The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-472-9345, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-472-9345 |
| Primary Part Number | 124-4322618 PC 14 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Thread Class | 2A A |
| Thread Series Designator | UNF |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 1.250 INCHES NOMINAL IN |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 2 |
| Material | COPPER ALLOY 510 OVERALL |
| First Diameter From Head | 0.312 INCHES NOMINAL IN |
| Fastener Length | 1.250 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Material Document and Classification | QQ-B-750, COMP A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Quantity Per Inch | 24 |
| Head Diameter | 0.500 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | SLOT |
| Second Diameter From Head | 0.239 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN |
| Head Height | 0.250 INCHES NOMINAL IN |
| Head Style | PAN NO. 2 |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4322618 | Naval Sea Systems Command (USA) |
| 124-4322618 PC 14 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5305-01-472-9345 is a Screw,externally Relieved Body, manufactured by Naval Sea Systems Command, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-472-9345 has 2 cross-referenced part numbers: 4322618 (Naval Sea Systems Command), 124-4322618 PC 14 (Naval Sea Systems Command).
There are 5 known substitutes for 5305-01-472-9345: 5310-01-472-9399, 5342-01-474-8055, 3040-01-474-8097 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 124-4322618 PC 14: Thread Class: 2A A; Thread Series Designator: UNF; Distance From Largest Bearing Surface of Head to End of Second Diameter: 1.250 INCHES NOMINAL IN; Thread Length: 0.500 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.