PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6591Bearing,washer,thrust

Clyde Bergemann Inc · NSN 3120-00-301-8115 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-301-8115 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-301-8115. Primary manufacturer part number: 6591.
Features
  • Bearing,washer,thrust — FSC 3120
  • Style Designator: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Outside Diameter: 0.6875 INCHES NOMINAL IN
  • Material: COPPER ALLOY OVERALL
  • Surface Condition: GROUND
  • Overall Thickness: 0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN
  • Center Hole Shape Style: ROUND
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Structural fastening and assembly
  • Equipment mounting
General Description

The Bearing,washer,thrust, cataloged under National Stock Number 3120-00-301-8115, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Clyde Bergemann Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-301-8115
Primary Part Number6591
Item NameBearing,washer,thrust
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerClyde Bergemann Inc
StatusACTIVE
Style DesignatorROUND
Cross-Sectional Shape StyleRECTANGULAR
Outside Diameter0.6875 INCHES NOMINAL IN
MaterialCOPPER ALLOY OVERALL
Surface ConditionGROUND
Overall Thickness0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN
Center Hole Shape StyleROUND
Corner ShapeSQUARE ALL CORNERS
Diameter0.4500 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3930-00-145-6370 INTERCHANGEABLE
Trip Latch
6250-00-295-1614169B INTERCHANGEABLE
Lampholder
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
5950-00-919-7260659-1 INTERCHANGEABLE
Coil,radio Frequency
Caddell Burns Manufacturing Co Inc
5960-00-975-2250 INTERCHANGEABLE
Electron Tube
5340-00-986-33626591 INTERCHANGEABLE
Hardware Kit,electronic Equipmen
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5330-01-044-2329659-1-150PSI INTERCHANGEABLE
Gasket,spiral Wound
J.o. Galloup Company Dba Smith Instrument Div Dba: Galloup, Merlo Energy, Smith Instrument
5340-01-093-0140BPF-3/8 INTERCHANGEABLE
Plug,protective,dust and Moistur
Caplugs Llc Dba Mokon Div Caplugs
5950-01-201-5925659-1 INTERCHANGEABLE
Coil,radio Frequency
Caddell Burns Manufacturing Co Inc
6640-01-302-2660366591 INTERCHANGEABLE
Test Tube,blood Collecting
Becton-Dickinson and Co Vacutainer Systems Div
Cross-Reference Index
Part NumberManufacturer
6591 PRIMARY Clyde Bergemann Inc (USA)
6591 Spx Flow Us, Llc Dba Spx Valves & Controls (USA)
Related Parts
3930-00-145-6370INTERCHANGEABLE
TRIP LATCH
6250-00-295-1614INTERCHANGEABLE
LAMPHOLDER
169B
5950-00-919-7260INTERCHANGEABLE
COIL,RADIO FREQUENCY
659-1
5960-00-975-2250INTERCHANGEABLE
ELECTRON TUBE
5340-00-986-3362INTERCHANGEABLE
HARDWARE KIT,ELECTRONIC EQUIPMEN
6591
5330-01-044-2329INTERCHANGEABLE
GASKET,SPIRAL WOUND
659-1-150PSI
5340-01-093-0140INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
BPF-3/8
5950-01-201-5925INTERCHANGEABLE
COIL,RADIO FREQUENCY
659-1
6640-01-302-2660INTERCHANGEABLE
TEST TUBE,BLOOD COLLECTING
366591

Frequently Asked Questions

What is NSN 3120-00-301-8115?

NSN 3120-00-301-8115 is a Bearing,washer,thrust, manufactured by Clyde Bergemann Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-301-8115?

NSN 3120-00-301-8115 has 2 cross-referenced part numbers: 6591 (Clyde Bergemann Inc), 6591 (Spx Flow Us, Llc Dba Spx Valves & Controls).

What NSN replaces 3120-00-301-8115?

There are 9 known substitutes for 3120-00-301-8115: 3930-00-145-6370, 6250-00-295-1614, 5950-00-919-7260 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6591?

Key specifications for 6591: Style Designator: ROUND; Cross-Sectional Shape Style: RECTANGULAR; Outside Diameter: 0.6875 INCHES NOMINAL IN; Material: COPPER ALLOY OVERALL. 9 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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