PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

490-120Coupling,pipe

Dorman Products, Inc. Dba Dorman · NSN 4730-01-190-1001 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-190-1001 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-190-1001. Primary manufacturer part number: 490-120.
Features
  • Coupling,pipe — FSC 4730
  • Style Designator: RIGID, SHORT CENTER WRENCHING FACILITY
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Nominal Overall Length: 0.750 INCHES IN
  • Material: COPPER ALLOY OVERALL
  • Thread Series Designator: NPT ALL ENDS
  • Connection Style: PLAIN (PIPE) ALL ENDS
  • Nominal Thread Size: 0.125 INCHES ALL ENDS IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Coupling,pipe, cataloged under National Stock Number 4730-01-190-1001, 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 Dorman Products, Inc. Dba Dorman. Government technical data includes 7 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
NSN4730-01-190-1001
Primary Part Number490-120
Item NameCoupling,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDorman Products, Inc. Dba Dorman
StatusACTIVE
Style DesignatorRIGID, SHORT CENTER WRENCHING FACILITY
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Nominal Overall Length0.750 INCHES IN
MaterialCOPPER ALLOY OVERALL
Thread Series DesignatorNPT ALL ENDS
Connection StylePLAIN (PIPE) ALL ENDS
Nominal Thread Size0.125 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5355-00-097-9576 INTERCHANGEABLE
Dial,scale
5330-00-286-68150049490 INTERCHANGEABLE
Seal,plain Encased
New Holland Construction
5305-00-941-3784 INTERCHANGEABLE
Screw,machine
5306-01-509-55804901-20 INTERCHANGEABLE
Bolt,machine
Stewart & Stevenson Power Products Llc
Cross-Reference Index
Part NumberManufacturer
490-120 Dorman Products, Inc. Dba Dorman (USA)
490-120 Ohio Auto Parts Co (USA)
Related Parts
5355-00-097-9576INTERCHANGEABLE
DIAL,SCALE
5330-00-286-6815INTERCHANGEABLE
SEAL,PLAIN ENCASED
0049490
5305-00-941-3784INTERCHANGEABLE
SCREW,MACHINE
5306-01-509-5580INTERCHANGEABLE
BOLT,MACHINE
4901-20

Frequently Asked Questions

What is NSN 4730-01-190-1001?

NSN 4730-01-190-1001 is a Coupling,pipe, manufactured by Dorman Products, Inc. Dba Dorman, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-190-1001?

NSN 4730-01-190-1001 has 2 cross-referenced part numbers: 490-120 (Dorman Products, Inc. Dba Dorman), 490-120 (Ohio Auto Parts Co).

What NSN replaces 4730-01-190-1001?

There are 4 known substitutes for 4730-01-190-1001: 5355-00-097-9576, 5330-00-286-6815, 5305-00-941-3784 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 490-120?

Key specifications for 490-120: Style Designator: RIGID, SHORT CENTER WRENCHING FACILITY; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Nominal Overall Length: 0.750 INCHES IN; Material: COPPER ALLOY OVERALL. 7 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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