PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BLP09A104Bearing,plain,self-Aligning

Rbc Specline Inc Dba Specline Inc · NSN 3120-00-768-8179 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-768-8179 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-768-8179. Primary manufacturer part number: BLP09A104.
Features
  • Bearing,plain,self-Aligning — FSC 3120
  • Lubrication Feature: PERFORATION INNER MEMBER
  • Material: COPPER ALLOY OUTER RACE MEMBER
  • Lubrication Feature: GROOVE INTERNAL INNER MEMBER
  • Surface Treatment: CHROMIUM INNER MEMBER
  • Surface Treatment: CADMIUM OUTER RACE MEMBER
  • Material: STEEL COMP E52100 INNER MEMBER
  • Style Designator: WITHOUT INSERT OR LINER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Outer Race Member construction
General Description

The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-00-768-8179, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rbc Specline Inc Dba Specline Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, 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
NSN3120-00-768-8179
Primary Part NumberBLP09A104
Item NameBearing,plain,self-Aligning
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRbc Specline Inc Dba Specline Inc
StatusACTIVE
Lubrication FeaturePERFORATION INNER MEMBER
MaterialCOPPER ALLOY OUTER RACE MEMBER
Lubrication FeatureGROOVE INTERNAL INNER MEMBER
Surface TreatmentCHROMIUM INNER MEMBER
Surface TreatmentCADMIUM OUTER RACE MEMBER
MaterialSTEEL COMP E52100 INNER MEMBER
Style DesignatorWITHOUT INSERT OR LINER
Inner Member Width0.5570 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM IN
Outer Member Outside Diameter1.1870 INCHES MINIMUM AND 1.1875 INCHES MAXIMUM IN
Bore Diameter0.5625 INCHES NOMINAL IN
Outer Member Width0.4370 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5999-00-035-8696 INTERCHANGEABLE
Contact,electrical
3110-00-100-061514434P11 INTERCHANGEABLE
Cup,tapered Roller Bearing
Taylor Machine Works Inc
4730-00-104-4527243937 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
2910-00-127-9030AR52159 INTERCHANGEABLE
Pump,fuel,cam Actuated
Deere & Co
3110-00-156-5436 INTERCHANGEABLE
Bearing,ball,annular
5815-00-330-5702SM-B-187116 INTERCHANGEABLE
Teletypewriter Subassembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6780-00-463-4675 INTERCHANGEABLE
Camera Set,still Picture
5306-00-950-43585560-5 INTERCHANGEABLE
Bolt,machine
Goodrich Aerospace Canada Ltd
5930-00-958-1060 INTERCHANGEABLE
Switch,toggle
5998-01-114-4048 INTERCHANGEABLE
Circuit Card Assembly
Cross-Reference Index
Part NumberManufacturer
AG9SP18 New Hampshire Ball Bearings Inc Div Astro Division (USA)
LHB9B Roller Bearing Company of America, Inc. (USA)
BLN9-2100 Rbc Southwest Products, Inc. (USA)
55605 Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA)
RB-9AS Radial Bearing Corporation Dba Radial Bearing Corp of Connecticu Div Radial Bearing Llc (USA)
BLP09A104 PRIMARY Rbc Specline Inc Dba Specline Inc (USA)
ABS9 New Hampshire Ball Bearings Inc Div Astro Division (USA)
KS9 Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA)
30062 Cabco Industries Inc. (USA)
Related Parts
5999-00-035-8696INTERCHANGEABLE
CONTACT,ELECTRICAL
3110-00-100-0615INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
14434P11
4730-00-104-4527INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
243937
2910-00-127-9030INTERCHANGEABLE
PUMP,FUEL,CAM ACTUATED
AR52159
3110-00-156-5436INTERCHANGEABLE
BEARING,BALL,ANNULAR
5815-00-330-5702INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
SM-B-187116
6780-00-463-4675INTERCHANGEABLE
CAMERA SET,STILL PICTURE
5306-00-950-4358INTERCHANGEABLE
BOLT,MACHINE
5560-5
5930-00-958-1060INTERCHANGEABLE
SWITCH,TOGGLE
5998-01-114-4048INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
1925-01-169-1031INTERCHANGEABLE
TUG,HARBOR,DIESEL
3006-2
4030-01-397-4279INTERCHANGEABLE
HOOK,CHAIN,S
1828AS165-2

Frequently Asked Questions

What is NSN 3120-00-768-8179?

NSN 3120-00-768-8179 is a Bearing,plain,self-Aligning, manufactured by Rbc Specline Inc Dba Specline Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-768-8179?

NSN 3120-00-768-8179 has 9 cross-referenced part numbers: AG9SP18 (New Hampshire Ball Bearings Inc Div Astro Division), LHB9B (Roller Bearing Company of America, Inc.), BLN9-2100 (Rbc Southwest Products, Inc.), 55605 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), RB-9AS (Radial Bearing Corporation Dba Radial Bearing Corp of Connecticu Div Radial Bearing Llc) and 4 more.

What NSN replaces 3120-00-768-8179?

There are 12 known substitutes for 3120-00-768-8179: 5999-00-035-8696, 3110-00-100-0615, 4730-00-104-4527 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BLP09A104?

Key specifications for BLP09A104: Lubrication Feature: PERFORATION INNER MEMBER; Material: COPPER ALLOY OUTER RACE MEMBER; Lubrication Feature: GROOVE INTERNAL INNER MEMBER; Surface Treatment: CHROMIUM INNER MEMBER. 11 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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