PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1633Fitting,lubrication

Stewart-Warner Alemite Sales Co Inc · NSN 4730-00-726-8025 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-726-8025 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-726-8025. Primary manufacturer part number: 1633.
Features
  • Fitting,lubrication — FSC 4730
  • Shank Length: 0.250 INCHES NOMINAL IN
  • Height: 0.625 INCHES NOMINAL IN
  • Surface Treatment: CADMIUM OVERALL
  • Material: STEEL OVERALL
  • Style Designator: STRAIGHT
  • Shank Diameter: 0.312 INCHES NOMINAL IN
  • 4 verified cross-references
Applications
  • Applications requiring Steel Overall construction
General Description

The Fitting,lubrication, cataloged under National Stock Number 4730-00-726-8025, 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 Stewart-Warner Alemite Sales Co Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-726-8025
Primary Part Number1633
Item NameFitting,lubrication
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerStewart-Warner Alemite Sales Co Inc
StatusCANCELLED
Shank Length0.250 INCHES NOMINAL IN
Height0.625 INCHES NOMINAL IN
Surface TreatmentCADMIUM OVERALL
MaterialSTEEL OVERALL
Style DesignatorSTRAIGHT
Shank Diameter0.312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5962-00-007-1008 INTERCHANGEABLE
Microcircuit,linear
6625-00-054-34811633-1 INTERCHANGEABLE
Meter,arbitrary Scale
Drs Signal Solutions, Inc.
1377-00-069-5458 INTERCHANGEABLE
Ejector,parachute,cartridge Actu
5960-00-107-7589 INTERCHANGEABLE
Electron Tube
1377-00-249-5166 INTERCHANGEABLE
Thruster,cartridge Actuated
5310-00-262-47957086576 INTERCHANGEABLE
Washer,flat
U S Army Tank Automotive Command Amsta-Im-Mm
5330-00-291-97559A7976 INTERCHANGEABLE
Packing,preformed
Napco International Llc Dba Napco International Inc
4730-00-540-24581633 INTERCHANGEABLE
Fitting,lubrication
Lake Shore Systems, Inc.
5950-00-834-246443001099-000 INTERCHANGEABLE
Transformer,audio Frequency
Dne Technologies, Inc
4820-00-871-34271633 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Magnus Engineered Equipment Llc
Cross-Reference Index
Part NumberManufacturer
1633 Stewart-Warner Alemite Sales Co Inc (USA)
025712 Big Joe Mfg Co (USA)
B-633M Wheelabrator-Frye Inc Balcrank Products (USA)
1633 Stewart-Warner Alemite Sales Co Inc (USA)
Related Parts
5962-00-007-1008INTERCHANGEABLE
MICROCIRCUIT,LINEAR
6625-00-054-3481INTERCHANGEABLE
METER,ARBITRARY SCALE
1633-1
1377-00-069-5458INTERCHANGEABLE
EJECTOR,PARACHUTE,CARTRIDGE ACTU
5960-00-107-7589INTERCHANGEABLE
ELECTRON TUBE
1377-00-249-5166INTERCHANGEABLE
THRUSTER,CARTRIDGE ACTUATED
5310-00-262-4795INTERCHANGEABLE
WASHER,FLAT
7086576
5330-00-291-9755INTERCHANGEABLE
PACKING,PREFORMED
9A7976
4730-00-540-2458INTERCHANGEABLE
FITTING,LUBRICATION
1633
5950-00-834-2464INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
43001099-000
4820-00-871-3427INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
1633
5915-01-012-6386INTERCHANGEABLE
CAPACITOR-RESISTOR
1633
8135-01-030-1633INTERCHANGEABLE
SEAL,STRAPPING
1633

Frequently Asked Questions

What is NSN 4730-00-726-8025?

NSN 4730-00-726-8025 is a Fitting,lubrication, manufactured by Stewart-Warner Alemite Sales Co Inc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-726-8025?

NSN 4730-00-726-8025 has 4 cross-referenced part numbers: 1633 (Stewart-Warner Alemite Sales Co Inc), 025712 (Big Joe Mfg Co), B-633M (Wheelabrator-Frye Inc Balcrank Products), 1633 (Stewart-Warner Alemite Sales Co Inc).

What NSN replaces 4730-00-726-8025?

There are 12 known substitutes for 4730-00-726-8025: 5962-00-007-1008, 6625-00-054-3481, 1377-00-069-5458 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1633?

Key specifications for 1633: Shank Length: 0.250 INCHES NOMINAL IN; Height: 0.625 INCHES NOMINAL IN; Special Features: SERRATED DRIVE SHANK,NO BALL CHECK; Surface Treatment: CADMIUM OVERALL. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-726-8025 still in active supply?

NSN 4730-00-726-8025 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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