NSN 3120-01-121-0441 · NIIN 011210441 · Part number 74A410598-2001
The Boeing Company Div Defense · FSC 3120 — Bearings, Plain, Unmounted · FSG 31 — Bearings · CAGE 76301
Government record, cited
NSN 3120-01-121-0441 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-121-0441. Manufacturer of record part number: 74A410598-2001.
Flange Outside Diameter: 5.4990 INCHES MINIMUM AND 5.5010 INCHES MAXIMUM IN
Body Outside Diameter: 4.5020 INCHES MINIMUM AND 4.5035 INCHES MAXIMUM IN
Style Designator: SOLID, EXTERNAL FLANGE ONE END
Body Inside Diameter: 4.2380 INCHES MINIMUM AND 4.2420 INCHES MAXIMUM IN
Flange Width: 0.1190 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM IN
Test Data Document: 76301-PS21202 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
1 manufacturer part number on file
Identification
NSN: 3120-01-121-0441
NIIN: 011210441
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: 74A410598-2001
Manufacturer: The Boeing Company Div Defense
General Description
The Bushing,sleeve, cataloged under National Stock Number 3120-01-121-0441, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
3120-01-121-0441
Primary Part Number
74A410598-2001
Item Name
Bushing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
The Boeing Company Div Defense
Status
ACTIVE
Flange Outside Diameter
5.4990 INCHES MINIMUM AND 5.5010 INCHES MAXIMUM IN
Body Outside Diameter
4.5020 INCHES MINIMUM AND 4.5035 INCHES MAXIMUM IN
Style Designator
SOLID, EXTERNAL FLANGE ONE END
Body Inside Diameter
4.2380 INCHES MINIMUM AND 4.2420 INCHES MAXIMUM IN
Flange Width
0.1190 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM IN
Test Data Document
76301-PS21202 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
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 3120-01-121-0441?
NSN 3120-01-121-0441 is a Bushing,sleeve, manufactured by The Boeing Company Div Defense, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-121-0441?
NSN 3120-01-121-0441 has 1 manufacturer part number on file: 74A410598-2001 (The Boeing Company Div Defense).
What are the specifications of 74A410598-2001?
Key specifications for 74A410598-2001: Flange Outside Diameter: 5.4990 INCHES MINIMUM AND 5.5010 INCHES MAXIMUM IN; Body Outside Diameter: 4.5020 INCHES MINIMUM AND 4.5035 INCHES MAXIMUM IN; Style Designator: SOLID, EXTERNAL FLANGE ONE END; Overall Length: 1.8010 INCHES MINIMUM AND 1.8220 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-121-0441 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.