The Nut,self-Locking,cap, cataloged under National Stock Number 5310-00-274-8859, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-274-8859 |
| Primary Part Number | 4804-521530PC7 |
| Item Name | Nut,self-Locking,cap |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Nut Height | 0.844 INCHES NOMINAL IN |
| Bearing Surface Type | CHAMFERED |
| Nominal Thread Size | 0.500 INCHES IN |
| Material | COPPER ALLOY OVERALL EXCEPT INSERT |
| Thread Class | 3B |
| Thread Series | UNF |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Temp Rating | 250.0 FAHRENHEIT NOMINAL DEGF |
| Thread Quantity Per Inch | 20 |
| Nut Style | CAP |
| Thread Direction | RIGHT-HAND |
| Material | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| Width Across Flats | 0.750 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 99K1-080 | Harvard Industries Inc (USA) |
| 4804-521530PC7 PRIMARY | Naval Ship Systems Command (USA) |
| 5456PC7 | Fmc Corp (USA) |
| 4804-521529PC7 PRIMARY | Naval Ship Systems Command (USA) |
| 40046 | Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA) |
| 40046 PRIMARY | Fairbanks Morse, Llc (USA) |
| 5457PC7 | Clow Corp Pump Div (USA) |
| 5456PC7 | Clow Corp Pump Div (USA) |
| 99K1-080 PRIMARY | Esna, Llc (USA) |
| 5457PC7 | Fmc Corp (USA) |
| 40046 PRIMARY | Napco International Llc Dba Napco International Inc (USA) |
| 119066 PRIMARY | Schwitzer Engine Components a Household Intl Co (USA) |
NSN 5310-00-274-8859 is a Nut,self-Locking,cap, manufactured by Naval Ship Systems Command, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-274-8859 has 12 cross-referenced part numbers: 99K1-080 (Harvard Industries Inc), 4804-521530PC7 (Naval Ship Systems Command), 5456PC7 (Fmc Corp), 4804-521529PC7 (Naval Ship Systems Command), 40046 (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine) and 7 more.
There are 8 known substitutes for 5310-00-274-8859: 3110-00-155-6775, 6660-00-670-4846, 6625-00-802-7455 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4804-521530PC7: Nut Height: 0.844 INCHES NOMINAL IN; Bearing Surface Type: CHAMFERED; Nominal Thread Size: 0.500 INCHES IN; Material: COPPER ALLOY OVERALL EXCEPT INSERT. 13 total characteristics are documented in the Federal Logistics Information System.