PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

473577Elbow,pipe

Mine Safety Appliances Company · NSN 4730-00-189-5322 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-189-5322 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-189-5322. Primary manufacturer part number: 473577.
Features
  • Elbow,pipe — FSC 4730
  • Thread Series Designator: NPT ALL ENDS
  • Flow Angle: 90.0 DEGREES
  • Surface Treatment: CHROMIUM OVERALL
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
  • Flow Angle: 90.0 DEGREES
  • Leg Length: 0.470 INCHES NOMINAL FIRST END IN
  • Connection Style: PLAIN (PIPE) FIRST END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Elbow,pipe, cataloged under National Stock Number 4730-00-189-5322, 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 Mine Safety Appliances Company. Government technical data includes 16 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-189-5322
Primary Part Number473577
Item NameElbow,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMine Safety Appliances Company
StatusACTIVE
Thread Series DesignatorNPT ALL ENDS
Flow Angle90.0 DEGREES
Surface TreatmentCHROMIUM OVERALL
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Flow Angle90.0 DEGREES
Leg Length0.470 INCHES NOMINAL FIRST END IN
Connection StylePLAIN (PIPE) FIRST END
Leg Length1.687 INCHES NOMINAL SECOND END IN
Connection StylePLAIN (PIPE) SECOND END
MaterialCOPPER ALLOY OVERALL
Nominal Thread Size0.375 INCHES ALL ENDS IN
Connection TypeTHREADED INTERNAL PIPE FIRST END
Surface TreatmentCHROMIUM OVERALL
Nominal Thread Size0.375 INCHES ALL ENDS IN
MaterialCOPPER ALLOY OVERALL
Thread Series DesignatorNPT ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-186-7797AS4860-01 INTERCHANGEABLE
Nipple,pipe
Sae International Dba Sae International
5950-01-388-9685490112 INTERCHANGEABLE
Core,electromagnetic Component
Datron World Communications, Inc.
Cross-Reference Index
Part NumberManufacturer
473577 PRIMARY Mine Safety Appliances Company (USA)
490-112 Dorman Products, Inc. Dba Dorman (USA)
Related Parts
4730-00-186-7797INTERCHANGEABLE
NIPPLE,PIPE
AS4860-01
5950-01-388-9685INTERCHANGEABLE
CORE,ELECTROMAGNETIC COMPONENT
490112

Frequently Asked Questions

What is NSN 4730-00-189-5322?

NSN 4730-00-189-5322 is a Elbow,pipe, manufactured by Mine Safety Appliances Company, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-189-5322?

NSN 4730-00-189-5322 has 2 cross-referenced part numbers: 473577 (Mine Safety Appliances Company), 490-112 (Dorman Products, Inc. Dba Dorman).

What NSN replaces 4730-00-189-5322?

There are 2 known substitutes for 4730-00-189-5322: 4730-00-186-7797, 5950-01-388-9685. Verify interchangeability with system specifications before substitution.

What are the specifications of 473577?

Key specifications for 473577: Thread Series Designator: NPT ALL ENDS; Flow Angle: 90.0 DEGREES; Surface Treatment: CHROMIUM OVERALL; Connection Type: THREADED EXTERNAL PIPE SECOND END. 16 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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