PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51-06-04Elbow,pipe

Brooks Automation, Inc. Div Cti Cryogenics · NSN 4730-00-277-5553 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-277-5553 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-277-5553. Primary manufacturer part number: 51-06-04.
Features
  • Elbow,pipe — FSC 4730
  • Media for Which Designed: WATER-OIL-GAS SECOND RESPONSE
  • Media for Which Designed: STEAM FIRST RESPONSE
  • Operating Pressure: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
  • Thread Series Designator: NPT ALL ENDS
  • Flow Angle: 90.0 DEGREES
  • Material: COPPER ALLOY OVERALL
  • Operating Pressure: 175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
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 4730-00-277-5553, 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 Brooks Automation, Inc. Div Cti Cryogenics. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 28 commercial cross-references from 25 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
NSN4730-00-277-5553
Primary Part Number51-06-04
Item NameElbow,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerBrooks Automation, Inc. Div Cti Cryogenics
StatusCANCELLED
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
Media for Which DesignedSTEAM FIRST RESPONSE
Operating Pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
Thread Series DesignatorNPT ALL ENDS
Flow Angle90.0 DEGREES
MaterialCOPPER ALLOY OVERALL
Operating Pressure175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
Leg Length0.710 INCHES NOMINAL FIRST END IN
Connection TypeTHREADED INTERNAL PIPE FIRST END
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Maximum Operating Temp150.0 FAHRENHEIT SINGLE RESPONSE DEGF
Connection StylePLAIN (PIPE) SECOND END
Leg Length1.110 INCHES NOMINAL SECOND END IN
Connection StylePLAIN (PIPE) FIRST END
Nominal Thread Size0.250 INCHES ALL ENDS IN
Material Document and ClassificationQQ-C-390 TYPE 3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-053-0266 INTERCHANGEABLE
Elbow,pipe
4730-00-187-7648 INTERCHANGEABLE
Coupling,pipe
4730-00-187-7651 INTERCHANGEABLE
Coupling,pipe
4730-00-189-3042 INTERCHANGEABLE
Reducer,pipe
4730-00-189-3044 INTERCHANGEABLE
Reducer,pipe
4730-00-203-8350 INTERCHANGEABLE
Coupling,pipe
4730-00-231-2386 INTERCHANGEABLE
Cap,pipe
4730-00-231-2400 INTERCHANGEABLE
Cap,pipe
4730-00-231-2407 INTERCHANGEABLE
Cap,pipe
4730-00-249-2065 INTERCHANGEABLE
Tee,pipe
Cross-Reference Index
Part NumberManufacturer
51-06-04 Brooks Automation, Inc. Div Cti Cryogenics (USA)
0055244 New Holland Construction (USA)
34001/4MPT X 1/ Danfoss Power Solutions II, Llc (USA)
2202P4-4 Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA)
B16.15 The American Society of Mechanical Engineers (USA)
MS51952-2 Morris Material Handling, Inc. (USA)
0041159 New Holland Construction (USA)
MS51952-2 Caterpillar Inc Div Caterpillar Defense (USA)
444166 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
8-2575-1 Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA)
4730002775553 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
0120499 Terex Corp (USA)
X12474 Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc (USA)
WWP460CLASSA Federal Specifications Promulgated by General Services Administration Washington DC (USA)
055244 New Holland Construction (USA)
013604-1 Ikon Systems Inc (USA)
4730002775553 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
MS51952-2 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
61932-4 Pettibone Mercury Corp (USA)
MS51952-2 Imperial (USA)
Related Parts
4730-00-053-0266INTERCHANGEABLE
ELBOW,PIPE
4730-00-187-7648INTERCHANGEABLE
COUPLING,PIPE
4730-00-187-7651INTERCHANGEABLE
COUPLING,PIPE
4730-00-189-3042INTERCHANGEABLE
REDUCER,PIPE
4730-00-189-3044INTERCHANGEABLE
REDUCER,PIPE
4730-00-203-8350INTERCHANGEABLE
COUPLING,PIPE
4730-00-231-2386INTERCHANGEABLE
CAP,PIPE
4730-00-231-2400INTERCHANGEABLE
CAP,PIPE
4730-00-231-2407INTERCHANGEABLE
CAP,PIPE
4730-00-249-2065INTERCHANGEABLE
TEE,PIPE
4730-00-249-3875INTERCHANGEABLE
ELBOW,PIPE
4730-00-249-3882INTERCHANGEABLE
ELBOW,PIPE

Frequently Asked Questions

What is NSN 4730-00-277-5553?

NSN 4730-00-277-5553 is a Elbow,pipe, manufactured by Brooks Automation, Inc. Div Cti Cryogenics, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-277-5553?

NSN 4730-00-277-5553 has 28 cross-referenced part numbers: 51-06-04 (Brooks Automation, Inc. Div Cti Cryogenics), 0055244 (New Holland Construction), 34001/4MPT X 1/ (Danfoss Power Solutions II, Llc), 2202P4-4 (Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters), B16.15 (The American Society of Mechanical Engineers) and 23 more.

What NSN replaces 4730-00-277-5553?

There are 12 known substitutes for 4730-00-277-5553: 4730-00-053-0266, 4730-00-187-7648, 4730-00-187-7651 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51-06-04?

Key specifications for 51-06-04: Media for Which Designed: WATER-OIL-GAS SECOND RESPONSE; Media for Which Designed: STEAM FIRST RESPONSE; Operating Pressure: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS; Thread Series Designator: NPT ALL ENDS. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-277-5553 still in active supply?

NSN 4730-00-277-5553 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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