The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-783-7015, 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 Lathrom Manufacturing Inc Dba Lathrom Manufacturing Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4730-00-783-7015 |
| Primary Part Number | 36-3919-2 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Lathrom Manufacturing Inc Dba Lathrom Manufacturing Inc |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| First End Thread Class | 3A A |
| First End Thread Quantity Per Inch | 20 |
| First End Thread Length | 0.550 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE |
| Material | STEEL |
| First End Nominal Thread Size | 0.438 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 |
|---|---|
| 36-3919-2 | Lathrom Manufacturing Inc Dba Lathrom Manufacturing Inc (USA) |
| 36-3919-2 | Tect Hypervelocity, Inc. (USA) |
| 36-3919-2 | Advanced Mfg Technologies Inc (USA) |
| 36-3919-2 | Hemmerling Machine and Tool Co (USA) |
| Reference | Meaning |
|---|---|
| 36-3919-2 | 5/2 Secondary reference U.S. Government activity |
| 36-3919-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-00-783-7015 is a Bolt,fluid Passage, manufactured by Lathrom Manufacturing Inc Dba Lathrom Manufacturing Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-783-7015 has 4 manufacturer part numbers on file: 36-3919-2 (Lathrom Manufacturing Inc Dba Lathrom Manufacturing Inc), 36-3919-2 (Tect Hypervelocity, Inc.), 36-3919-2 (Advanced Mfg Technologies Inc), 36-3919-2 (Hemmerling Machine and Tool Co).
Key specifications for 36-3919-2: First End Thread Series Designator: UNF; First End Thread Class: 3A A; First End Thread Quantity Per Inch: 20; First End Thread Length: 0.550 INCHES NOMINAL IN. 7 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.