The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-460-5325, 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 West Coast Aerospace Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-460-5325 |
| Primary Part Number | 6-57635 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | West Coast Aerospace Inc |
| Status | ACTIVE |
| Width Across Flats | 0.938 INCHES NOMINAL IN |
| Body Style | SHOULDER |
| First End Style Designator | FLARED |
| Wrenching Feature Style | HEXAGON |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Material | STEEL COMP 4140 |
| 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 |
|---|---|
| 6-57635 | West Coast Aerospace Inc (USA) |
| 6-57635 | Howmet Global Fastening Systems Inc (USA) |
| 6-57635 | Advanced Cnc Manufacturing, Inc. Dba Advanced Cnc Manufacturing Inc (USA) |
| 6-57635 | Howmet Global Fastening Systems Inc Div Assembly Tooling Division (USA) |
| 6-57635 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 6-57635 | Butt Fareed Ahmad Dba Precision Machining Co Div Precision Machining Company (USA) |
| 6-57635 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| 6-57635 | West Coast Aerospace, Inc. (USA) |
| 6-57635 | Heartland Precision Fasteners Inc (USA) |
| 6-57635 | Ramm Defense Products, Inc. Dba Ramm Defense Products (USA) |
| 6-57635 | The Boeing Company Div Services (USA) |
| 6-57635 | Lfc Industries, Inc. (USA) |
| 6-57635 | Preci-Manufacturing, Incorporated (USA) |
| 6-57635 | A & S Skill Machinists, Inc. Dba a & S Skill Machinist Inc (USA) |
| Reference | Meaning |
|---|---|
| 6-57635 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-460-5325 is a Bolt,fluid Passage, manufactured by West Coast Aerospace Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-460-5325 has 14 manufacturer part numbers on file: 6-57635 (West Coast Aerospace Inc), 6-57635 (Howmet Global Fastening Systems Inc), 6-57635 (Advanced Cnc Manufacturing, Inc. Dba Advanced Cnc Manufacturing Inc), 6-57635 (Howmet Global Fastening Systems Inc Div Assembly Tooling Division), 6-57635 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 9 more.
Key specifications for 6-57635: Width Across Flats: 0.938 INCHES NOMINAL IN; Body Style: SHOULDER; First End Style Designator: FLARED; Wrenching Feature Style: HEXAGON. 6 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.