PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

387Bearing,washer,thrust

Stothert & Pitt · NSN 3120-00-405-4950 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-405-4950 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-405-4950. Primary manufacturer part number: 387.
Features
  • Bearing,washer,thrust — FSC 3120
  • 3 verified cross-references
  • Primary manufacturer: Stothert & Pitt
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 3120-00-405-4950, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Stothert & Pitt. 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.

Catalog Facts
Item NameBearing,washer,thrust
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersAlmon Johnson Ltd (CAGE 81782); Stothert & Pitt (CAGE K0073)
Technical Specifications
ParameterValue
NSN3120-00-405-4950
Primary Part Number387
Item NameBearing,washer,thrust
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerStothert & Pitt
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-0228 INTERCHANGEABLE
Cone and Rollers,tapered Roller
6240-00-191-2855WL387RAS15 INTERCHANGEABLE
Lamp,incandescent
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
3110-00-198-1596T-621 INTERCHANGEABLE
Bearing,roller,thrust
Regal Beloit America, Inc. Dba Rollway Bearing
3405-00-247-4459G1000SF INTERCHANGEABLE
Filing Machine,saw Blade
Foley-Belsaw Company
3030-00-262-8949380 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
6625-00-331-1472319-102 INTERCHANGEABLE
Probe,test
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
6135-00-403-0213162 INTERCHANGEABLE
Battery,nonrechargeable
Bulova Technologies L.l.c. Dba Environmental Systems & Svcs
1005-00-442-1872 INTERCHANGEABLE
Blade,revolver Sigh
3030-00-528-4636 INTERCHANGEABLE
Belt,v
5306-00-590-8103 INTERCHANGEABLE
Bolt,wheel
Cross-Reference Index
Part NumberManufacturer
E322-4885-26 Almon Johnson Ltd (USA)
387 PRIMARY Stothert & Pitt (GBR)
E322-4887-63 Almon Johnson Ltd (USA)
Related Parts
3110-00-100-0228INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
6240-00-191-2855INTERCHANGEABLE
LAMP,INCANDESCENT
WL387RAS15
3110-00-198-1596INTERCHANGEABLE
BEARING,ROLLER,THRUST
T-621
3405-00-247-4459INTERCHANGEABLE
FILING MACHINE,SAW BLADE
G1000SF
3030-00-262-8949INTERCHANGEABLE
BELT,V
380
6625-00-331-1472INTERCHANGEABLE
PROBE,TEST
319-102
6135-00-403-0213INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
162
1005-00-442-1872INTERCHANGEABLE
BLADE,REVOLVER SIGH
3030-00-528-4636INTERCHANGEABLE
BELT,V
5306-00-590-8103INTERCHANGEABLE
BOLT,WHEEL
3110-00-629-0962INTERCHANGEABLE
ROLLER,BEARING
017701
6240-00-763-7744INTERCHANGEABLE
LAMP,INCANDESCENT

Frequently Asked Questions

What is NSN 3120-00-405-4950?

NSN 3120-00-405-4950 is a Bearing,washer,thrust, manufactured by Stothert & Pitt, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-405-4950?

NSN 3120-00-405-4950 has 3 cross-referenced part numbers: E322-4885-26 (Almon Johnson Ltd), 387 (Stothert & Pitt), E322-4887-63 (Almon Johnson Ltd).

What NSN replaces 3120-00-405-4950?

There are 12 known substitutes for 3120-00-405-4950: 3110-00-100-0228, 6240-00-191-2855, 3110-00-198-1596 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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