMUM AND 0.3132 INCHES MAXIMUM IN
Flange Width: 0.0420 INCHES MINIMUM AND 0.0470 INCHES MAXIMUM IN
1 manufacturer part number on file
Manufacturer of record: Northrop Grumman Systems Corporation
Identification
NSN: 3120-01-138-9657
NIIN: 011389657
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: GB10F5-15
Manufacturer: Northrop Grumman Systems Corporation
General Description
The Bushing,sleeve, cataloged under National Stock Number 3120-01-138-9657, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 4 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
3120-01-138-9657
Primary Part Number
GB10F5-15
Item Name
Bushing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Northrop Grumman Systems Corporation
Status
ACTIVE
Flange Outside Diameter
0.5520 INCHES MINIMUM AND 0.5720 INCHES MAXIMUM IN
Body Outside Diameter
0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
Body Inside Diameter
0.3122 INCHES MINIMUM AND 0.3132 INCHES MAXIMUM IN
Flange Width
0.0420 INCHES MINIMUM AND 0.0470 INCHES MAXIMUM IN
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 3120-01-138-9657?
NSN 3120-01-138-9657 is a Bushing,sleeve, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-138-9657?
NSN 3120-01-138-9657 has 1 manufacturer part number on file: GB10F5-15 (Northrop Grumman Systems Corporation).
What are the specifications of GB10F5-15?
Key specifications for GB10F5-15: Flange Outside Diameter: 0.5520 INCHES MINIMUM AND 0.5720 INCHES MAXIMUM IN; Body Outside Diameter: 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN; Overall Length: 0.4890 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN; Body Inside Diameter: 0.3122 INCHES MINIMUM AND 0.3132 INCHES MAXIMUM IN. 4 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-138-9657 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.