PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4638K138Elbow,pipe

Mcmaster-Carr Supply Co · NSN 4730-01-235-5586 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-235-5586 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-235-5586. Primary manufacturer part number: 4638K138.
Features
  • Elbow,pipe — FSC 4730
  • Leg Length: 2.250 INCHES NOMINAL ALL ENDS IN
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Connection Style: PLAIN (PIPE) ALL ENDS
  • Flow Angle: 90.0 DEGREES
  • Material: STEEL OVERALL
  • Nominal Thread Size: 2.000 INCHES ALL ENDS IN
  • Surface Treatment: ZINC OVERALL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Elbow,pipe, cataloged under National Stock Number 4730-01-235-5586, 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 Mcmaster-Carr Supply Co. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-01-235-5586
Primary Part Number4638K138
Item NameElbow,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMcmaster-Carr Supply Co
StatusCANCELLED
Leg Length2.250 INCHES NOMINAL ALL ENDS IN
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Connection StylePLAIN (PIPE) ALL ENDS
Flow Angle90.0 DEGREES
MaterialSTEEL OVERALL
Nominal Thread Size2.000 INCHES ALL ENDS IN
Surface TreatmentZINC OVERALL
Thread Series DesignatorNPT ALL ENDS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
2920-01-272-75811105473 INTERCHANGEABLE
Generator,engine Accessory
Delco Remy America Inc
Cross-Reference Index
Part NumberManufacturer
4515K38 Mcmaster-Carr Supply Co (USA)
4638K138 PRIMARY Mcmaster-Carr Supply Co (USA)
110-5473 Landoll Company, Llc (USA)
Related Parts
2920-01-272-7581INTERCHANGEABLE
GENERATOR,ENGINE ACCESSORY
1105473

Frequently Asked Questions

What is NSN 4730-01-235-5586?

NSN 4730-01-235-5586 is a Elbow,pipe, manufactured by Mcmaster-Carr Supply Co, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-01-235-5586?

NSN 4730-01-235-5586 has 3 cross-referenced part numbers: 4515K38 (Mcmaster-Carr Supply Co), 4638K138 (Mcmaster-Carr Supply Co), 110-5473 (Landoll Company, Llc).

What NSN replaces 4730-01-235-5586?

There is 1 known substitute for 4730-01-235-5586: 2920-01-272-7581. Verify interchangeability with system specifications before substitution.

What are the specifications of 4638K138?

Key specifications for 4638K138: Leg Length: 2.250 INCHES NOMINAL ALL ENDS IN; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Connection Style: PLAIN (PIPE) ALL ENDS; Flow Angle: 90.0 DEGREES. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-01-235-5586 still in active supply?

NSN 4730-01-235-5586 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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