PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

634A-.75ALPlug,quick Disconnect

Dover Resources Inc Dba Opw Engineered Systems · NSN 4730-01-212-5809 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-212-5809 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-212-5809. Primary manufacturer part number: 634A-.75AL.
Features
  • Plug,quick Disconnect — FSC 4730
  • Material: ALUMINUM ALLOY BODY
  • Surface Treatment Document and Classification: MIL-A-8625,TY2 CL1 MIL SPEC SINGLE TREATMENT RESPONSE BODY
  • Material Document and Classification: QQ-A-601,T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-601,T5 FED SPEC 2ND MATERIAL RESPONSE BODY
  • Surface Treatment: ANODIZE BODY
  • Quick Disconnect Method: CAM-LOCKING
  • Quick Disconnect Nominal Size: 0.750 INCHES IN
  • 11 verified cross-references
Applications
  • Applications requiring Aluminum Alloy Body construction
General Description

The Plug,quick Disconnect, cataloged under National Stock Number 4730-01-212-5809, 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 Dover Resources Inc Dba Opw Engineered Systems. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 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: Active.

Technical Specifications
ParameterValue
NSN4730-01-212-5809
Primary Part Number634A-.75AL
Item NamePlug,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDover Resources Inc Dba Opw Engineered Systems
StatusACTIVE
MaterialALUMINUM ALLOY BODY
Surface Treatment Document and ClassificationMIL-A-8625,TY2 CL1 MIL SPEC SINGLE TREATMENT RESPONSE BODY
Material Document and ClassificationQQ-A-601,T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-601,T5 FED SPEC 2ND MATERIAL RESPONSE BODY
Surface TreatmentANODIZE BODY
Quick Disconnect MethodCAM-LOCKING
Quick Disconnect Nominal Size0.750 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-064-4434 INTERCHANGEABLE
Plug,quick Disconnect
4730-00-360-0715 INTERCHANGEABLE
Plug,quick Disconnect
4730-00-640-6188 INTERCHANGEABLE
Plug,quick Disconnect
4730-00-823-5316 INTERCHANGEABLE
Plug,quick Disconnect
4730-00-915-5127 INTERCHANGEABLE
Plug,quick Disconnect
4730-00-929-0790 INTERCHANGEABLE
Plug,quick Disconnect
4730-01-020-2078 INTERCHANGEABLE
Plug,quick Disconnect
4730-01-036-7498 INTERCHANGEABLE
Plug,quick Disconnect
4730-01-078-9945 INTERCHANGEABLE
Plug,quick Disconnect
4730-01-080-1899 INTERCHANGEABLE
Plug,quick Disconnect
Cross-Reference Index
Part NumberManufacturer
634A-.75AL Dover Resources Inc Dba Opw Engineered Systems (USA)
634A-3/4AL Opw Fueling Components Inc. Div Opw Fueling Components (USA)
AA59326X12 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AA59326/11-2-A Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
634A3-4IN AL Opw Fueling Components Inc. Div Opw Fueling Components (USA)
MS27029-3 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
634A3-4IN AL Dover Resources Inc Dba Opw Engineered Systems (USA)
634A-3/4AL Dover Resources Inc Dba Opw Engineered Systems (USA)
75-DP-AL Dvcc, Llc (USA)
634A-.75AL Opw Fueling Components Inc. Div Opw Fueling Components (USA)
A-A-59326/11 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
4730-00-064-4434INTERCHANGEABLE
PLUG,QUICK DISCONNECT
4730-00-360-0715INTERCHANGEABLE
PLUG,QUICK DISCONNECT
4730-00-640-6188INTERCHANGEABLE
PLUG,QUICK DISCONNECT
4730-00-823-5316INTERCHANGEABLE
PLUG,QUICK DISCONNECT
4730-00-915-5127INTERCHANGEABLE
PLUG,QUICK DISCONNECT
4730-00-929-0790INTERCHANGEABLE
PLUG,QUICK DISCONNECT
4730-01-020-2078INTERCHANGEABLE
PLUG,QUICK DISCONNECT
4730-01-036-7498INTERCHANGEABLE
PLUG,QUICK DISCONNECT
4730-01-078-9945INTERCHANGEABLE
PLUG,QUICK DISCONNECT
4730-01-080-1899INTERCHANGEABLE
PLUG,QUICK DISCONNECT
4730-01-254-0217INTERCHANGEABLE
PLUG,QUICK DISCONNECT
4730-01-310-7823INTERCHANGEABLE
PLUG,QUICK DISCONNECT

Frequently Asked Questions

What is NSN 4730-01-212-5809?

NSN 4730-01-212-5809 is a Plug,quick Disconnect, manufactured by Dover Resources Inc Dba Opw Engineered Systems, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-212-5809?

NSN 4730-01-212-5809 has 11 cross-referenced part numbers: 634A-.75AL (Dover Resources Inc Dba Opw Engineered Systems), 634A-3/4AL (Opw Fueling Components Inc. Div Opw Fueling Components), AA59326X12 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA59326/11-2-A (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 634A3-4IN AL (Opw Fueling Components Inc. Div Opw Fueling Components) and 6 more.

What NSN replaces 4730-01-212-5809?

There are 12 known substitutes for 4730-01-212-5809: 4730-00-064-4434, 4730-00-360-0715, 4730-00-640-6188 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 634A-.75AL?

Key specifications for 634A-.75AL: Material: ALUMINUM ALLOY BODY; Surface Treatment Document and Classification: MIL-A-8625,TY2 CL1 MIL SPEC SINGLE TREATMENT RESPONSE BODY; Material Document and Classification: QQ-A-601,T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-601,T5 FED SPEC 2ND MATERIAL RESPONSE BODY; Surface Treatment: ANODIZE BODY. 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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