PartsTable TECHNICAL DATA SHEET
NSN 4730-00-775-9706Government record, cited

Nut, Tube Coupling4730-00-775-9706

NSN 4730-00-775-9706 · NIIN 007759706 · Part number SS-302-1
Swagelok Co · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 3T9T9
Government record, cited
NSN 4730-00-775-9706 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-775-9706. Manufacturer of record part number: SS-302-1.
Also searched as  4730-00-775-9706 · 4730007759706 · NIIN 007759706 · 00-775-9706 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 3T9T9 · SS-302-1 · 302-1-316 · SS302-1-316 · 3 BZ-SS
Nearby stock numbers  ·
Features
  • Nut,tube Coupling — FSC 4730
  • Length to Shoulder: 0.250 INCHES NOMINAL IN
  • Width Across Flats: 0.500 INCHES NOMINAL IN
  • Thread Series: UN
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Size: 0.375 INCHES IN
  • Nut Height: 0.469 INCHES NOMINAL IN
  • Nut Style: TUBE COUPLING
Identification
  • NSN: 4730-00-775-9706
  • NIIN: 007759706
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: SS-302-1
  • Manufacturer: Swagelok Co
General Description

The Nut,tube Coupling, cataloged under National Stock Number 4730-00-775-9706, 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 Swagelok Co. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-775-9706
Primary Part NumberSS-302-1
Item NameNut,tube Coupling
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerSwagelok Co
StatusACTIVE
Length to Shoulder0.250 INCHES NOMINAL IN
Width Across Flats0.500 INCHES NOMINAL IN
Thread SeriesUN
Thread DirectionRIGHT-HAND
Nominal Thread Size0.375 INCHES IN
Nut Height0.469 INCHES NOMINAL IN
Nut StyleTUBE COUPLING
Thread Class2B
Thread Quantity Per Inch20
MaterialSTEEL COMP 316 OVERALL
Smallest Inside Diameter0.188 INCHES NOMINAL IN
Nominal Tube Outside Diameter0.188 INCHES IN
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
3 BZ-SS Parker-Hannifin Corporation Div Instrumentation Products Division (USA)
SS-302-1 PRIMARY Swagelok Co (USA)
Reference documents
ReferenceMeaning
302-1-316 5/9 Secondary reference
Swagelok Co
SS302-1-316 5/9 Secondary reference
Swagelok Co
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 4730-00-775-9706?

NSN 4730-00-775-9706 is a Nut,tube Coupling, manufactured by Swagelok Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-00-775-9706?

NSN 4730-00-775-9706 has 2 manufacturer part numbers on file: 3 BZ-SS (Parker-Hannifin Corporation Div Instrumentation Products Division), SS-302-1 (Swagelok Co).

What are the specifications of SS-302-1?

Key specifications for SS-302-1: Length to Shoulder: 0.250 INCHES NOMINAL IN; Width Across Flats: 0.500 INCHES NOMINAL IN; Thread Series: UN; Thread Direction: RIGHT-HAND. 12 specifications are documented in the U.S. Government catalog.

Is NSN 4730-00-775-9706 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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