PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37990Bearing,hammer Shaf

New Haven Mfg Corp · NSN 3120-00-826-6221 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-826-6221 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-826-6221. Primary manufacturer part number: 37990.
Features
  • Bearing,hammer Shaf — FSC 3120
  • 1 verified cross-reference
  • Primary manufacturer: New Haven Mfg Corp
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,hammer Shaf, cataloged under National Stock Number 3120-00-826-6221, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is New Haven Mfg Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBearing,hammer Shaf
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersNew Haven Mfg Corp (CAGE 26344)
Technical Specifications
ParameterValue
NSN3120-00-826-6221
Primary Part Number37990
Item NameBearing,hammer Shaf
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerNew Haven Mfg Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4730-00-603-51843799 INTERCHANGEABLE
Tee-Y,drainage Pipe
Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
5995-00-905-592037990 INTERCHANGEABLE
Cord Assembly,electrical
Roanwell, Llc
3020-01-450-979637990 INTERCHANGEABLE
Gear Rack
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
37990 New Haven Mfg Corp (USA)
Related Parts
4730-00-603-5184INTERCHANGEABLE
TEE-Y,DRAINAGE PIPE
3799
5995-00-905-5920INTERCHANGEABLE
CORD ASSEMBLY,ELECTRICAL
37990
3020-01-450-9796INTERCHANGEABLE
GEAR RACK
37990

Frequently Asked Questions

What is NSN 3120-00-826-6221?

NSN 3120-00-826-6221 is a Bearing,hammer Shaf, manufactured by New Haven Mfg Corp, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-826-6221?

NSN 3120-00-826-6221 has 1 cross-referenced part number: 37990 (New Haven Mfg Corp).

What NSN replaces 3120-00-826-6221?

There are 3 known substitutes for 3120-00-826-6221: 4730-00-603-5184, 5995-00-905-5920, 3020-01-450-9796. Verify interchangeability with system specifications before substitution.

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