PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

127-40Bearing,sleeve

Northfield Precision Instrument Corp Dba Northfield Precision Instrument Corp · NSN 3120-00-962-5827 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-962-5827 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-962-5827. Primary manufacturer part number: 127-40.
Features
  • Bearing,sleeve — FSC 3120
  • Material Document and Classification: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Nondefinitive Spec/std Data: 1 TYPE AND A COMPOSITION
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
  • Body Inside Diameter: 0.0939 INCHES MINIMUM AND 0.0941 INCHES MAXIMUM IN
  • Flange Outside Diameter: 0.3540 INCHES MINIMUM AND 0.3640 INCHES MAXIMUM IN
  • Flange Width: 0.0210 INCHES MINIMUM AND 0.0230 INCHES MAXIMUM IN
  • Departure From Cited Designator: AS MODIFIED BY SPECIAL FEATURES
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 3120-00-962-5827, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Northfield Precision Instrument Corp Dba Northfield Precision Instrument Corp. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-962-5827
Primary Part Number127-40
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerNorthfield Precision Instrument Corp Dba Northfield Precision Instrument Corp
StatusACTIVE
Material Document and ClassificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Nondefinitive Spec/std Data1 TYPE AND A COMPOSITION
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Body Inside Diameter0.0939 INCHES MINIMUM AND 0.0941 INCHES MAXIMUM IN
Flange Outside Diameter0.3540 INCHES MINIMUM AND 0.3640 INCHES MAXIMUM IN
Flange Width0.0210 INCHES MINIMUM AND 0.0230 INCHES MAXIMUM IN
Departure From Cited DesignatorAS MODIFIED BY SPECIAL FEATURES
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
MaterialCOPPER ALLOY OVERALL
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
MaterialOIL LUBRICATING LUBRICATION
Body Outside Diameter0.3124 INCHES MINIMUM AND 0.3126 INCHES MAXIMUM IN
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3455-00-243-9488A814-45R INTERCHANGEABLE
Cutter,milling,angle
F & D Tool Co Inc
3610-00-780-169512740 INTERCHANGEABLE
Roller,cutter Cam
Smyth Mfg Co Sub of the Beacon Group
5905-01-096-3044484604 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Simmonds Precision Products Inc
2590-01-287-0465XA-V-1901-1 INTERCHANGEABLE
Axle,landing Leg Assembly
Saf-Holland, Inc.
Cross-Reference Index
Part NumberManufacturer
127-40 PRIMARY Northfield Precision Instrument Corp Dba Northfield Precision Instrument Corp (USA)
MILB5687 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
3455-00-243-9488INTERCHANGEABLE
CUTTER,MILLING,ANGLE
A814-45R
3610-00-780-1695INTERCHANGEABLE
ROLLER,CUTTER CAM
12740
5905-01-096-3044INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
484604
2590-01-287-0465INTERCHANGEABLE
AXLE,LANDING LEG ASSEMBLY
XA-V-1901-1

Frequently Asked Questions

What is NSN 3120-00-962-5827?

NSN 3120-00-962-5827 is a Bearing,sleeve, manufactured by Northfield Precision Instrument Corp Dba Northfield Precision Instrument Corp, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-962-5827?

NSN 3120-00-962-5827 has 2 cross-referenced part numbers: 127-40 (Northfield Precision Instrument Corp Dba Northfield Precision Instrument Corp), MILB5687 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 3120-00-962-5827?

There are 4 known substitutes for 3120-00-962-5827: 3455-00-243-9488, 3610-00-780-1695, 5905-01-096-3044 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 127-40?

Key specifications for 127-40: Material Document and Classification: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Nondefinitive Spec/std Data: 1 TYPE AND A COMPOSITION; Style Designator: SOLID, EXTERNAL FLANGE ONE END; Special Features: RUNOUT OF BORE TO FLANGE FACES AND OD OF BODY SHALL BE WITHIN 0.0002 IN. TIR,4 PCT MOLYBDENUM DISULPHIDE ADDED TO MATERIAL AT SINTERING IN. 18 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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