PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H33Bearing,sleeve

Viking Pump, Inc · NSN 3120-00-542-0591 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-542-0591 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-542-0591. Primary manufacturer part number: H33.
Features
  • Bearing,sleeve — FSC 3120
  • Material: TIN ALLOY AND LEAD ALLOY OVERALL
  • Surface Groove Location and Quantity: 1 INTERNAL
  • Body Outside Diameter: 1.0000 INCHES MINIMUM AND 1.0020 INCHES MAXIMUM IN
  • Corner Shape: SQUARE ALL CORNERS
  • Hole Diameter: 0.3281 INCHES NOMINAL FIRST IN
  • Lubricant Accommodation Style: GROOVED CLOSED BOTH ENDS
  • Body Inside Diameter: 0.7480 INCHES MINIMUM AND 0.7530 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Tin Alloy and Lead Alloy Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-542-0591, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Viking Pump, Inc. Government technical data includes 9 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-542-0591
Primary Part NumberH33
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerViking Pump, Inc
StatusACTIVE
MaterialTIN ALLOY AND LEAD ALLOY OVERALL
Surface Groove Location and Quantity1 INTERNAL
Body Outside Diameter1.0000 INCHES MINIMUM AND 1.0020 INCHES MAXIMUM IN
Corner ShapeSQUARE ALL CORNERS
Hole Diameter0.3281 INCHES NOMINAL FIRST IN
Lubricant Accommodation StyleGROOVED CLOSED BOTH ENDS
Body Inside Diameter0.7480 INCHES MINIMUM AND 0.7530 INCHES MAXIMUM IN
Antirotation/lubrication Type and Quantity1 HOLE
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4130-00-203-7596 INTERCHANGEABLE
Compressor Unit,refrigeration
5120-00-471-2768 INTERCHANGEABLE
Puller,nail,hand
1730-00-590-3676 INTERCHANGEABLE
Bumper
5905-00-818-2661H33 INTERCHANGEABLE
Resistor,fixed,film
Corning Glass Works
4820-00-865-8663H33 INTERCHANGEABLE
Valve,check
Ausco Inc
5999-00-868-6756H33 INTERCHANGEABLE
Heater,thermal Release
Siemens Energy and Automation Inc Siemens Furnas Controls Div
5999-00-912-2513H33 INTERCHANGEABLE
Magnet,permanent
Hamlin Inc
6520-01-226-2948702-36 INTERCHANGEABLE
Bur,dental Surgery
Peter Brasseler Holdings, Llc. Div Dental
5310-01-651-1623H33 INTERCHANGEABLE
Washer,lock
Bpr-Rico Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
H33 PRIMARY Viking Pump, Inc (USA)
57V45PC17 Eastern Industrial Products, Inc. (USA)
57V45PC27 Eastern Industrial Products, Inc. (USA)
Related Parts
4130-00-203-7596INTERCHANGEABLE
COMPRESSOR UNIT,REFRIGERATION
5120-00-471-2768INTERCHANGEABLE
PULLER,NAIL,HAND
1730-00-590-3676INTERCHANGEABLE
BUMPER
5905-00-818-2661INTERCHANGEABLE
RESISTOR,FIXED,FILM
H33
4820-00-865-8663INTERCHANGEABLE
VALVE,CHECK
H33
5999-00-868-6756INTERCHANGEABLE
HEATER,THERMAL RELEASE
H33
5999-00-912-2513INTERCHANGEABLE
MAGNET,PERMANENT
H33
6520-01-226-2948INTERCHANGEABLE
BUR,DENTAL SURGERY
702-36
5310-01-651-1623INTERCHANGEABLE
WASHER,LOCK
H33

Frequently Asked Questions

What is NSN 3120-00-542-0591?

NSN 3120-00-542-0591 is a Bearing,sleeve, manufactured by Viking Pump, Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-542-0591?

NSN 3120-00-542-0591 has 3 cross-referenced part numbers: H33 (Viking Pump, Inc), 57V45PC17 (Eastern Industrial Products, Inc.), 57V45PC27 (Eastern Industrial Products, Inc.).

What NSN replaces 3120-00-542-0591?

There are 9 known substitutes for 3120-00-542-0591: 4130-00-203-7596, 5120-00-471-2768, 1730-00-590-3676 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H33?

Key specifications for H33: Material: TIN ALLOY AND LEAD ALLOY OVERALL; Surface Groove Location and Quantity: 1 INTERNAL; Body Outside Diameter: 1.0000 INCHES MINIMUM AND 1.0020 INCHES MAXIMUM IN; Corner Shape: SQUARE ALL CORNERS. 10 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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