PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

631-32DElbow,swivel Flange to Hose

Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division · NSN 4730-01-319-7577 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-319-7577 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-319-7577. Primary manufacturer part number: 631-32D.
Features
  • Elbow,swivel Flange to Hose — FSC 4730
  • Connection Type: THREADED EXTERNAL HOSE GRIPPING SECOND END
  • Material Document and Classification: QQ-A-225/6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/8 FED SPEC 2ND MATERIAL RESPONSE OVERALL
  • Leg Length: 2.062 INCHES NOMINAL SECOND END IN
  • Nominal Outside Diameter: 3.953 INCHES FIRST END IN
  • Specification/standard Data: 81349--83798/9-32 GOVERNMENT SPECIFICATION
  • Flange Face Design: PLAIN SWIVEL FIRST END
  • Leg Length: 4.210 INCHES NOMINAL FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Aluminum Alloy 2014 Flange construction
General Description

The Elbow,swivel Flange to Hose, cataloged under National Stock Number 4730-01-319-7577, 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 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-319-7577
Primary Part Number631-32D
Item NameElbow,swivel Flange to Hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerParker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
StatusACTIVE
Connection TypeTHREADED EXTERNAL HOSE GRIPPING SECOND END
Material Document and ClassificationQQ-A-225/6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/8 FED SPEC 2ND MATERIAL RESPONSE OVERALL
Leg Length2.062 INCHES NOMINAL SECOND END IN
Nominal Outside Diameter3.953 INCHES FIRST END IN
Specification/standard Data81349--83798/9-32 GOVERNMENT SPECIFICATION
Flange Face DesignPLAIN SWIVEL FIRST END
Leg Length4.210 INCHES NOMINAL FIRST END IN
MaterialALUMINUM ALLOY 2014 FLANGE
Nominal Outside Diameter Hose Accommodated2.094 INCHES SECOND END IN
Connection StyleGRIPPING NIPPLE (NOSE) SECOND END
Material Document and ClassificationQQ-A-367 FED SPEC SINGLE MATERIAL RESPONSE FLANGE
Nominal Inside Diameter Hose Accommodated1.781 INCHES SECOND END IN
Flow Angle90.0 DEGREES
MaterialALUMINUM ALLOY 2014 OR ALUMINUM ALLOY 6061 OVERALL
Connection TypeFLANGE FIRST END
Flange ShapeROUND FIRST END
Nominal Thickness0.359 INCHES FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4730-00-555-3749 INTERCHANGEABLE
Elbow,swivel Flange to Hose
4930-01-022-7901P2056-03-200 INTERCHANGEABLE
Nozzle,fuel and Oil Servicing
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
4730-01-078-8600 INTERCHANGEABLE
Elbow,swivel Flange to Hose
4930-01-086-679911611857-5 INTERCHANGEABLE
Protector Ring Nozz
U S Army Tank Automotive Command Amsta-Im-Mm
4730-01-097-2832 INTERCHANGEABLE
Elbow,swivel Flange to Hose
4730-01-124-9355 INTERCHANGEABLE
Elbow,swivel Flange to Hose
4730-01-386-3360 INTERCHANGEABLE
Elbow,swivel Flange to Hose
Cross-Reference Index
Part NumberManufacturer
631-32D Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
8890-32D Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
685-32D Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
MIL-N-87963 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M83798/9-32 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-83798/9 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4730-00-555-3749INTERCHANGEABLE
ELBOW,SWIVEL FLANGE TO HOSE
4930-01-022-7901INTERCHANGEABLE
NOZZLE,FUEL AND OIL SERVICING
P2056-03-200
4730-01-078-8600INTERCHANGEABLE
ELBOW,SWIVEL FLANGE TO HOSE
4930-01-086-6799INTERCHANGEABLE
PROTECTOR RING NOZZ
11611857-5
4730-01-097-2832INTERCHANGEABLE
ELBOW,SWIVEL FLANGE TO HOSE
4730-01-124-9355INTERCHANGEABLE
ELBOW,SWIVEL FLANGE TO HOSE
4730-01-386-3360INTERCHANGEABLE
ELBOW,SWIVEL FLANGE TO HOSE

Frequently Asked Questions

What is NSN 4730-01-319-7577?

NSN 4730-01-319-7577 is a Elbow,swivel Flange to Hose, manufactured by Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-319-7577?

NSN 4730-01-319-7577 has 6 cross-referenced part numbers: 631-32D (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), 8890-32D (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), 685-32D (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), MIL-N-87963 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M83798/9-32 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.

What NSN replaces 4730-01-319-7577?

There are 7 known substitutes for 4730-01-319-7577: 4730-00-555-3749, 4930-01-022-7901, 4730-01-078-8600 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 631-32D?

Key specifications for 631-32D: Connection Type: THREADED EXTERNAL HOSE GRIPPING SECOND END; Material Document and Classification: QQ-A-225/6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/8 FED SPEC 2ND MATERIAL RESPONSE OVERALL; Leg Length: 2.062 INCHES NOMINAL SECOND END IN; Nominal Outside Diameter: 3.953 INCHES FIRST END IN. 17 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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