The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-851-8015, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Esna, Llc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-851-8015 |
| Primary Part Number | 1803-048 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Esna, Llc |
| Status | ACTIVE |
| Nut Style | HEXAGON |
| Thread Series | UNF |
| Thread Quantity Per Inch | 28 |
| Bearing Surface Type | CHAMFERED |
| Nominal Thread Size | 0.250 INCHES IN |
| Surface Treatment | SILVER OVERALL |
| Material Document and Classification | AMS 5640 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Width Across Flats | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Nut Height | 0.328 INCHES MAXIMUM IN |
| Material | STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X OVERALL |
| Thread Class | 3B |
| Precious Material | SILVER |
| Temp Rating | 800.0 FAHRENHEIT NOMINAL DEGF |
| Thread Direction | RIGHT-HAND |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| R416P04 | General Electric Company (USA) |
| 1803-048 | Harvard Industries Inc (USA) |
| 1803-048 PRIMARY | Esna, Llc (USA) |
| R416P04 | General Electric Company (USA) |
| JL1C428 PRIMARY | Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems (USA) |
| 59FH-428 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 5310PL0714183 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| JL1C428 | Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace (USA) |
NSN 5310-00-851-8015 is a Nut,self-Locking,hexagon, manufactured by Esna, Llc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-851-8015 has 8 cross-referenced part numbers: R416P04 (General Electric Company), 1803-048 (Harvard Industries Inc), 1803-048 (Esna, Llc), R416P04 (General Electric Company), JL1C428 (Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems) and 3 more.
There is 1 known substitute for 5310-00-851-8015: 5310-00-059-9265. Verify interchangeability with system specifications before substitution.
Key specifications for 1803-048: Nut Style: HEXAGON; Thread Series: UNF; Thread Quantity Per Inch: 28; Bearing Surface Type: CHAMFERED. 15 total characteristics are documented in the Federal Logistics Information System.