PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1755191Bearing,sleeve

Naval Ship Systems Command · NSN 3120-00-874-5527 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-874-5527 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-874-5527. Primary manufacturer part number: 1755191.
Features
  • Bearing,sleeve — FSC 3120
  • Material Document and Classification: MIL-B-5687,TYPE I,GRADE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: COPPER ALLOY OVERALL
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Inside Diameter: 1.5015 INCHES MINIMUM AND 1.5030 INCHES MAXIMUM IN
  • Corner Shape: SQUARE ALL CORNERS
  • Body Outside Diameter: 1.7525 INCHES MINIMUM AND 1.7540 INCHES MAXIMUM IN
  • 6 verified cross-references
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 3120-00-874-5527, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN3120-00-874-5527
Primary Part Number1755191
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Material Document and ClassificationMIL-B-5687,TYPE I,GRADE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialCOPPER ALLOY OVERALL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter1.5015 INCHES MINIMUM AND 1.5030 INCHES MAXIMUM IN
Corner ShapeSQUARE ALL CORNERS
Body Outside Diameter1.7525 INCHES MINIMUM AND 1.7540 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3120-00-288-282620110 INTERCHANGEABLE
Bearing,sleeve
Master Machine Products Corp
3120-00-367-53232713059 INTERCHANGEABLE
Bushing,sleeve
Parker Hannifin Corporation Div Aerospace Group Headquarters
3120-00-386-2840 INTERCHANGEABLE
Bearing,sleeve
3120-00-410-642511838554 INTERCHANGEABLE
Bearing,sleeve
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
3120-01-037-42723120-2 STYLE 1 INTERCHANGEABLE
Bearing,sleeve
Defense Logistics Agency Dba Defense Supply Center Philadelphia
Cross-Reference Index
Part NumberManufacturer
AA1704-21 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
AA-1704-21 Fnss Savunma Sistemleri Anonim Sirketi (TUR)
3120-2 STYLE 1 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
MIL-B-5687 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1755191 PRIMARY Naval Ship Systems Command (USA)
AA1704-21 Chrysler Corp Amplex Div (USA)
Related Parts
3120-00-288-2826INTERCHANGEABLE
BEARING,SLEEVE
20110
3120-00-367-5323INTERCHANGEABLE
BUSHING,SLEEVE
2713059
3120-00-386-2840INTERCHANGEABLE
BEARING,SLEEVE
3120-00-410-6425INTERCHANGEABLE
BEARING,SLEEVE
11838554
3120-01-037-4272INTERCHANGEABLE
BEARING,SLEEVE
3120-2 STYLE 1

Frequently Asked Questions

What is NSN 3120-00-874-5527?

NSN 3120-00-874-5527 is a Bearing,sleeve, manufactured by Naval Ship Systems Command, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-874-5527?

NSN 3120-00-874-5527 has 6 cross-referenced part numbers: AA1704-21 (Chrysler Realty Company Llc Dba Daimler Chrysler), AA-1704-21 (Fnss Savunma Sistemleri Anonim Sirketi), 3120-2 STYLE 1 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), MIL-B-5687 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 1755191 (Naval Ship Systems Command) and 1 more.

What NSN replaces 3120-00-874-5527?

There are 5 known substitutes for 3120-00-874-5527: 3120-00-288-2826, 3120-00-367-5323, 3120-00-386-2840 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1755191?

Key specifications for 1755191: Material Document and Classification: MIL-B-5687,TYPE I,GRADE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: COPPER ALLOY OVERALL; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Special Features: LUBRICATION MATERIAL I.A.W. MIL-L-17331. 8 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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