PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25J492-27Bearing,sleeve

Westinghouse Electric Corp · NSN 3120-00-287-6570 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-287-6570 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-287-6570. Primary manufacturer part number: 25J492-27.
Features
  • Bearing,sleeve — FSC 3120
  • Material: OIL LUBRICATING LUBRICATION
  • Material Document and Classification: MIL-L-11734 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-15016, SYMBOL 2190 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
  • Corner Shape: SQUARE ALL CORNERS
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material Document and Classification: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: COPPER ALLOY OVERALL
  • Body Outside Diameter: 1.0010 INCHES MINIMUM AND 1.0020 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Oil Lubricating Lubrication construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-287-6570, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Westinghouse Electric Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 23 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-287-6570
Primary Part Number25J492-27
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerWestinghouse Electric Corp
StatusCANCELLED
MaterialOIL LUBRICATING LUBRICATION
Material Document and ClassificationMIL-L-11734 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-15016, SYMBOL 2190 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
Corner ShapeSQUARE ALL CORNERS
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and ClassificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialCOPPER ALLOY OVERALL
Body Outside Diameter1.0010 INCHES MINIMUM AND 1.0020 INCHES MAXIMUM IN
Body Inside Diameter0.7510 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5999-00-308-2485 INTERCHANGEABLE
Contact,electrical
4820-00-476-9739A1003 INTERCHANGEABLE
Valve,angle
Prestolite Electric Inc
4730-00-477-6116A100-3 INTERCHANGEABLE
Strainer Element,sediment
Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control
5915-00-500-99042271849 INTERCHANGEABLE
Filter,radio Frequency Interfere
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3040-00-517-1159A1003 INTERCHANGEABLE
Ball Joint
Cablecraft Motion Controls Llc
2530-00-769-64765B15 INTERCHANGEABLE
Cam Brake Operating
Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products
5935-01-340-2718A1003 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Tektronix, Inc.
6250-01-644-3558A1003 INTERCHANGEABLE
Ballast,lamp
Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc
Cross-Reference Index
Part NumberManufacturer
25J492-27 PRIMARY Westinghouse Electric Corp (USA)
7T7063LALT7PC27 PRIMARY Westinghouse Electric Corp (USA)
7312272 Springfield Armory (USA)
HA1003 PRIMARY Westinghouse Electric Corp (USA)
25J553PC209 PRIMARY Westinghouse Electric Corp (USA)
25J492-27 Westinghouse Electric Corp Control Business Unit
A1003 PRIMARY Chrysler Corp Amplex Div (USA)
28J398PC246 Westinghouse Electric Corp Control Business Unit
7312272 PRIMARY Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
25J427PC209 Westinghouse Electric Corp Control Business Unit
7T7063LALT7PC27 Westinghouse Electric Corp Control Business Unit
HA1003 PRIMARY Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
A1003 Westinghouse Electric Corp Control Business Unit
25J406PC27 PRIMARY Westinghouse Electric Corp (USA)
25J553PC209 Westinghouse Electric Corp Control Business Unit
HA1003 PRIMARY Chrysler Corp Amplex Div (USA)
A1003 PRIMARY Westinghouse Electric Corp (USA)
25J406PC27 Westinghouse Electric Corp Control Business Unit
25J641PC209 PRIMARY Westinghouse Electric Corp (USA)
HA1003 Westinghouse Electric Corp Control Business Unit
Related Parts
5999-00-308-2485INTERCHANGEABLE
CONTACT,ELECTRICAL
4820-00-476-9739INTERCHANGEABLE
VALVE,ANGLE
A1003
4730-00-477-6116INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
A100-3
5915-00-500-9904INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
2271849
3040-00-517-1159INTERCHANGEABLE
BALL JOINT
A1003
2530-00-769-6476INTERCHANGEABLE
CAM BRAKE OPERATING
5B15
5935-01-340-2718INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
A1003
6250-01-644-3558INTERCHANGEABLE
BALLAST,LAMP
A1003

Frequently Asked Questions

What is NSN 3120-00-287-6570?

NSN 3120-00-287-6570 is a Bearing,sleeve, manufactured by Westinghouse Electric Corp, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-287-6570?

NSN 3120-00-287-6570 has 23 cross-referenced part numbers: 25J492-27 (Westinghouse Electric Corp), 7T7063LALT7PC27 (Westinghouse Electric Corp), 7312272 (Springfield Armory), HA1003 (Westinghouse Electric Corp), 25J553PC209 (Westinghouse Electric Corp) and 18 more.

What NSN replaces 3120-00-287-6570?

There are 8 known substitutes for 3120-00-287-6570: 5999-00-308-2485, 4820-00-476-9739, 4730-00-477-6116 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25J492-27?

Key specifications for 25J492-27: Material: OIL LUBRICATING LUBRICATION; Material Document and Classification: MIL-L-11734 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-15016, SYMBOL 2190 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION; Corner Shape: SQUARE ALL CORNERS; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-287-6570 still in active supply?

NSN 3120-00-287-6570 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com