PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

19-3Flange,pipe

Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy · NSN 4730-01-242-5382 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-242-5382 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-242-5382. Primary manufacturer part number: 19-3.
Features
  • Flange,pipe — FSC 4730
  • Flange Section Style: RAISED FACE (BLIND)
  • Material: STEEL
  • Face Seating Surface Condition: MACHINED
  • Thickness: 0.938 INCHES NOMINAL IN
  • Raised Face Height: 0.063 INCHES NOMINAL IN
  • Bolt Circle Diameter: 6.000 INCHES NOMINAL IN
  • Bolt Hole Diameter: 0.625 INCHES NOMINAL IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel construction
General Description

The Flange,pipe, cataloged under National Stock Number 4730-01-242-5382, 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 Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). 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.

Technical Specifications
ParameterValue
NSN4730-01-242-5382
Primary Part Number19-3
Item NameFlange,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAti Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy
StatusACTIVE
Flange Section StyleRAISED FACE (BLIND)
MaterialSTEEL
Face Seating Surface ConditionMACHINED
Thickness0.938 INCHES NOMINAL IN
Raised Face Height0.063 INCHES NOMINAL IN
Bolt Circle Diameter6.000 INCHES NOMINAL IN
Bolt Hole Diameter0.625 INCHES NOMINAL IN
Bolt Hole Quantity4
Flange Diameter7.500 INCHES NOMINAL IN
Style DesignatorROUND, ONE BOLT HOLE CIRCLE
Nominal Pipe Size for Which Designed3.000 INCHES IN
Material Document and ClassificationASTM 181,GRADE 1 ASSN STD SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6240-00-069-2640 INTERCHANGEABLE
Lamp,incandescent
5940-00-156-7418193-5 INTERCHANGEABLE
Terminal,lug
Zierick Mfg Corp
6625-00-498-9937193 INTERCHANGEABLE
Recorder,signal Data
Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis
5930-00-860-4160 INTERCHANGEABLE
Switch,sensitive
5975-00-894-9230HO-224 INTERCHANGEABLE
Nipple,electrical Conduit
Abb Installation Products Inc
5940-00-903-4571193 INTERCHANGEABLE
Terminal,lug
Birnbach Co Inc
2640-01-028-5316193 INTERCHANGEABLE
Repair Kit,puncture,pneumatic Ti
Remaco Inc
3110-01-178-1613193 INTERCHANGEABLE
Bearing,ball,annular
Nexen Group Inc.
7510-01-186-3987101410 INTERCHANGEABLE
Ribbon,inking
Federal Marketing Co Div of Virginia Impression Products Inc
5310-01-289-9155 INTERCHANGEABLE
Washer,flat
Cross-Reference Index
Part NumberManufacturer
B16.5 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
19-3 PRIMARY Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy (USA)
Related Parts
6240-00-069-2640INTERCHANGEABLE
LAMP,INCANDESCENT
5940-00-156-7418INTERCHANGEABLE
TERMINAL,LUG
193-5
6625-00-498-9937INTERCHANGEABLE
RECORDER,SIGNAL DATA
193
5930-00-860-4160INTERCHANGEABLE
SWITCH,SENSITIVE
5975-00-894-9230INTERCHANGEABLE
NIPPLE,ELECTRICAL CONDUIT
HO-224
5940-00-903-4571INTERCHANGEABLE
TERMINAL,LUG
193
2640-01-028-5316INTERCHANGEABLE
REPAIR KIT,PUNCTURE,PNEUMATIC TI
193
3110-01-178-1613INTERCHANGEABLE
BEARING,BALL,ANNULAR
193
7510-01-186-3987INTERCHANGEABLE
RIBBON,INKING
101410
5310-01-289-9155INTERCHANGEABLE
WASHER,FLAT
5920-01-384-1973INTERCHANGEABLE
FUSE,CARTRIDGE
193
5120-01-435-6967INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT

Frequently Asked Questions

What is NSN 4730-01-242-5382?

NSN 4730-01-242-5382 is a Flange,pipe, manufactured by Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-242-5382?

NSN 4730-01-242-5382 has 2 cross-referenced part numbers: B16.5 (American National Standards Institute Incorporated Dba American National Standards Institute), 19-3 (Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy).

What NSN replaces 4730-01-242-5382?

There are 12 known substitutes for 4730-01-242-5382: 6240-00-069-2640, 5940-00-156-7418, 6625-00-498-9937 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 19-3?

Key specifications for 19-3: Flange Section Style: RAISED FACE (BLIND); Material: STEEL; Face Seating Surface Condition: MACHINED; Thickness: 0.938 INCHES NOMINAL IN. 12 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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