PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

400-B-ALCoupling Half,quick Disconnect

Dvcc, Llc · NSN 4730-00-649-9118 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-649-9118 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-649-9118. Primary manufacturer part number: 400-B-AL.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Material: ALUMINUM ALLOY BODY
  • Quick Disconnect Method: CAM-LOCKING ALL ENDS
  • Surface Treatment: ANODIZE BODY
  • Connection Type: INTERNAL QUICK DISCONNECT ALL ENDS
  • Quick Disconnect Nominal Size: 4.703 INCHES ALL ENDS IN
  • Nominal Thread Size: 4.000 INCHES ALL ENDS IN
  • Connection Style: PLAIN ALL ENDS
Applications
  • Applications requiring Aluminum Alloy Body construction
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-649-9118, 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 Dvcc, Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 5 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
NSN4730-00-649-9118
Primary Part Number400-B-AL
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDvcc, Llc
StatusCANCELLED
MaterialALUMINUM ALLOY BODY
Quick Disconnect MethodCAM-LOCKING ALL ENDS
Surface TreatmentANODIZE BODY
Connection TypeINTERNAL QUICK DISCONNECT ALL ENDS
Quick Disconnect Nominal Size4.703 INCHES ALL ENDS IN
Nominal Thread Size4.000 INCHES ALL ENDS IN
Connection StylePLAIN ALL ENDS
Connection TypeTHREADED EXTERNAL PIPE FIRST FLUID END CONNECTION
Thread Series DesignatorNPT ALL ENDS
Specification/standard Data96906-MS27026 GOVERNMENT STANDARD
Style DesignatorMALE COUPLING HALF
Leg Length1.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-051-3426 INTERCHANGEABLE
Coupling Half,quick Disconnect
5330-00-075-3268 INTERCHANGEABLE
Gasket
4730-00-084-7436 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-088-9285 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-203-1010 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-360-0710 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-410-9530 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-471-3117 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-491-0032 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-873-4551 INTERCHANGEABLE
Coupling Half,quick Disconnect
Cross-Reference Index
Part NumberManufacturer
400-B-AL Dvcc, Llc (USA)
633B-41L Opw Fueling Components Inc. Div Opw Fueling Components (USA)
633-B Opw Fueling Components Inc. Div Opw Fueling Components (USA)
AA59326/7-9-A-1 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MS27026-17 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
633B-41L Dover Resources Inc Dba Opw Engineered Systems (USA)
AA59326VII19 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-59326/7 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
633-B-4IN-AL Dover Resources Inc Dba Opw Engineered Systems (USA)
633-B-4IN-AL Opw Fueling Components Inc. Div Opw Fueling Components (USA)
Related Parts
4730-00-051-3426INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
5330-00-075-3268INTERCHANGEABLE
GASKET
4730-00-084-7436INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-088-9285INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-203-1010INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-360-0710INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-410-9530INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-471-3117INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-491-0032INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-873-4551INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-01-115-5175INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-01-140-0444INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT

Frequently Asked Questions

What is NSN 4730-00-649-9118?

NSN 4730-00-649-9118 is a Coupling Half,quick Disconnect, manufactured by Dvcc, Llc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-649-9118?

NSN 4730-00-649-9118 has 10 cross-referenced part numbers: 400-B-AL (Dvcc, Llc), 633B-41L (Opw Fueling Components Inc. Div Opw Fueling Components), 633-B (Opw Fueling Components Inc. Div Opw Fueling Components), AA59326/7-9-A-1 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), MS27026-17 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 4730-00-649-9118?

There are 12 known substitutes for 4730-00-649-9118: 4730-00-051-3426, 5330-00-075-3268, 4730-00-084-7436 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 400-B-AL?

Key specifications for 400-B-AL: Overall Length: 3.900 INCHES MINIMUM AND 4.000 INCHES MAXIMUM IN; Material: ALUMINUM ALLOY BODY; Quick Disconnect Method: CAM-LOCKING ALL ENDS; Surface Treatment: ANODIZE BODY. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-649-9118 still in active supply?

NSN 4730-00-649-9118 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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