PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1272Bearing,sleeve

Haskel International, Llc Dba Haskel International, Llc · NSN 3120-00-166-4794 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-166-4794 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-166-4794. Primary manufacturer part number: 1272.
Features
  • Bearing,sleeve — FSC 3120
  • Material: COPPER ALLOY OVERALL
  • Surface Finish: 100.0 MICROINCHES OVERALL
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Antirotation/lubrication Type and Quantity: 1 HOLE
  • Body Inside Diameter: 0.3665 INCHES MINIMUM AND 0.3680 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN
  • 1 verified cross-reference
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-166-4794, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Haskel International, Llc Dba Haskel International, Llc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-166-4794
Primary Part Number1272
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerHaskel International, Llc Dba Haskel International, Llc
StatusACTIVE
MaterialCOPPER ALLOY OVERALL
Surface Finish100.0 MICROINCHES OVERALL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Antirotation/lubrication Type and Quantity1 HOLE
Body Inside Diameter0.3665 INCHES MINIMUM AND 0.3680 INCHES MAXIMUM IN
Body Outside Diameter0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-203-47941272 INTERCHANGEABLE
Wrench,open End
Martin Sprocket and Gear Inc
6250-00-224-62658192264 INTERCHANGEABLE
Lampholder
Us Army Aviation and Missile Command
5975-00-240-2634115 INTERCHANGEABLE
Bushing,electrical Conduit
Abb Installation Products Inc
5310-00-291-68912234 INTERCHANGEABLE
Washer,flat
Lubriquip Inc Dba Lubriquip, Inc., a Unit of Idex
5305-00-448-3646 INTERCHANGEABLE
Screw,machine
4310-00-491-00941272 INTERCHANGEABLE
Washer-Head Bolt
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5340-00-616-50689619 INTERCHANGEABLE
Caster,swivel
Albion Industries, Inc.
6645-00-719-90631272 INTERCHANGEABLE
Winder,mainspring
The Chelsea Clock Llc
5841-00-761-4084 INTERCHANGEABLE
Indicator,height
1615-00-909-75721272 INTERCHANGEABLE
Plate,thrust
Doral, Inc Dba J & F Engineering
Cross-Reference Index
Part NumberManufacturer
1272 Haskel International, Llc Dba Haskel International, Llc (USA)
Related Parts
5120-00-203-4794INTERCHANGEABLE
WRENCH,OPEN END
1272
6250-00-224-6265INTERCHANGEABLE
LAMPHOLDER
8192264
5975-00-240-2634INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUIT
115
5310-00-291-6891INTERCHANGEABLE
WASHER,FLAT
2234
5305-00-448-3646INTERCHANGEABLE
SCREW,MACHINE
4310-00-491-0094INTERCHANGEABLE
WASHER-HEAD BOLT
1272
5340-00-616-5068INTERCHANGEABLE
CASTER,SWIVEL
9619
6645-00-719-9063INTERCHANGEABLE
WINDER,MAINSPRING
1272
5841-00-761-4084INTERCHANGEABLE
INDICATOR,HEIGHT
1615-00-909-7572INTERCHANGEABLE
PLATE,THRUST
1272
5325-00-960-8285INTERCHANGEABLE
EYELET,METALLIC
10630000-25
5950-01-045-8722INTERCHANGEABLE
TRANSFORMER,PULSE
806238

Frequently Asked Questions

What is NSN 3120-00-166-4794?

NSN 3120-00-166-4794 is a Bearing,sleeve, manufactured by Haskel International, Llc Dba Haskel International, Llc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-166-4794?

NSN 3120-00-166-4794 has 1 cross-referenced part number: 1272 (Haskel International, Llc Dba Haskel International, Llc).

What NSN replaces 3120-00-166-4794?

There are 12 known substitutes for 3120-00-166-4794: 5120-00-203-4794, 6250-00-224-6265, 5975-00-240-2634 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1272?

Key specifications for 1272: Material: COPPER ALLOY OVERALL; Surface Finish: 100.0 MICROINCHES OVERALL; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Antirotation/lubrication Type and Quantity: 1 HOLE. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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