The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-275-5609, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-275-5609 |
| Primary Part Number | 188091 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | CANCELLED |
| Material | STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X OVERALL |
| Nominal Thread Size | 0.190 INCHES IN |
| Thread Quantity Per Inch | 32 |
| Thread Series | UNF |
| Nut Height | 0.155 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN |
| Thread Class | 3B |
| Width Across Flats | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Nut Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Material Document and Classification | AMS 5640 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Bearing Surface Type | WASHER FACED |
| Countersink Angle | 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM NUT |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 188091 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 188091 | General Alloys Co (USA) |
| 188091 | Comet Mfg Co Inc (USA) |
| 00444 | Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA) |
| 188091 | Engelhard Corp Specialty Div (USA) |
NSN 5310-00-275-5609 is a Nut,plain,hexagon, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-275-5609 has 5 cross-referenced part numbers: 188091 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 188091 (General Alloys Co), 188091 (Comet Mfg Co Inc), 00444 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 188091 (Engelhard Corp Specialty Div).
There are 3 known substitutes for 5310-00-275-5609: 6520-00-063-9387, 4130-01-460-6577, 9310-01-607-9385. Verify interchangeability with system specifications before substitution.
Key specifications for 188091: Material: STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X OVERALL; Nominal Thread Size: 0.190 INCHES IN; Thread Quantity Per Inch: 32; Thread Series: UNF. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-275-5609 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.