PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS51952-3Elbow,pipe

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 4730-00-253-5757 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-253-5757 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-253-5757. Primary manufacturer part number: MS51952-3.
Features
  • Elbow,pipe — FSC 4730
  • Operating Pressure: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
  • Material Document and Classification: QQ-C-390,COMP 3, FED SPEC 1ST MATERIAL RESPONSE OR ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Operating Pressure: 175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
  • Media for Which Designed: STEAM SECOND RESPONSE
  • Media for Which Designed: AIR THIRD RESPONSE
  • Specification/standard Data: 81348-WW-P-460 GOVERNMENT SPECIFICATION
  • Thread Series Designator: NPT ALL ENDS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy or Copper Overall construction
General Description

The Elbow,pipe, cataloged under National Stock Number 4730-00-253-5757, 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 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-253-5757
Primary Part NumberMS51952-3
Item NameElbow,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMilitary Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Operating Pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
Material Document and ClassificationQQ-C-390,COMP 3, FED SPEC 1ST MATERIAL RESPONSE OR ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Operating Pressure175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
Media for Which DesignedSTEAM SECOND RESPONSE
Media for Which DesignedAIR THIRD RESPONSE
Specification/standard Data81348-WW-P-460 GOVERNMENT SPECIFICATION
Thread Series DesignatorNPT ALL ENDS
Media for Which DesignedWATER-OIL-GAS FIRST RESPONSE
Maximum Operating Temp150.0 FAHRENHEIT SECOND RESPONSE DEGF
Leg Length0.820 INCHES NOMINAL FIRST END IN
Connection StylePLAIN (PIPE) SECOND END
Leg Length0.820 INCHES MINIMUM AND 1.219 INCHES MAXIMUM SECOND END IN
Connection TypeTHREADED INTERNAL PIPE FIRST END
Maximum Operating Temp390.0 FAHRENHEIT FIRST RESPONSE DEGF
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Connection StylePLAIN (PIPE) FIRST END
Nominal Thread Size0.375 INCHES ALL ENDS IN
Nondefinitive Spec/std DataA CLASS
MaterialCOPPER ALLOY OR COPPER OVERALL
Flow Angle90.0 DEGREES
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6625-00-135-7407 INTERCHANGEABLE
Generator,signal
4730-00-277-5554 INTERCHANGEABLE
Elbow,pipe
4730-00-278-4822331C188H11 INTERCHANGEABLE
Elbow,pipe
Northrop Grumman Support Services Corp
5340-00-598-4107 INTERCHANGEABLE
Case,door Closer
4935-00-753-1302 INTERCHANGEABLE
Pin,sensor Assembly
5950-00-772-7917116B INTERCHANGEABLE
Transformer,power
Superior Electric Holding Group Llc Div Specialty Product Technologies
4730-00-944-2406 INTERCHANGEABLE
Elbow,pipe
4730-00-944-2407 INTERCHANGEABLE
Elbow,pipe
2540-00-992-8296116W01-358-7564 INTERCHANGEABLE
Airmount Assembly
Bridgestone Americas Tire Operations, Llc
5120-01-074-5723 INTERCHANGEABLE
Pliers,retaining Ring
Cross-Reference Index
Part NumberManufacturer
MS51952-3 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
116B Dayco Industrial (CAN)
917715 Agco Corp Parts Opn (USA)
120145 Army Weapons Command Attn Amswe-Ree-S (USA)
WWP460 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
4730002535757 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
001630-3 Sea Cure Technology, Inc (USA)
001630 Uniflite Inc (USA)
116B Imperial (USA)
Related Parts
6625-00-135-7407INTERCHANGEABLE
GENERATOR,SIGNAL
4730-00-277-5554INTERCHANGEABLE
ELBOW,PIPE
4730-00-278-4822INTERCHANGEABLE
ELBOW,PIPE
331C188H11
5340-00-598-4107INTERCHANGEABLE
CASE,DOOR CLOSER
4935-00-753-1302INTERCHANGEABLE
PIN,SENSOR ASSEMBLY
5950-00-772-7917INTERCHANGEABLE
TRANSFORMER,POWER
116B
4730-00-944-2406INTERCHANGEABLE
ELBOW,PIPE
4730-00-944-2407INTERCHANGEABLE
ELBOW,PIPE
2540-00-992-8296INTERCHANGEABLE
AIRMOUNT ASSEMBLY
116W01-358-7564
5120-01-074-5723INTERCHANGEABLE
PLIERS,RETAINING RING
6515-01-207-0052INTERCHANGEABLE
CASSETTE,INTRAVENOUS ADMINISTRAT
001630
5910-01-592-6881INTERCHANGEABLE
CAPACITOR,FIXED,METALLIZED,PAPER

Frequently Asked Questions

What is NSN 4730-00-253-5757?

NSN 4730-00-253-5757 is a Elbow,pipe, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-253-5757?

NSN 4730-00-253-5757 has 9 cross-referenced part numbers: MS51952-3 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 116B (Dayco Industrial), 917715 (Agco Corp Parts Opn), 120145 (Army Weapons Command Attn Amswe-Ree-S), WWP460 (Federal Specifications Promulgated by General Services Administration Washington DC) and 4 more.

What NSN replaces 4730-00-253-5757?

There are 12 known substitutes for 4730-00-253-5757: 6625-00-135-7407, 4730-00-277-5554, 4730-00-278-4822 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS51952-3?

Key specifications for MS51952-3: Operating Pressure: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS; Material Document and Classification: QQ-C-390,COMP 3, FED SPEC 1ST MATERIAL RESPONSE OR ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Operating Pressure: 175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS; Media for Which Designed: STEAM SECOND RESPONSE. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-253-5757 still in active supply?

NSN 4730-00-253-5757 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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