The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-555-0889, 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 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-555-0889 |
| Primary Part Number | 352892 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| Width Across Flats | 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM IN |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 1.040 INCHES MINIMUM AND 1.100 INCHES MAXIMUM IN |
| Body Style | PLAIN |
| First End Thread Class | 3A A |
| First End Style Designator | PLAIN |
| Concentric Hole Depth | 1.560 INCHES MINIMUM AND 1.600 INCHES MAXIMUM IN |
| Wrenching Feature Height | 0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN |
| First End Thread Length | 0.600 INCHES NOMINAL IN |
| Wrenching Feature Style | HEXAGON |
| Material Document and Classification | AMS 5640 ASSN STD SINGLE MATERIAL RESPONSE |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 1.660 INCHES MINIMUM AND 1.680 INCHES MAXIMUM IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.479 INCHES MINIMUM AND 0.489 INCHES MAXIMUM IN |
| Surface Treatment | SILVER |
| First Radial Fluid Hole Diameter | 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN |
| Distance From First Radial Hole Center to End of Bolt | 1.100 INCHES NOMINAL IN |
| Material | STEEL |
| First Diameter From Wrenching Feature | 0.744 INCHES MINIMUM AND 0.748 INCHES MAXIMUM IN |
| First End Nominal Thread Size | 0.750 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 352892 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 352892 | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 352892 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
NSN 4730-00-555-0889 is a Bolt,fluid Passage, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-555-0889 has 2 manufacturer part numbers on file: 352892 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 352892 (Rtx Corporation Div Pratt & Whitney).
1 possible match (shared part number, not a government interchangeability claim): 8305-01-554-7835. Verify interchangeability with system specifications before substitution.
Key specifications for 352892: First End Thread Series Designator: UNF; Width Across Flats: 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM IN; First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 1.040 INCHES MINIMUM AND 1.100 INCHES MAXIMUM IN. 21 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.
NSN 4730-00-555-0889 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.