PartsTable TECHNICAL DATA SHEET
NSN 4730-01-733-0491Government record, cited

Adapter, Straight, Flange to Tube4730-01-733-0491

NSN 4730-01-733-0491 · NIIN 017330491 · Part number PHV8B
Airtac International Group · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE SHNA4
Government record, cited
NSN 4730-01-733-0491 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-733-0491. Manufacturer of record part number: PHV8B.
Also searched as  4730-01-733-0491 · 4730017330491 · NIIN 017330491 · 01-733-0491 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE SHNA4 · PHV8B · XBPHV8B · D014N533
Nearby stock numbers  ·
Features
  • Adapter,straight,flange to Tube — FSC 4730
  • Flange Face Design: PLAIN ALL ENDS
  • Nominal Overall Length: 58.5 MILLIMETERS MM
  • Bolt Hole Nominal Diameter: 4.3 MILLIMETERS ALL ENDS MM
  • Leg Length: 18.5 MILLIMETERS NOMINAL ALL ENDS MM
  • Nominal Outside Diameter: 15.0 MILLIMETERS ALL ENDS MM
  • Center to Center Nominal Distance Between Bolt Holes Along Length: 19.0 MILLIMETERS ALL ENDS MM
  • Media for Which Designed: AIR SINGLE RESPONSE
Identification
  • NSN: 4730-01-733-0491
  • NIIN: 017330491
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: PHV8B
  • Manufacturer: Airtac International Group
General Description

The Adapter,straight,flange to Tube, cataloged under National Stock Number 4730-01-733-0491, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Airtac International Group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-733-0491
Primary Part NumberPHV8B
Item NameAdapter,straight,flange to Tube
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerAirtac International Group
StatusACTIVE
Flange Face DesignPLAIN ALL ENDS
Nominal Overall Length58.5 MILLIMETERS MM
Bolt Hole Nominal Diameter4.3 MILLIMETERS ALL ENDS MM
Leg Length18.5 MILLIMETERS NOMINAL ALL ENDS MM
Nominal Outside Diameter15.0 MILLIMETERS ALL ENDS MM
Center to Center Nominal Distance Between Bolt Holes Along Length19.0 MILLIMETERS ALL ENDS MM
Media for Which DesignedAIR SINGLE RESPONSE
MaterialPLASTIC BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
XBPHV8B Badger Mill Supply Corporation Dba Badger Mill Supply Corp Div Badger Mill Supply Corp. (USA)
PHV8B PRIMARY Airtac International Group (CHN)
Reference documents
ReferenceMeaning
D014N533 7/2 Vendor item drawing reference
Oshkosh Defense Llc
No interchangeability data on file.
Other items in FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895
4730-00-000-1895 · Item name not on file
4730-00-000-4289
4730-00-000-4289 · Item name not on file
4730-00-000-4445
4730-00-000-4445 · Item name not on file
4730-00-000-8373
4730-00-000-8373 · Item name not on file
4730-00-000-8897
4730-00-000-8897 · Item name not on file
4730-00-001-0007
4730-00-001-0007 · Item name not on file
4730-00-001-0008
COUPLING,TUBE
4730-00-001-0008
COUPLING,TUBE

Frequently Asked Questions

What is NSN 4730-01-733-0491?

NSN 4730-01-733-0491 is a Adapter,straight,flange to Tube, manufactured by Airtac International Group, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-733-0491?

NSN 4730-01-733-0491 has 2 manufacturer part numbers on file: XBPHV8B (Badger Mill Supply Corporation Dba Badger Mill Supply Corp Div Badger Mill Supply Corp.), PHV8B (Airtac International Group).

What are the specifications of PHV8B?

Key specifications for PHV8B: Flange Face Design: PLAIN ALL ENDS; Nominal Overall Length: 58.5 MILLIMETERS MM; Bolt Hole Nominal Diameter: 4.3 MILLIMETERS ALL ENDS MM; Leg Length: 18.5 MILLIMETERS NOMINAL ALL ENDS MM. 8 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-733-0491 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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