PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DBS-6-166Bearing,sleeve

Rbc Southwest Products, Inc. · NSN 3120-00-505-1755 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-505-1755 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-505-1755. Primary manufacturer part number: DBS-6-166.
Features
  • Bearing,sleeve — FSC 3120
  • Material Document and Classification: AMS 5643 ASSN STD 1ST MATERIAL RESPONSE OUTER LAYER
  • Surface Treatment Document and Classification: WPS10012 79294 MFR REF SINGLE TREATMENT RESPONSE OVERALL
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material: PLASTIC INNER LAYER
  • Surface Treatment: PASSIVATE OVERALL
  • Material Document and Classification: FABRON 200,09455 MFR REF 2ND MATERIAL RESPONSE OR ABSM 60435 15860 MFR REF 2ND MATERIAL RESPONSE INNER LAYER
  • Material: STEEL COMP 630 OUTER LAYER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Plastic Inner Layer construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-505-1755, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rbc Southwest Products, Inc.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN3120-00-505-1755
Primary Part NumberDBS-6-166
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRbc Southwest Products, Inc.
StatusACTIVE
Material Document and ClassificationAMS 5643 ASSN STD 1ST MATERIAL RESPONSE OUTER LAYER
Surface Treatment Document and ClassificationWPS10012 79294 MFR REF SINGLE TREATMENT RESPONSE OVERALL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
MaterialPLASTIC INNER LAYER
Surface TreatmentPASSIVATE OVERALL
Material Document and ClassificationFABRON 200,09455 MFR REF 2ND MATERIAL RESPONSE OR ABSM 60435 15860 MFR REF 2ND MATERIAL RESPONSE INNER LAYER
MaterialSTEEL COMP 630 OUTER LAYER
Surface Finish16.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
Corner ShapeSQUARE ALL CORNERS
Surface Finish32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
Body Inside Diameter0.3750 INCHES MINIMUM AND 0.3760 INCHES MAXIMUM IN
Surface Finish32.0 MICROINCHES RIGHT END SURFACE OF BODY
Body Outside Diameter0.4840 INCHES MINIMUM AND 0.4845 INCHES MAXIMUM IN
Surface Finish32.0 MICROINCHES LEFT END SURFACE OF BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6610-00-231-964424179 INTERCHANGEABLE
Cover,sensor
Emcore Corporation Div Concord Division
3040-01-085-2620 INTERCHANGEABLE
Gearshaft,spur
5133-01-095-6599 INTERCHANGEABLE
Drill,twist
4330-01-292-4288FFP-32035 INTERCHANGEABLE
Filter Assembly,fluid
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
5998-01-707-6694 INTERCHANGEABLE
Circuit Card Assembly
Cross-Reference Index
Part NumberManufacturer
DBS-6-166 Rbc Southwest Products, Inc. (USA)
24179 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
24179 Moog Inc (USA)
24179 Mid-America Aerotech, Llc (USA)
24179 E-Systems Inc Montek Div Fluid Controls Opns (USA)
24179 Rbc Southwest Products, Inc. (USA)
Related Parts
6610-00-231-9644INTERCHANGEABLE
COVER,SENSOR
24179
3040-01-085-2620INTERCHANGEABLE
GEARSHAFT,SPUR
5133-01-095-6599INTERCHANGEABLE
DRILL,TWIST
4330-01-292-4288INTERCHANGEABLE
FILTER ASSEMBLY,FLUID
FFP-32035
5998-01-707-6694INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY

Frequently Asked Questions

What is NSN 3120-00-505-1755?

NSN 3120-00-505-1755 is a Bearing,sleeve, manufactured by Rbc Southwest Products, Inc., classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-505-1755?

NSN 3120-00-505-1755 has 6 cross-referenced part numbers: DBS-6-166 (Rbc Southwest Products, Inc.), 24179 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City), 24179 (Moog Inc), 24179 (Mid-America Aerotech, Llc), 24179 (E-Systems Inc Montek Div Fluid Controls Opns) and 1 more.

What NSN replaces 3120-00-505-1755?

There are 5 known substitutes for 3120-00-505-1755: 6610-00-231-9644, 3040-01-085-2620, 5133-01-095-6599 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DBS-6-166?

Key specifications for DBS-6-166: Overall Length: 0.6050 INCHES MINIMUM AND 0.6100 INCHES MAXIMUM IN; Material Document and Classification: AMS 5643 ASSN STD 1ST MATERIAL RESPONSE OUTER LAYER; Surface Treatment Document and Classification: WPS10012 79294 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 15 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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