The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-145-4701, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-145-4701 |
| Primary Part Number | 27956 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| First End Thread Class | 3A A |
| Wrenching Feature Height | 0.238 INCHES NOMINAL IN |
| First Diameter From Wrenching Feature | 0.315 INCHES NOMINAL IN |
| First End Thread Direction | RIGHT-HAND |
| First End Thread Series Designator | UNF |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 0.723 INCHES NOMINAL IN |
| Second End Thread Direction | RIGHT-HAND |
| Material | TITANIUM ALLOY UNS R56400 |
| Cotter Pin Hole Diameter | 0.062 INCHES NOMINAL IN |
| First End Thread Length | 0.625 INCHES NOMINAL IN |
| Second End Thread Class | 3A A |
| First End Style Designator | INVERTED FLARE |
| Wrenching Feature Style | EXTENDED WASHER |
| Second End Nominal Thread Size | 0.250 INCHES IN |
| Second End Thread Series Designator | UNF |
| First End Seat Angle | 15.0 DEGREES NOMINAL |
| Distance From First Radial Hole Center to End of Bolt | 0.585 INCHES NOMINAL IN |
| First End Nominal Thread Size | 0.312 INCHES IN |
| Second End Style Designator | PLAIN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 0.180 INCHES NOMINAL IN |
| Body Style | BODY WRENCHING |
| Second End Thread Length | 0.308 INCHES NOMINAL IN |
| First Radial Fluid Hole Diameter | 0.062 INCHES NOMINAL IN |
| Width Across Flats | 0.500 INCHES NOMINAL IN |
| Distance From Bolt End to Hole Center | 0.562 INCHES NOMINAL IN |
| Material Document and Classification | 81343-AMS6322 ASSN STD 1ST MATERIAL RESPONSE OR AMS 4928 ASSN STD 2ND MATERIAL RESPONSE |
| Extended Washer Diameter | 0.625 INCHES NOMINAL IN |
| Concentric Hole Diameter | 0.078 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 27956 PRIMARY | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
NSN 4730-00-145-4701 is a Bolt,fluid Passage, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-145-4701 has 1 cross-referenced part number: 27956 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
There are 2 known substitutes for 4730-00-145-4701: 3020-00-559-9754, 5950-01-205-4892. Verify interchangeability with system specifications before substitution.
Key specifications for 27956: First End Thread Class: 3A A; Wrenching Feature Height: 0.238 INCHES NOMINAL IN; Overall Length: 1.266 INCHES NOMINAL IN; First Diameter From Wrenching Feature: 0.315 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.