PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10851Bearing,washer,thrust

Rps-Fl, Inc. Dba Rps Inc · NSN 3120-00-540-9486 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-540-9486 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-540-9486. Primary manufacturer part number: 10851.
Features
  • Bearing,washer,thrust — FSC 3120
  • Diameter: 0.6875 INCHES NOMINAL IN
  • Outside Diameter: 1.2500 INCHES NOMINAL IN
  • Material Document and Classification: MIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: COPPER ALLOY OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • Style Designator: ROUND
  • Surface Condition: GROUND
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Structural fastening and assembly
  • Equipment mounting
General Description

The Bearing,washer,thrust, cataloged under National Stock Number 3120-00-540-9486, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rps-Fl, Inc. Dba Rps Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-540-9486
Primary Part Number10851
Item NameBearing,washer,thrust
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRps-Fl, Inc. Dba Rps Inc
StatusACTIVE
Diameter0.6875 INCHES NOMINAL IN
Outside Diameter1.2500 INCHES NOMINAL IN
Material Document and ClassificationMIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialCOPPER ALLOY OVERALL
Corner ShapeSQUARE ALL CORNERS
Style DesignatorROUND
Surface ConditionGROUND
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Overall Thickness0.3125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5935-00-114-1508 INTERCHANGEABLE
Connector,receptacle,electrical
5950-00-402-7935SM-D-413712 INTERCHANGEABLE
Transformer,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5910-00-828-57051373-0655 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Messer Llc
5970-01-013-93687100169430 INTERCHANGEABLE
Tape,insulation,electrical
Madison Electric Co
3460-01-203-272410851 INTERCHANGEABLE
Arbor Adapter
Hougen Manufacturing, Inc
Cross-Reference Index
Part NumberManufacturer
3120PL1280107 Jednolity Indeks Materialowy - Uniform Material Index (POL)
GCP381PC9 M.t. Davidson Company (USA)
10851 PRIMARY Rps-Fl, Inc. Dba Rps Inc (USA)
GCP239-9 PRIMARY M.t. Davidson Company (USA)
3001484 PC 9 Naval Ship Systems Command (USA)
S4700-3001484 PC 9 Naval Ship Systems Command (USA)
Related Parts
5935-00-114-1508INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5950-00-402-7935INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
SM-D-413712
5910-00-828-5705INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
1373-0655
5970-01-013-9368INTERCHANGEABLE
TAPE,INSULATION,ELECTRICAL
7100169430
3460-01-203-2724INTERCHANGEABLE
ARBOR ADAPTER
10851

Frequently Asked Questions

What is NSN 3120-00-540-9486?

NSN 3120-00-540-9486 is a Bearing,washer,thrust, manufactured by Rps-Fl, Inc. Dba Rps Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-540-9486?

NSN 3120-00-540-9486 has 6 cross-referenced part numbers: 3120PL1280107 (Jednolity Indeks Materialowy - Uniform Material Index), GCP381PC9 (M.t. Davidson Company), 10851 (Rps-Fl, Inc. Dba Rps Inc), GCP239-9 (M.t. Davidson Company), 3001484 PC 9 (Naval Ship Systems Command) and 1 more.

What NSN replaces 3120-00-540-9486?

There are 5 known substitutes for 3120-00-540-9486: 5935-00-114-1508, 5950-00-402-7935, 5910-00-828-5705 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10851?

Key specifications for 10851: Diameter: 0.6875 INCHES NOMINAL IN; Outside Diameter: 1.2500 INCHES NOMINAL IN; Material Document and Classification: MIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: COPPER ALLOY OVERALL. 10 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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