PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7097421Bearing,sleeve

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 3120-00-709-7421 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-709-7421 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-709-7421. Primary manufacturer part number: 7097421.
Features
  • Bearing,sleeve — FSC 3120
  • Material: IRON OVERALL
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Style Designator: SOLID, EXTERNAL FLANGES BOTH ENDS
  • Left Flange Width: 2.0000 INCHES NOMINAL IN
  • Corner Shape: SQUARE LEFT FLANGE BODY CORNER
  • Body Outside Diameter: 3.3251 INCHES MINIMUM AND 3.3281 INCHES MAXIMUM IN
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Iron Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-709-7421, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN3120-00-709-7421
Primary Part Number7097421
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
MaterialIRON OVERALL
Corner ShapeSQUARE INSIDE RIGHT CORNER
Style DesignatorSOLID, EXTERNAL FLANGES BOTH ENDS
Left Flange Width2.0000 INCHES NOMINAL IN
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Body Outside Diameter3.3251 INCHES MINIMUM AND 3.3281 INCHES MAXIMUM IN
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Right Flange Width0.5000 INCHES NOMINAL IN
Body Inside Diameter2.7560 INCHES MINIMUM AND 2.7590 INCHES MAXIMUM IN
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Lubricant Accommodation StyleGROOVED SPIRAL CIRCULAR
Left Flange Outside Diameter3.3450 INCHES MINIMUM AND 3.3485 INCHES MAXIMUM IN
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-107-2678 INTERCHANGEABLE
Transistor
5136-00-239-27793528 INTERCHANGEABLE
Die,thread Cutting
Stanley Tools Div of Stanley Works
5815-00-369-9393125242 INTERCHANGEABLE
Spring Loop
Telemechanics Inc
4720-00-473-4692 INTERCHANGEABLE
Hose Connection,sou
5330-00-599-9428130605012 INTERCHANGEABLE
Gasket
L & L Boiler Maintenance Inc
5935-00-629-503017-13-6 INTERCHANGEABLE
Insert Receptacle
Trailmobile Inc Sub of the Pullman Co
5935-00-644-93021245513 INTERCHANGEABLE
Connector,plug,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6515-00-828-24623528 INTERCHANGEABLE
Syringe,irrigating
Davol Inc
5995-00-976-1120 INTERCHANGEABLE
Lead,electrical
5961-01-077-5002C3528-4 INTERCHANGEABLE
Transistor
Crown Audio, Inc. Dba Crown International
Cross-Reference Index
Part NumberManufacturer
3528 Holmes Intl Inc (USA)
BB9355 Diamond Reo Truck Co (USA)
7097421 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
3528B Holmes Intl Inc (USA)
Related Parts
5961-00-107-2678INTERCHANGEABLE
TRANSISTOR
5136-00-239-2779INTERCHANGEABLE
DIE,THREAD CUTTING
3528
5815-00-369-9393INTERCHANGEABLE
SPRING LOOP
125242
4720-00-473-4692INTERCHANGEABLE
HOSE CONNECTION,SOU
5330-00-599-9428INTERCHANGEABLE
GASKET
130605012
5935-00-629-5030INTERCHANGEABLE
INSERT RECEPTACLE
17-13-6
5935-00-644-9302INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
1245513
6515-00-828-2462INTERCHANGEABLE
SYRINGE,IRRIGATING
3528
5995-00-976-1120INTERCHANGEABLE
LEAD,ELECTRICAL
5961-01-077-5002INTERCHANGEABLE
TRANSISTOR
C3528-4
5310-01-354-7656INTERCHANGEABLE
NUT,PLAIN,HEXAGON
3528
5360-01-388-1596INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
3528

Frequently Asked Questions

What is NSN 3120-00-709-7421?

NSN 3120-00-709-7421 is a Bearing,sleeve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-709-7421?

NSN 3120-00-709-7421 has 4 cross-referenced part numbers: 3528 (Holmes Intl Inc), BB9355 (Diamond Reo Truck Co), 7097421 (U S Army Tank Automotive Command Amsta-Im-Mm), 3528B (Holmes Intl Inc).

What NSN replaces 3120-00-709-7421?

There are 12 known substitutes for 3120-00-709-7421: 5961-00-107-2678, 5136-00-239-2779, 5815-00-369-9393 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7097421?

Key specifications for 7097421: Overall Length: 8.5625 INCHES NOMINAL IN; Special Features: EXTERNAL SURFACE GROOVE; Material: IRON OVERALL; Corner Shape: SQUARE INSIDE RIGHT CORNER. 16 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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