PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2581Cone and Rollers,tapered Roller

Federal-Mogul Corp Government Sales Dept · NSN 3110-00-100-0729 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-100-0729 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-100-0729. Primary manufacturer part number: 2581.
Features
  • Cone and Rollers,tapered Roller — FSC 3110
  • Cone Width: 0.9983 INCHES NOMINAL IN
  • Bore Diameter: 1.3125 INCHES NOMINAL IN
  • Cone Corner Radius: 0.0312 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Material: STEEL OVERALL
  • Style Designator: NORMAL ANGLE
  • 11 verified cross-references
Applications
  • Applications requiring Steel Overall construction
General Description

The Cone and Rollers,tapered Roller, cataloged under National Stock Number 3110-00-100-0729, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Federal-Mogul Corp Government Sales Dept. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 10 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
NSN3110-00-100-0729
Primary Part Number2581
Item NameCone and Rollers,tapered Roller
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFederal-Mogul Corp Government Sales Dept
StatusACTIVE
Cone Width0.9983 INCHES NOMINAL IN
Bore Diameter1.3125 INCHES NOMINAL IN
Cone Corner Radius0.0312 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA CLASS 2
MaterialSTEEL OVERALL
Style DesignatorNORMAL ANGLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-031-22822581 INTERCHANGEABLE
Spring,helical,compression
Thermo Shandon Inc Dba Shandon Inc Div Anatomical Pathology
5120-00-050-574017710 INTERCHANGEABLE
Hammer,hand
Vaughan & Bushnell Manufacturing Company
5950-00-137-8071111-046-0003 INTERCHANGEABLE
Coil,radio Frequency
Northrop Grumman Systems Corporation
5325-00-248-71097716676P22 INTERCHANGEABLE
Grommet,nonmetallic
Lockheed Martin Corporation Div Rms
1630-00-313-0704D59-36 INTERCHANGEABLE
Frame Assembly,brake
Goodrich Corporation
5330-00-330-3613 INTERCHANGEABLE
Packing,preformed
2940-00-420-483542581 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
3120-00-442-6264DS-935338 INTERCHANGEABLE
Bearing,sleeve
Eaton Aerospace, Llc Dba Jackson South
5330-00-622-1497 INTERCHANGEABLE
Gasket
9650-00-627-4302LB110000/CERROTRU 2 LB CAKE INTERCHANGEABLE
Bismuth Alloy Ingot
Bolton Metal Products Co. Inc.
Cross-Reference Index
Part NumberManufacturer
2581 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
BT2581 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
V1610 Correct Mfg Corp (USA)
2581 PRIMARY The Timken Corporation (USA)
2581 Jaeger Machine Co (USA)
705798 Army Weapons Command Attn Amswe-Ree-S (USA)
2581 PRIMARY Nsk Corp Bearing Div (USA)
5936 PRIMARY Am General Llc (USA)
88R163 Curtis-Toledo, Inc. (USA)
2581 Maxim Industries Inc (USA)
D2581 Rivinius Inc Littleford Machinery Div (USA)
Related Parts
5360-00-031-2282INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
2581
5120-00-050-5740INTERCHANGEABLE
HAMMER,HAND
17710
5950-00-137-8071INTERCHANGEABLE
COIL,RADIO FREQUENCY
111-046-0003
5325-00-248-7109INTERCHANGEABLE
GROMMET,NONMETALLIC
7716676P22
1630-00-313-0704INTERCHANGEABLE
FRAME ASSEMBLY,BRAKE
D59-36
5330-00-330-3613INTERCHANGEABLE
PACKING,PREFORMED
2940-00-420-4835INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42581
3120-00-442-6264INTERCHANGEABLE
BEARING,SLEEVE
DS-935338
5330-00-622-1497INTERCHANGEABLE
GASKET
9650-00-627-4302INTERCHANGEABLE
BISMUTH ALLOY INGOT
LB110000/CERROTRU 2 LB CAKE
5935-00-847-9683INTERCHANGEABLE
ADAPTER,CONNECTOR
952141-1
6760-00-996-7045INTERCHANGEABLE
MAGAZINE,FILM
2581

Frequently Asked Questions

What is NSN 3110-00-100-0729?

NSN 3110-00-100-0729 is a Cone and Rollers,tapered Roller, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-100-0729?

NSN 3110-00-100-0729 has 11 cross-referenced part numbers: 2581 (Federal-Mogul Corp Government Sales Dept), BT2581 (Federal-Mogul Corp Government Sales Dept), V1610 (Correct Mfg Corp), 2581 (The Timken Corporation), 2581 (Jaeger Machine Co) and 6 more.

What NSN replaces 3110-00-100-0729?

There are 12 known substitutes for 3110-00-100-0729: 5360-00-031-2282, 5120-00-050-5740, 5950-00-137-8071 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2581?

Key specifications for 2581: Cone Width: 0.9983 INCHES NOMINAL IN; Bore Diameter: 1.3125 INCHES NOMINAL IN; Cone Corner Radius: 0.0312 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2. 6 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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