PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45555Elbow,pipe

Imperial · NSN 4730-00-877-1075 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-877-1075 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-877-1075. Primary manufacturer part number: 45555.
Features
  • Elbow,pipe — FSC 4730
  • Material: COPPER ALLOY OVERALL
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
  • Nominal Thread Size: 0.125 INCHES SECOND END IN
  • Leg Length: 0.750 INCHES NOMINAL FIRST END IN
  • Flow Angle: 90.0 DEGREES
  • Nominal Thread Size: 0.125 INCHES FIRST END IN
  • Nominal Pipe Size Accommodated: 0.125 INCHES SECOND END IN
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 4730-00-877-1075, 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 Imperial. Government technical data includes 14 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-877-1075
Primary Part Number45555
Item NameElbow,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerImperial
StatusACTIVE
MaterialCOPPER ALLOY OVERALL
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Nominal Thread Size0.125 INCHES SECOND END IN
Leg Length0.750 INCHES NOMINAL FIRST END IN
Flow Angle90.0 DEGREES
Nominal Thread Size0.125 INCHES FIRST END IN
Nominal Pipe Size Accommodated0.125 INCHES SECOND END IN
Connection StylePLAIN (PIPE) FIRST END
Connection TypeTHREADED INTERNAL PIPE FIRST END
Thread Series DesignatorNPT FIRST END
Nominal Pipe Size Accommodated0.125 INCHES FIRST END IN
Connection StylePLAIN (PIPE) SECOND END
Thread Series DesignatorNPT SECOND END
Leg Length0.843 INCHES NOMINAL SECOND END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6685-00-417-6222045555-1685 INTERCHANGEABLE
Gage,differential,dial Indicatin
Ametek, Inc. Div Aerospace & Defense
5935-01-036-795724243-0060 INTERCHANGEABLE
Connector,receptacle,electrical
Honeywell International Inc Dba Honeywell
6515-01-324-1405 INTERCHANGEABLE
Chuck,drill
3455-01-366-2320326-19 INTERCHANGEABLE
Cutter,milling,metal Slitting
Kennametal Inc. Div Kennametal Industrial Products Group
Cross-Reference Index
Part NumberManufacturer
45555 Imperial (USA)
4H5451 Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
6685-00-417-6222INTERCHANGEABLE
GAGE,DIFFERENTIAL,DIAL INDICATIN
045555-1685
5935-01-036-7957INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
24243-0060
6515-01-324-1405INTERCHANGEABLE
CHUCK,DRILL
3455-01-366-2320INTERCHANGEABLE
CUTTER,MILLING,METAL SLITTING
326-19

Frequently Asked Questions

What is NSN 4730-00-877-1075?

NSN 4730-00-877-1075 is a Elbow,pipe, manufactured by Imperial, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-877-1075?

NSN 4730-00-877-1075 has 2 cross-referenced part numbers: 45555 (Imperial), 4H5451 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 4730-00-877-1075?

There are 4 known substitutes for 4730-00-877-1075: 6685-00-417-6222, 5935-01-036-7957, 6515-01-324-1405 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45555?

Key specifications for 45555: Material: COPPER ALLOY OVERALL; Connection Type: THREADED EXTERNAL PIPE SECOND END; Nominal Thread Size: 0.125 INCHES SECOND END IN; Leg Length: 0.750 INCHES NOMINAL FIRST END IN. 14 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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