PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40004Purging System,dry Nitrogen

Uniweld Products, Inc. Dba Uniweld Products Inc · NSN 4940-01-597-0565 · FSC 4940 · No Item Name Available
Verified by PartsTable
NSN 4940-01-597-0565 — this item is cataloged by the U.S. Government under National Stock Number 4940-01-597-0565. Primary manufacturer part number: 40004.
Features
  • Purging System,dry Nitrogen — FSC 4940
  • Operating Pressure: 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
  • Gas Type: NITROGEN, DRY
  • 1 verified cross-reference
  • Primary manufacturer: Uniweld Products, Inc. Dba Uniweld Products Inc
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Purging System,dry Nitrogen, cataloged under National Stock Number 4940-01-597-0565, is classified within Federal Supply Class 4940 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Uniweld Products, Inc. Dba Uniweld Products Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4940-01-597-0565
Primary Part Number40004
Item NamePurging System,dry Nitrogen
FSC / FSG4940 / 49 — No Item Name Available
ManufacturerUniweld Products, Inc. Dba Uniweld Products Inc
StatusACTIVE
Operating Pressure500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Gas TypeNITROGEN, DRY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4730-00-068-65555600-8-10S INTERCHANGEABLE
Coupling Assembly,quick Disconne
Danfoss Power Solutions II, Llc
5330-01-011-8535 INTERCHANGEABLE
Seal Kit,valve
5330-01-054-4006JC-400-525-20 INTERCHANGEABLE
Seal,plain Encased
John Crane, Inc
5998-01-064-0430DA63323 INTERCHANGEABLE
Circuit Card Assembly
O T S I
5895-01-365-51784004-4 INTERCHANGEABLE
Panel,patching,communication
Motorola/codex Corp Sub of Motorola Inc
6530-01-395-118440004 INTERCHANGEABLE
Dispenser,skin Cream,hospital Pa
Advanced Chemical Technology Inc
8465-01-541-829440004 INTERCHANGEABLE
Hydration System
Camelbak Products, Llc Dba Camelbak
5310-01-653-77804-0234 INTERCHANGEABLE
Washer,flat
Namjet Llc
2540-01-663-489140004 INTERCHANGEABLE
Ball Assy,tow
Curt Manufacturing, Llc Div Curt
5120-01-669-154740004 INTERCHANGEABLE
Wrench,box and Open End,combinat
Wiha Quality Tools
Cross-Reference Index
Part NumberManufacturer
40004 PRIMARY Uniweld Products, Inc. Dba Uniweld Products Inc (USA)
Related Parts
4730-00-068-6555INTERCHANGEABLE
COUPLING ASSEMBLY,QUICK DISCONNE
5600-8-10S
5330-01-011-8535INTERCHANGEABLE
SEAL KIT,VALVE
5330-01-054-4006INTERCHANGEABLE
SEAL,PLAIN ENCASED
JC-400-525-20
5998-01-064-0430INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
DA63323
5895-01-365-5178INTERCHANGEABLE
PANEL,PATCHING,COMMUNICATION
4004-4
6530-01-395-1184INTERCHANGEABLE
DISPENSER,SKIN CREAM,HOSPITAL PA
40004
8465-01-541-8294INTERCHANGEABLE
HYDRATION SYSTEM
40004
5310-01-653-7780INTERCHANGEABLE
WASHER,FLAT
4-0234
2540-01-663-4891INTERCHANGEABLE
BALL ASSY,TOW
40004
5120-01-669-1547INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT
40004

Frequently Asked Questions

What is NSN 4940-01-597-0565?

NSN 4940-01-597-0565 is a Purging System,dry Nitrogen, manufactured by Uniweld Products, Inc. Dba Uniweld Products Inc, classified under FSC 4940 (No Item Name Available). Status: active.

What are the part numbers for NSN 4940-01-597-0565?

NSN 4940-01-597-0565 has 1 cross-referenced part number: 40004 (Uniweld Products, Inc. Dba Uniweld Products Inc).

What NSN replaces 4940-01-597-0565?

There are 10 known substitutes for 4940-01-597-0565: 4730-00-068-6555, 5330-01-011-8535, 5330-01-054-4006 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40004?

Key specifications for 40004: Operating Pressure: 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Part Name Assigned by Controlling Agency: SLUDGE SUCKER/BLASTER KIT; Gas Type: NITROGEN, DRY. 3 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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