PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1A531Bearing,sleeve

Allard Nazarian Group, Inc. Dba Granite State Manufacturing · NSN 3120-00-661-9426 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-661-9426 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-661-9426. Primary manufacturer part number: 1A531.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE ALL CORNERS
  • Material: COPPER ALLOY 937 OVERALL
  • Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Inside Diameter: 3.1830 INCHES MINIMUM AND 3.1870 INCHES MAXIMUM IN
  • Body Outside Diameter: 3.5030 INCHES MINIMUM AND 3.5040 INCHES MAXIMUM IN
  • Lubricant Accommodation Style: GROOVED DOUBLE LOOP
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy 937 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-661-9426, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Allard Nazarian Group, Inc. Dba Granite State Manufacturing. Government technical data includes 7 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-661-9426
Primary Part Number1A531
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerAllard Nazarian Group, Inc. Dba Granite State Manufacturing
StatusACTIVE
Corner ShapeSQUARE ALL CORNERS
MaterialCOPPER ALLOY 937 OVERALL
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter3.1830 INCHES MINIMUM AND 3.1870 INCHES MAXIMUM IN
Body Outside Diameter3.5030 INCHES MINIMUM AND 3.5040 INCHES MAXIMUM IN
Lubricant Accommodation StyleGROOVED DOUBLE LOOP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4730-01-595-58766872 INTERCHANGEABLE
Clamp,hose
Ideal Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
1A531 PRIMARY Allard Nazarian Group, Inc. Dba Granite State Manufacturing (USA)
Related Parts
4730-01-595-5876INTERCHANGEABLE
CLAMP,HOSE
6872

Frequently Asked Questions

What is NSN 3120-00-661-9426?

NSN 3120-00-661-9426 is a Bearing,sleeve, manufactured by Allard Nazarian Group, Inc. Dba Granite State Manufacturing, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-661-9426?

NSN 3120-00-661-9426 has 1 cross-referenced part number: 1A531 (Allard Nazarian Group, Inc. Dba Granite State Manufacturing).

What NSN replaces 3120-00-661-9426?

There is 1 known substitute for 3120-00-661-9426: 4730-01-595-5876. Verify interchangeability with system specifications before substitution.

What are the specifications of 1A531?

Key specifications for 1A531: Corner Shape: SQUARE ALL CORNERS; Material: COPPER ALLOY 937 OVERALL; Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 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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