The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-308-6364, 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 Volumatic Inc Dba Volumatic Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4730-00-308-6364 |
| Primary Part Number | 6-57636 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Volumatic Inc Dba Volumatic Inc |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| First End Thread Direction | RIGHT-HAND |
| First End Thread Class | 3A A |
| First End Thread Quantity Per Inch | 20 |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM |
| First End Thread Length | 0.370 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 | 0.500 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6-57636 | Volumatic Inc Dba Volumatic Inc (USA) |
| 6-57636 | D-J Engineering Inc Dba D-J Engineering Inc (USA) |
| 6-57636 | C. E. Machine Co., Inc. (USA) |
| 6-57636 | Harlow Aerostructures, Llc (USA) |
| 6-57636 | Tect Hypervelocity, Inc. (USA) |
| 6-57636 | Camnetics Manufacturing Corporation (USA) |
| 6-57636 | Nordam Group Llc, the Div Nordam (USA) |
| 6-57636 | Aero Components, Llc (USA) |
| 6-57636 | Infinity Fabrication, Inc. (USA) |
| 6-57636 | Malones Cnc Machining Inc (USA) |
| 6-57636 | Pro-Fab, Llc (USA) |
| Reference | Meaning |
|---|---|
| 6-57636 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-00-308-6364 is a Bolt,fluid Passage, manufactured by Volumatic Inc Dba Volumatic Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-308-6364 has 11 manufacturer part numbers on file: 6-57636 (Volumatic Inc Dba Volumatic Inc), 6-57636 (D-J Engineering Inc Dba D-J Engineering Inc), 6-57636 (C. E. Machine Co., Inc.), 6-57636 (Harlow Aerostructures, Llc), 6-57636 (Tect Hypervelocity, Inc.) and 6 more.
Key specifications for 6-57636: First End Thread Series Designator: UNF; First End Thread Direction: RIGHT-HAND; First End Thread Class: 3A A; First End Thread Quantity Per Inch: 20. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.