4730-00-306-9836 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Bolt,fluid Passage — FSC 4730
First End Thread Series Designator: UNF
First End Thread Direction: RIGHT-HAND
First End Thread Class: 3A A
First End Thread Quantity Per Inch: 16
Hardness Rating: 36.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM
First End Thread Length: 0.440 INCHES NOMINAL IN
Material Document and Classification: MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE
Identification
NSN: 4730-00-306-9836
NIIN: 003069836
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
General Description
The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-306-9836, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
36.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM
First End Thread Length
0.440 INCHES NOMINAL IN
Material Document and Classification
MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE
Surface Treatment
SILVER
Material
STEEL COMP 4140 OR STEEL COMP 8740
First End Nominal Thread Size
0.750 INCHES IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
6-66645
3/2Design control — primary reference
U.S. Government activity
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 4730-00-306-9836?
NSN 4730-00-306-9836 is a Bolt,fluid Passage, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What are the specifications of 4730-00-306-9836?
Key specifications for 4730-00-306-9836: First End Thread Series Designator: UNF; First End Thread Direction: RIGHT-HAND; First End Thread Class: 3A A; First End Thread Quantity Per Inch: 16. 10 specifications are documented in the U.S. Government catalog.
Is NSN 4730-00-306-9836 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.