PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100049Bearing Assy,jewel

Trans-Cal Industries, Inc · NSN 3120-01-100-9838 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-100-9838 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-100-9838. Primary manufacturer part number: 100049.
Features
  • Bearing Assy,jewel — FSC 3120
  • General Characteristics Item Description: BRASS OR ALUMINUM,0.1567 MIN 0.1572 MAX IN DIA,0.146 IN MIN 0.166 IN MAX LG IN
  • 2 verified cross-references
  • Primary manufacturer: Trans-Cal Industries, Inc
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing Assy,jewel, cataloged under National Stock Number 3120-01-100-9838, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Trans-Cal Industries, Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-100-9838
Primary Part Number100049
Item NameBearing Assy,jewel
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerTrans-Cal Industries, Inc
StatusACTIVE
General Characteristics Item DescriptionBRASS OR ALUMINUM,0.1567 MIN 0.1572 MAX IN DIA,0.146 IN MIN 0.166 IN MAX LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5950-00-401-6393 INTERCHANGEABLE
Transformer,power
4730-00-540-1733100049 INTERCHANGEABLE
Adapter,straight,pipe to Gas Fit
Metadure Parts & Sales, Inc.
3120-00-540-7565B35-3 INTERCHANGEABLE
Bearing,sleeve
Altra Industrial Motion Corp.
1560-00-606-3115 INTERCHANGEABLE
Tube Assembly,fuel Tank
4510-00-707-5972199401085 INTERCHANGEABLE
Repair Kit Water Pu
L & L Boiler Maintenance Inc
5310-00-771-95501000-49 INTERCHANGEABLE
Nut,plain,round
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
6625-00-777-7413100049 INTERCHANGEABLE
Cable Assembly,elec
Mission Systems Davenport Inc.
6685-01-048-0753639AS658 INTERCHANGEABLE
Gage,pressure,dial Indicating
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5306-01-413-739410004-9 INTERCHANGEABLE
Bolt,machine
Blissfield Manufacturing Company
4730-01-651-9298100-049 INTERCHANGEABLE
Adapter,straight,pipe to Gas Fit
Hydro-Test Products, Inc. Dba Hydro-Test Products Inc
Cross-Reference Index
Part NumberManufacturer
100049 PRIMARY Trans-Cal Industries, Inc (USA)
21-100049 Trans-Cal Industries, Inc (USA)
Related Parts
5950-00-401-6393INTERCHANGEABLE
TRANSFORMER,POWER
4730-00-540-1733INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO GAS FIT
100049
3120-00-540-7565INTERCHANGEABLE
BEARING,SLEEVE
B35-3
1560-00-606-3115INTERCHANGEABLE
TUBE ASSEMBLY,FUEL TANK
4510-00-707-5972INTERCHANGEABLE
REPAIR KIT WATER PU
199401085
5310-00-771-9550INTERCHANGEABLE
NUT,PLAIN,ROUND
1000-49
6625-00-777-7413INTERCHANGEABLE
CABLE ASSEMBLY,ELEC
100049
6685-01-048-0753INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
639AS658
5306-01-413-7394INTERCHANGEABLE
BOLT,MACHINE
10004-9
4730-01-651-9298INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO GAS FIT
100-049
6530-01-662-0383INTERCHANGEABLE
LITTER SET

Frequently Asked Questions

What is NSN 3120-01-100-9838?

NSN 3120-01-100-9838 is a Bearing Assy,jewel, manufactured by Trans-Cal Industries, Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-100-9838?

NSN 3120-01-100-9838 has 2 cross-referenced part numbers: 100049 (Trans-Cal Industries, Inc), 21-100049 (Trans-Cal Industries, Inc).

What NSN replaces 3120-01-100-9838?

There are 11 known substitutes for 3120-01-100-9838: 5950-00-401-6393, 4730-00-540-1733, 3120-00-540-7565 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 100049?

Key specifications for 100049: General Characteristics Item Description: BRASS OR ALUMINUM,0.1567 MIN 0.1572 MAX IN DIA,0.146 IN MIN 0.166 IN MAX LG IN. 1 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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