NSN 3120-01-047-8016 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-047-8016. Manufacturer of record part number: 21-025B28.
Body Outside Diameter: 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN
Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and Classification: MIL-B-6946 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Identification
NSN: 3120-01-047-8016
NIIN: 010478016
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: 21-025B28
Manufacturer: Bogner Engineering, Co. .
General Description
The Bushing,sleeve, cataloged under National Stock Number 3120-01-047-8016, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Bogner Engineering, Co. .. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
3120-01-047-8016
Primary Part Number
21-025B28
Item Name
Bushing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Bogner Engineering, Co. .
Status
ACTIVE
Corner Shape
CHAMFERED INSIDE LEFT CORNER
Corner Shape
SQUARE OUTSIDE RIGHT CORNER
Corner Shape
SQUARE OUTSIDE LEFT CORNER
Corner Shape
CHAMFERED INSIDE RIGHT CORNER
Body Outside Diameter
0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN
Style Designator
SOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and Classification
MIL-B-6946 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter
0.2497 INCHES MINIMUM AND 0.2502 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 3120-01-047-8016?
NSN 3120-01-047-8016 is a Bushing,sleeve, manufactured by Bogner Engineering, Co. ., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-047-8016?
NSN 3120-01-047-8016 has 2 manufacturer part numbers on file: 21-025B28 (Bogner Engineering, Co. .), 21-025B28 (Mayday Manufacturing Co.).
What are the specifications of 21-025B28?
Key specifications for 21-025B28: Corner Shape: CHAMFERED INSIDE LEFT CORNER; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE LEFT CORNER; Corner Shape: CHAMFERED INSIDE RIGHT CORNER. 9 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-047-8016 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.