PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

58812Fitting,lubrication

Wells Technology, Inc. · NSN 4730-01-644-5748 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-644-5748 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-644-5748. Primary manufacturer part number: 58812.
Features
  • Fitting,lubrication — FSC 4730
  • Shank Length: 0.259 INCHES NOMINAL IN
  • Height: 0.759 INCHES NOMINAL IN
  • Nominal Thread Size: 25.0 INCHES IN
  • Angle: 90.0 DEGREES
  • Surface Treatment: ZINC OVERALL
  • Material: STEEL OVERALL
  • Style Designator: ANGLE
Applications
  • Applications requiring Steel Overall construction
General Description

The Fitting,lubrication, cataloged under National Stock Number 4730-01-644-5748, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Wells Technology, Inc.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-644-5748
Primary Part Number58812
Item NameFitting,lubrication
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerWells Technology, Inc.
StatusACTIVE
Shank Length0.259 INCHES NOMINAL IN
Height0.759 INCHES NOMINAL IN
Nominal Thread Size25.0 INCHES IN
Angle90.0 DEGREES
Surface TreatmentZINC OVERALL
MaterialSTEEL OVERALL
Style DesignatorANGLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-821-693058812 INTERCHANGEABLE
Washer,flat
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5133-00-988-5682 INTERCHANGEABLE
Drill,twist
Cross-Reference Index
Part NumberManufacturer
3674307 Oshkosh Defense Llc (USA)
58812 PRIMARY Wells Technology, Inc. (USA)
58812 Fastenal Company Div Oshk (USA)
Related Parts
5310-00-821-6930INTERCHANGEABLE
WASHER,FLAT
58812
5133-00-988-5682INTERCHANGEABLE
DRILL,TWIST

Frequently Asked Questions

What is NSN 4730-01-644-5748?

NSN 4730-01-644-5748 is a Fitting,lubrication, manufactured by Wells Technology, Inc., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-644-5748?

NSN 4730-01-644-5748 has 3 cross-referenced part numbers: 3674307 (Oshkosh Defense Llc), 58812 (Wells Technology, Inc.), 58812 (Fastenal Company Div Oshk).

What NSN replaces 4730-01-644-5748?

There are 2 known substitutes for 4730-01-644-5748: 5310-00-821-6930, 5133-00-988-5682. Verify interchangeability with system specifications before substitution.

What are the specifications of 58812?

Key specifications for 58812: Shank Length: 0.259 INCHES NOMINAL IN; Height: 0.759 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: ZERK GREASE,25-28 90 DEGREE; Nominal Thread Size: 25.0 INCHES IN. 9 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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