PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D304104-29Bearing,roller,needle

Control Flow, Inc. Dba Control Flow Inc · NSN 3110-00-001-1937 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-001-1937 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-001-1937. Primary manufacturer part number: D304104-29.
Features
  • Bearing,roller,needle — FSC 3110
  • Overall Outside Diameter: 0.6250 INCHES NOMINAL IN
  • Alignment Type: RIGID
  • Material: STEEL OVERALL
  • Style Designator: NON-SEPARABLE, OPEN END, DRAWN SHELL
  • Bore Diameter: 0.4375 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
  • Surface Finish: GROUND
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,roller,needle, cataloged under National Stock Number 3110-00-001-1937, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Control Flow, Inc. Dba Control Flow Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-001-1937
Primary Part NumberD304104-29
Item NameBearing,roller,needle
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerControl Flow, Inc. Dba Control Flow Inc
StatusACTIVE
Overall Outside Diameter0.6250 INCHES NOMINAL IN
Alignment TypeRIGID
MaterialSTEEL OVERALL
Style DesignatorNON-SEPARABLE, OPEN END, DRAWN SHELL
Bore Diameter0.4375 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
Surface FinishGROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2940-00-029-0388485GB3191B INTERCHANGEABLE
Filter Element,fluid
Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations
2910-00-218-2530B76 INTERCHANGEABLE
Cover,throttle Valv
Wildfire Pacific Inc
3455-00-232-9026717-002166 INTERCHANGEABLE
Cutter,milling,side
Doall Baltimore Company
3030-01-304-0423B76 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
1005-01-682-5446B76 INTERCHANGEABLE
Bracket,mounting
Really Right Stuff Llc
Cross-Reference Index
Part NumberManufacturer
D304104-29 PRIMARY Control Flow, Inc. Dba Control Flow Inc (USA)
B-76-OH PRIMARY Timken Aerospace, Inc Dba Torrington Product (USA)
5900665 Hamilton Sundstrand Corporation (USA)
B-76 Timken Aerospace, Inc Dba Torrington Product (USA)
D304104-29 Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division (USA)
B-76 PRIMARY Jtekt Bearings North America Llc Div Kbna - Ord 1 (USA)
Related Parts
2940-00-029-0388INTERCHANGEABLE
FILTER ELEMENT,FLUID
485GB3191B
2910-00-218-2530INTERCHANGEABLE
COVER,THROTTLE VALV
B76
3455-00-232-9026INTERCHANGEABLE
CUTTER,MILLING,SIDE
717-002166
3030-01-304-0423INTERCHANGEABLE
BELT,V
B76
1005-01-682-5446INTERCHANGEABLE
BRACKET,MOUNTING
B76

Frequently Asked Questions

What is NSN 3110-00-001-1937?

NSN 3110-00-001-1937 is a Bearing,roller,needle, manufactured by Control Flow, Inc. Dba Control Flow Inc, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-001-1937?

NSN 3110-00-001-1937 has 6 cross-referenced part numbers: D304104-29 (Control Flow, Inc. Dba Control Flow Inc), B-76-OH (Timken Aerospace, Inc Dba Torrington Product), 5900665 (Hamilton Sundstrand Corporation), B-76 (Timken Aerospace, Inc Dba Torrington Product), D304104-29 (Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division) and 1 more.

What NSN replaces 3110-00-001-1937?

There are 5 known substitutes for 3110-00-001-1937: 2940-00-029-0388, 2910-00-218-2530, 3455-00-232-9026 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of D304104-29?

Key specifications for D304104-29: Overall Outside Diameter: 0.6250 INCHES NOMINAL IN; Alignment Type: RIGID; Material: STEEL OVERALL; Special Features: OIL HOLE IN OUTER RING. 9 total characteristics are documented in the Federal Logistics Information System.

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