PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1875Bearing,washer,thrust

Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor · NSN 3120-00-360-4081 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-360-4081 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-360-4081. Primary manufacturer part number: A1875.
Features
  • Bearing,washer,thrust — FSC 3120
  • Center Hole Shape Style: ROUND
  • Corner Shape: SQUARE ALL CORNERS
  • Outside Diameter: 1.4980 INCHES MINIMUM AND 1.5020 INCHES MAXIMUM IN
  • Material: STEEL CORROSION RESISTING OVERALL
  • Overall Thickness: 0.0540 INCHES MINIMUM AND 0.0605 INCHES MAXIMUM IN
  • Diameter: 0.7480 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN
  • Style Designator: 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 3120-00-360-4081, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN3120-00-360-4081
Primary Part NumberA1875
Item NameBearing,washer,thrust
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerQuincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
StatusACTIVE
Center Hole Shape StyleROUND
Corner ShapeSQUARE ALL CORNERS
Outside Diameter1.4980 INCHES MINIMUM AND 1.5020 INCHES MAXIMUM IN
MaterialSTEEL CORROSION RESISTING OVERALL
Overall Thickness0.0540 INCHES MINIMUM AND 0.0605 INCHES MAXIMUM IN
Diameter0.7480 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN
Style DesignatorROUND
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5845-00-065-2843 INTERCHANGEABLE
Head,magnetic
5950-00-086-91242181473-1 INTERCHANGEABLE
Transformer,power
Honeywell Intl Dba Honeywell Div Business and General Aviation
6685-00-531-4255 INTERCHANGEABLE
Gage,pressure,dial Indicating
5905-00-577-7336 INTERCHANGEABLE
Resistor,variable,wire Wound,non
6105-00-617-0297 INTERCHANGEABLE
Motor,alternating Current
4920-00-907-5239A1875 INTERCHANGEABLE
Fixture,fuel System Components,a
Ametek Inc Div Aerospace and Defense
6240-00-989-15171875 INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
5998-01-102-66341865 INTERCHANGEABLE
Extender Card,electronic Test
Protolab
5325-01-117-96981875 INTERCHANGEABLE
Grommet,nonmetallic
Kennard Industries Inc
3220-01-120-6871 INTERCHANGEABLE
Saw,radial Overarm,woodworking
Cross-Reference Index
Part NumberManufacturer
A1875 PRIMARY Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor (USA)
B3524-22 Cooper Machinery Services Llc (USA)
1875 PRIMARY Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor (USA)
Related Parts
5845-00-065-2843INTERCHANGEABLE
HEAD,MAGNETIC
5950-00-086-9124INTERCHANGEABLE
TRANSFORMER,POWER
2181473-1
6685-00-531-4255INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
5905-00-577-7336INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
6105-00-617-0297INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
4920-00-907-5239INTERCHANGEABLE
FIXTURE,FUEL SYSTEM COMPONENTS,A
A1875
6240-00-989-1517INTERCHANGEABLE
LAMP,INCANDESCENT
1875
5998-01-102-6634INTERCHANGEABLE
EXTENDER CARD,ELECTRONIC TEST
1865
5325-01-117-9698INTERCHANGEABLE
GROMMET,NONMETALLIC
1875
3220-01-120-6871INTERCHANGEABLE
SAW,RADIAL OVERARM,WOODWORKING
3040-01-150-1449INTERCHANGEABLE
SHAFT,WASH HEAD
5310-01-175-1477INTERCHANGEABLE
WASHER,FLAT
187-5

Frequently Asked Questions

What is NSN 3120-00-360-4081?

NSN 3120-00-360-4081 is a Bearing,washer,thrust, manufactured by Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-360-4081?

NSN 3120-00-360-4081 has 3 cross-referenced part numbers: A1875 (Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor), B3524-22 (Cooper Machinery Services Llc), 1875 (Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor).

What NSN replaces 3120-00-360-4081?

There are 12 known substitutes for 3120-00-360-4081: 5845-00-065-2843, 5950-00-086-9124, 6685-00-531-4255 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A1875?

Key specifications for A1875: Center Hole Shape Style: ROUND; Corner Shape: SQUARE ALL CORNERS; Outside Diameter: 1.4980 INCHES MINIMUM AND 1.5020 INCHES MAXIMUM IN; Material: STEEL CORROSION RESISTING OVERALL. 8 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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