PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D15-495NPC524-525-530-531Bearing,sleeve

Northrop Grumman Systems Corporation Div Marine Systems · NSN 3120-00-216-9343 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-216-9343 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-216-9343. Primary manufacturer part number: D15-495NPC524-525-530-531.
Features
  • Bearing,sleeve — FSC 3120
  • Flange Outside Diameter: 3.6250 INCHES NOMINAL IN
  • Material Document and Classification: MIL-S-15083 GRADE CW MIL SPEC 1ST MATERIAL RESPONSE AND QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OUTER LAYER
  • Surface Groove Location and Quantity: 1 EXTERNAL
  • Body Inside Diameter: 1.8800 INCHES MINIMUM AND 1.8810 INCHES MAXIMUM IN
  • Lubricant Accommodation Style: GROOVED CIRCULAR
  • Body Outside Diameter: 3.2500 INCHES NOMINAL IN
  • 6 verified cross-references
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-216-9343, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Northrop Grumman Systems Corporation Div Marine Systems. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-216-9343
Primary Part NumberD15-495NPC524-525-530-531
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Div Marine Systems
StatusACTIVE
Flange Outside Diameter3.6250 INCHES NOMINAL IN
Material Document and ClassificationMIL-S-15083 GRADE CW MIL SPEC 1ST MATERIAL RESPONSE AND QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OUTER LAYER
Surface Groove Location and Quantity1 EXTERNAL
Body Inside Diameter1.8800 INCHES MINIMUM AND 1.8810 INCHES MAXIMUM IN
Lubricant Accommodation StyleGROOVED CIRCULAR
Body Outside Diameter3.2500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2920-00-039-6253 INTERCHANGEABLE
Lever
5905-00-043-46472401-50HM160W INTERCHANGEABLE
Resistor,fixed,wire Wound
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
3455-00-153-9833 INTERCHANGEABLE
Cutter Bit,tool Holder
5975-00-194-8864 INTERCHANGEABLE
Junction Box
6250-00-196-89152-40-1 INTERCHANGEABLE
Lampholder
Lighting Components and Design Incorporated Dba Lc&d
6625-00-223-1923 INTERCHANGEABLE
Interconnecting Box
5310-00-276-8633 INTERCHANGEABLE
Nut,plain,hexagon
5935-00-295-3345UG535U INTERCHANGEABLE
Connector,receptacle,electrical
Joint Electronics Type Designation System
6760-00-301-4718 INTERCHANGEABLE
Release Photographi
5325-00-412-54042401 INTERCHANGEABLE
Eyelet,metallic
Telemechanics Inc
Cross-Reference Index
Part NumberManufacturer
2401 Northrop Grumman Systems Corporation Div Marine Systems (USA)
2401 Westinghouse Electric Corp Sturtevant Div (USA)
D15-495-0PC524-525-530-531 Westinghouse Electric Corp (USA)
D15-495NPC524-525-530-531 Westinghouse Electric Corp Sturtevant Div (USA)
D15-495-0PC524-525-530-531 Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-495NPC524-525-530-531 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
Related Parts
2920-00-039-6253INTERCHANGEABLE
LEVER
5905-00-043-4647INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
2401-50HM160W
3455-00-153-9833INTERCHANGEABLE
CUTTER BIT,TOOL HOLDER
5975-00-194-8864INTERCHANGEABLE
JUNCTION BOX
6250-00-196-8915INTERCHANGEABLE
LAMPHOLDER
2-40-1
6625-00-223-1923INTERCHANGEABLE
INTERCONNECTING BOX
5310-00-276-8633INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5935-00-295-3345INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
UG535U
6760-00-301-4718INTERCHANGEABLE
RELEASE PHOTOGRAPHI
5325-00-412-5404INTERCHANGEABLE
EYELET,METALLIC
2401
7510-00-783-8609INTERCHANGEABLE
BINDER AND FILLER,LOOSE-LEAF
4730-00-821-8356INTERCHANGEABLE
ELBOW,PIPE

Frequently Asked Questions

What is NSN 3120-00-216-9343?

NSN 3120-00-216-9343 is a Bearing,sleeve, manufactured by Northrop Grumman Systems Corporation Div Marine Systems, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-216-9343?

NSN 3120-00-216-9343 has 6 cross-referenced part numbers: 2401 (Northrop Grumman Systems Corporation Div Marine Systems), 2401 (Westinghouse Electric Corp Sturtevant Div), D15-495-0PC524-525-530-531 (Westinghouse Electric Corp), D15-495NPC524-525-530-531 (Westinghouse Electric Corp Sturtevant Div), D15-495-0PC524-525-530-531 (Northrop Grumman Systems Corporation Div Marine Systems) and 1 more.

What NSN replaces 3120-00-216-9343?

There are 12 known substitutes for 3120-00-216-9343: 2920-00-039-6253, 5905-00-043-4647, 3455-00-153-9833 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of D15-495NPC524-525-530-531?

Key specifications for D15-495NPC524-525-530-531: Flange Outside Diameter: 3.6250 INCHES NOMINAL IN; Material Document and Classification: MIL-S-15083 GRADE CW MIL SPEC 1ST MATERIAL RESPONSE AND QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OUTER LAYER; Surface Groove Location and Quantity: 1 EXTERNAL; Overall Length: 2.1250 INCHES NOMINAL IN. 7 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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