PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FM6906Coupling Half,quick Disconnect

Foster Bros Mfg Co · NSN 4730-00-249-5450 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-249-5450 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-249-5450. Primary manufacturer part number: FM6906.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Material: COPPER ALLOY BODY
  • Nominal Inside Diameter Hose Accommodated: 0.750 INCHES ALL ENDS IN
  • Connection Type: INTERNAL QUICK DISCONNECT ALL ENDS
  • Quick Disconnect Method: PUSH-PULL ALL ENDS
  • Style Designator: MALE COUPLING HALF
  • Connection Style: BARBED OR SERRATED END ALL ENDS
  • Features Provided: SELF-SEALING
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-249-5450, 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 Foster Bros Mfg Co. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-249-5450
Primary Part NumberFM6906
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFoster Bros Mfg Co
StatusACTIVE
MaterialCOPPER ALLOY BODY
Nominal Inside Diameter Hose Accommodated0.750 INCHES ALL ENDS IN
Connection TypeINTERNAL QUICK DISCONNECT ALL ENDS
Quick Disconnect MethodPUSH-PULL ALL ENDS
Style DesignatorMALE COUPLING HALF
Connection StyleBARBED OR SERRATED END ALL ENDS
Features ProvidedSELF-SEALING
Connection TypeUNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4730-00-608-25896900 INTERCHANGEABLE
Coupling Half,quick Disconnect
Tuthill Corp Hansen Coupling Div
Cross-Reference Index
Part NumberManufacturer
FM6906 PRIMARY Foster Bros Mfg Co (USA)
Related Parts
4730-00-608-2589INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
6900

Frequently Asked Questions

What is NSN 4730-00-249-5450?

NSN 4730-00-249-5450 is a Coupling Half,quick Disconnect, manufactured by Foster Bros Mfg Co, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-249-5450?

NSN 4730-00-249-5450 has 1 cross-referenced part number: FM6906 (Foster Bros Mfg Co).

What NSN replaces 4730-00-249-5450?

There is 1 known substitute for 4730-00-249-5450: 4730-00-608-2589. Verify interchangeability with system specifications before substitution.

What are the specifications of FM6906?

Key specifications for FM6906: Material: COPPER ALLOY BODY; Nominal Inside Diameter Hose Accommodated: 0.750 INCHES ALL ENDS IN; Connection Type: INTERNAL QUICK DISCONNECT ALL ENDS; Quick Disconnect Method: PUSH-PULL ALL ENDS. 8 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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