PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

040038Nut,union

Lubriquip Inc Dba Lubriquip, Inc., a Unit of Idex · NSN 4730-01-318-6190 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-318-6190 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-318-6190. Primary manufacturer part number: 040038.
Features
  • Nut,union — FSC 4730
  • 2 verified cross-references
  • Primary manufacturer: Lubriquip Inc Dba Lubriquip, Inc., a Unit of Idex
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,union, cataloged under National Stock Number 4730-01-318-6190, 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 Lubriquip Inc Dba Lubriquip, Inc., a Unit of Idex. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameNut,union
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersMadison-Kipp Corp (CAGE 37619); Lubriquip Inc Dba Lubriquip, Inc., a Unit of Idex (CAGE 60506)
Technical Specifications
ParameterValue
NSN4730-01-318-6190
Primary Part Number040038
Item NameNut,union
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerLubriquip Inc Dba Lubriquip, Inc., a Unit of Idex
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-221-5633R400-3/8 INTERCHANGEABLE
Valve,float
Robert Manufacturing Company Inc
5950-01-067-7395 INTERCHANGEABLE
Transformer,power
5905-01-073-3552 INTERCHANGEABLE
Resistor,adjustable
5930-01-129-45610801422-00 INTERCHANGEABLE
Switch,push
Hyster-Yale Group, Inc. Dba Yale Materials Handling
4140-01-264-673740038 INTERCHANGEABLE
Impeller,fan,axial
L & R Manufacturing Company
4820-01-411-761240038-1 INTERCHANGEABLE
Flange,gland,valve
Morpac Industries, Inc Div Actuator
5133-01-460-236240038 INTERCHANGEABLE
Drill,twist
Precision Twist Drill Co
4730-01-470-64282021-2-35 INTERCHANGEABLE
Nipple,pipe
Danfoss Power Solutions II, Llc
8465-01-541-829840038 INTERCHANGEABLE
Hydration System
Camelbak Products, Llc Dba Camelbak
6625-01-647-950040038 INTERCHANGEABLE
Probe,test
All-Test Pro, Llc
Cross-Reference Index
Part NumberManufacturer
40038 Madison-Kipp Corp (USA)
040038 PRIMARY Lubriquip Inc Dba Lubriquip, Inc., a Unit of Idex (USA)
Related Parts
4820-00-221-5633INTERCHANGEABLE
VALVE,FLOAT
R400-3/8
5950-01-067-7395INTERCHANGEABLE
TRANSFORMER,POWER
5905-01-073-3552INTERCHANGEABLE
RESISTOR,ADJUSTABLE
5930-01-129-4561INTERCHANGEABLE
SWITCH,PUSH
0801422-00
4140-01-264-6737INTERCHANGEABLE
IMPELLER,FAN,AXIAL
40038
4820-01-411-7612INTERCHANGEABLE
FLANGE,GLAND,VALVE
40038-1
5133-01-460-2362INTERCHANGEABLE
DRILL,TWIST
40038
4730-01-470-6428INTERCHANGEABLE
NIPPLE,PIPE
2021-2-35
8465-01-541-8298INTERCHANGEABLE
HYDRATION SYSTEM
40038
6625-01-647-9500INTERCHANGEABLE
PROBE,TEST
40038
2920-01-649-0419INTERCHANGEABLE
SWITCH,ENGINE STARTER,ELECTRICAL
040038
2040-01-653-2285INTERCHANGEABLE
COVER,BOAT
40038

Frequently Asked Questions

What is NSN 4730-01-318-6190?

NSN 4730-01-318-6190 is a Nut,union, manufactured by Lubriquip Inc Dba Lubriquip, Inc., a Unit of Idex, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-318-6190?

NSN 4730-01-318-6190 has 2 cross-referenced part numbers: 40038 (Madison-Kipp Corp), 040038 (Lubriquip Inc Dba Lubriquip, Inc., a Unit of Idex).

What NSN replaces 4730-01-318-6190?

There are 12 known substitutes for 4730-01-318-6190: 4820-00-221-5633, 5950-01-067-7395, 5905-01-073-3552 and 9 more. Verify interchangeability with system specifications before substitution.

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