Surface Treatment Document and Classification: QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE EXTERNAL SURFACE MEMBER
Body Outside Diameter: 0.3761 INCHES NOMINAL IN
Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and Classification: ASTM B198/B198M, TEMPER TH04 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter: 0.250 INCHES NOMINAL IN
Surface Treatment: CADMIUM EXTERNAL SURFACE MEMBER
Identification
NSN: 3120-01-620-6652
NIIN: 016206652
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
General Description
The Bushing,sleeve, cataloged under National Stock Number 3120-01-620-6652, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
3120-01-620-6652
Item Name
Bushing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Status
ACTIVE
Corner Shape
CHAMFERED ALL CORNERS
Surface Treatment Document and Classification
QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE EXTERNAL SURFACE MEMBER
Body Outside Diameter
0.3761 INCHES NOMINAL IN
Style Designator
SOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and Classification
ASTM B198/B198M, TEMPER TH04 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter
0.250 INCHES NOMINAL IN
Surface Treatment
CADMIUM EXTERNAL SURFACE MEMBER
Material
COPPER ALLOY 170 OR COPPER ALLOY 172 OR COPPER ALLOY 173 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
NAS76B4-016N
3/2Design 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 3120-01-620-6652?
NSN 3120-01-620-6652 is a Bushing,sleeve, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What are the specifications of 3120-01-620-6652?
Key specifications for 3120-01-620-6652: Corner Shape: CHAMFERED ALL CORNERS; Surface Treatment Document and Classification: QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE EXTERNAL SURFACE MEMBER; Body Outside Diameter: 0.3761 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 8 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-620-6652 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.