PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

64-3/4Flange,pipe

Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy · NSN 4730-01-242-6382 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-242-6382 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-242-6382. Primary manufacturer part number: 64-3/4.
Features
  • Flange,pipe — FSC 4730
  • Material: STEEL
  • Style Designator: ROUND, ONE BOLT HOLE CIRCLE
  • Face Seating Surface Condition: MACHINED
  • Flange Diameter: 4.625 INCHES NOMINAL IN
  • Bolt Hole Quantity: 4
  • Neck Height: 0.250 INCHES NOMINAL IN
  • Thickness: 4.625 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 4730-01-242-6382, 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-242-6382
Primary Part Number64-3/4
Item NameFlange,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAti Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy
StatusACTIVE
MaterialSTEEL
Style DesignatorROUND, ONE BOLT HOLE CIRCLE
Face Seating Surface ConditionMACHINED
Flange Diameter4.625 INCHES NOMINAL IN
Bolt Hole Quantity4
Neck Height0.250 INCHES NOMINAL IN
Thickness4.625 INCHES NOMINAL IN
Bolt Circle Diameter3.250 INCHES NOMINAL IN
Nominal Pipe Size for Which Designed0.750 INCHES IN
Bolt Hole Diameter0.625 INCHES NOMINAL IN
Material Document and ClassificationASTM A105,GR 1 ASSN STD SINGLE MATERIAL RESPONSE
Flange Section StylePLAIN FACE, RAISED FACE (BLIND)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4820-00-067-5029022-00143-000 INTERCHANGEABLE
Valve,angle
Johnson Controls Navy Systems, Llc
4730-00-287-1876AS5183B0604 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Sae International Dba Sae International
6710-00-356-6313 INTERCHANGEABLE
Plunger
5950-00-625-96926434 INTERCHANGEABLE
Transformer,power Autotransforme
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
8115-00-901-64346434 INTERCHANGEABLE
Box,shipping
Connecticut Container Corp. Dba Connecticut Container Corp
5945-00-949-7379C503000327 INTERCHANGEABLE
Relay,electromagnetic
Kearfott Corporation Div Guidance and Navigation Division
3110-01-289-6797 INTERCHANGEABLE
Plate,retaining,bearing
6640-01-304-1050366434 INTERCHANGEABLE
Test Tube,blood Collecting
Becton-Dickinson and Co Vacutainer Systems Div
6240-01-416-83536107534 INTERCHANGEABLE
Lamp,incandescent
Bruce Aerospace Inc
Cross-Reference Index
Part NumberManufacturer
B16.5 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
64-3/4 PRIMARY Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy (USA)
Related Parts
4820-00-067-5029INTERCHANGEABLE
VALVE,ANGLE
022-00143-000
4730-00-287-1876INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
AS5183B0604
6710-00-356-6313INTERCHANGEABLE
PLUNGER
5950-00-625-9692INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
6434
8115-00-901-6434INTERCHANGEABLE
BOX,SHIPPING
6434
5945-00-949-7379INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
C503000327
3110-01-289-6797INTERCHANGEABLE
PLATE,RETAINING,BEARING
6640-01-304-1050INTERCHANGEABLE
TEST TUBE,BLOOD COLLECTING
366434
6240-01-416-8353INTERCHANGEABLE
LAMP,INCANDESCENT
6107534

Frequently Asked Questions

What is NSN 4730-01-242-6382?

NSN 4730-01-242-6382 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 4730-01-242-6382?

NSN 4730-01-242-6382 has 2 cross-referenced part numbers: B16.5 (American National Standards Institute Incorporated Dba American National Standards Institute), 64-3/4 (Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy).

What NSN replaces 4730-01-242-6382?

There are 9 known substitutes for 4730-01-242-6382: 4820-00-067-5029, 4730-00-287-1876, 6710-00-356-6313 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 64-3/4?

Key specifications for 64-3/4: Material: STEEL; Style Designator: ROUND, ONE BOLT HOLE CIRCLE; Face Seating Surface Condition: MACHINED; Flange Diameter: 4.625 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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