PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5150-199Reducer,pipe

Flagg Stanley G & Co Inc Dba Flagg Brass · NSN 4730-01-115-6646 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-115-6646 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-115-6646. Primary manufacturer part number: 5150-199.
Features
  • Reducer,pipe — FSC 4730
  • Nominal Pipe Size Accommodated: 0.750 INCHES SECOND END IN
  • Connection Style: STREAMLINED W/ ONE BRAZING RING (PIPE) FIRST END
  • Connection Type: UNTHREADED INTERNAL PIPE FIRST END
  • Nominal Pipe Size Accommodated: 1.000 INCHES FIRST END IN
  • Reducer Type: CONCENTRIC
  • Furnished Items and Quantity: 2 BRAZING RING
  • Nondefinitive Spec/std Data: 1 FIGURE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Reducer,pipe, cataloged under National Stock Number 4730-01-115-6646, 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 Flagg Stanley G & Co Inc Dba Flagg Brass. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 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
NSN4730-01-115-6646
Primary Part Number5150-199
Item NameReducer,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFlagg Stanley G & Co Inc Dba Flagg Brass
StatusCANCELLED
Nominal Pipe Size Accommodated0.750 INCHES SECOND END IN
Connection StyleSTREAMLINED W/ ONE BRAZING RING (PIPE) FIRST END
Connection TypeUNTHREADED INTERNAL PIPE FIRST END
Nominal Pipe Size Accommodated1.000 INCHES FIRST END IN
Reducer TypeCONCENTRIC
Furnished Items and Quantity2 BRAZING RING
Nondefinitive Spec/std Data1 FIGURE
MaterialCOPPER ALLOY OVERALL
Nominal Overall Length1.562 INCHES IN
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Specification/standard Data81349-MIL-F-1183J GOVERNMENT SPECIFICATION
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
Connection TypeUNTHREADED INTERNAL PIPE SECOND END
Connection StyleSTREAMLINED W/ ONE BRAZING RING (PIPE) SECOND END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
2910-00-524-78625102257 INTERCHANGEABLE
Fuel Pump Drive Fork
Rolls-Royce Solutions America Inc
Cross-Reference Index
Part NumberManufacturer
5150-199 Flagg Stanley G & Co Inc Dba Flagg Brass (USA)
MIL-DTL-1183/8 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CS4730-0121A11GLNQ Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
00699067560215 Flagg Stanley G & Co Inc Dba Flagg Brass (USA)
M1183/8-07A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-F-1183 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
FIG-5150 CODE 199 Flagg Stanley G & Co Inc Dba Flagg Brass (USA)
Related Parts
2910-00-524-7862INTERCHANGEABLE
FUEL PUMP DRIVE FORK
5102257

Frequently Asked Questions

What is NSN 4730-01-115-6646?

NSN 4730-01-115-6646 is a Reducer,pipe, manufactured by Flagg Stanley G & Co Inc Dba Flagg Brass, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-01-115-6646?

NSN 4730-01-115-6646 has 7 cross-referenced part numbers: 5150-199 (Flagg Stanley G & Co Inc Dba Flagg Brass), MIL-DTL-1183/8 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CS4730-0121A11GLNQ (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), 00699067560215 (Flagg Stanley G & Co Inc Dba Flagg Brass), M1183/8-07A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.

What NSN replaces 4730-01-115-6646?

There is 1 known substitute for 4730-01-115-6646: 2910-00-524-7862. Verify interchangeability with system specifications before substitution.

What are the specifications of 5150-199?

Key specifications for 5150-199: Nominal Pipe Size Accommodated: 0.750 INCHES SECOND END IN; Connection Style: STREAMLINED W/ ONE BRAZING RING (PIPE) FIRST END; Connection Type: UNTHREADED INTERNAL PIPE FIRST END; Nominal Pipe Size Accommodated: 1.000 INCHES FIRST END IN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-01-115-6646 still in active supply?

NSN 4730-01-115-6646 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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