NSN 3120-01-033-3258 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-033-3258. Manufacturer of record part number: AD31972-6.
Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter: 0.3750 INCHES NOMINAL IN
Antirotation/lubrication Type and Quantity: 4 HOLE
Material: STEEL COMP 304 OVERALL
Hole Diameter: 0.1560 INCHES MINIMUM AND 0.1600 INCHES MAXIMUM FIRST IN
Identification
NSN: 3120-01-033-3258
NIIN: 010333258
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: AD31972-6
Manufacturer: Hamilton Sundstrand Corporation Dba Collins Aerospace
General Description
The Bushing,sleeve, cataloged under National Stock Number 3120-01-033-3258, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 7 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
3120-01-033-3258
Primary Part Number
AD31972-6
Item Name
Bushing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Hamilton Sundstrand Corporation Dba Collins Aerospace
Status
ACTIVE
Corner Shape
SQUARE ALL CORNERS
Body Outside Diameter
0.6250 INCHES NOMINAL IN
Style Designator
SOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter
0.3750 INCHES NOMINAL IN
Antirotation/lubrication Type and Quantity
4 HOLE
Material
STEEL COMP 304 OVERALL
Hole Diameter
0.1560 INCHES MINIMUM AND 0.1600 INCHES MAXIMUM FIRST IN
Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
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 3120-01-033-3258?
NSN 3120-01-033-3258 is a Bushing,sleeve, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-033-3258?
NSN 3120-01-033-3258 has 1 manufacturer part number on file: AD31972-6 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
What are the specifications of AD31972-6?
Key specifications for AD31972-6: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.6250 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Overall Length: 1.0000 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-033-3258 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.