The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-00-354-5413, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 9 manufacturers, 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 | 5310-00-354-5413 |
| Primary Part Number | 74640-4 |
| Item Name | Nut,plain,slotted,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Hardness Rating | 27.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Nut Height | 0.188 INCHES NOMINAL IN |
| Width Across Flats | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 28 |
| Nut Style | SLOTTED, HEXAGON |
| Temp Rating | 450.0 FAHRENHEIT NOMINAL DEGF |
| Thread Class | 3B |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Material | STEEL OVERALL |
| Countersink Angle | 110.0 DEGREES NOMINAL NUT |
| Specification/standard Data | 76301-ST3-404 MANUFACTURERS STANDARD |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Bearing Surface Type | WASHER FACED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ST3M404-4 | Donchar Industries, Inc (USA) |
| DSR04460-1002 | Meggitt Aerospace Limited (GBR) |
| E10079-4 | Harvard Industries Inc (USA) |
| ST3M404-4 | The Boeing Company Div Defense (USA) |
| 74640-4 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 10121318 | Nimikkeistokeskus Ncb Finland (FIN) |
| 74640-4 | Sps Technologies Inc (USA) |
| E10079-4 | Esna, Llc (USA) |
| E10079-4 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M404-4 | Nelson Stud Welding, Inc (USA) |
NSN 5310-00-354-5413 is a Nut,plain,slotted,hexagon, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-354-5413 has 10 cross-referenced part numbers: ST3M404-4 (Donchar Industries, Inc), DSR04460-1002 (Meggitt Aerospace Limited), E10079-4 (Harvard Industries Inc), ST3M404-4 (The Boeing Company Div Defense), 74640-4 (Sps Technologies, Llc Dba PB Fasteners) and 5 more.
There are 2 known substitutes for 5310-00-354-5413: 5905-01-367-7819, 5999-01-513-3883. Verify interchangeability with system specifications before substitution.
Key specifications for 74640-4: Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.250 INCHES IN; Hardness Rating: 27.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF). 17 total characteristics are documented in the Federal Logistics Information System.