The Screw,shoulder, cataloged under National Stock Number 5305-01-006-8988, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Carr Lane Manufacturing Co. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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 | 5305-01-006-8988 |
| Primary Part Number | CL-14-SS |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Carr Lane Manufacturing Co |
| Status | ACTIVE |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Shoulder Length | 0.500 INCHES NOMINAL FIRST SHOULDER IN |
| Internal Drive Style | HEXAGON |
| Head Diameter | 0.543 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Head Height | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment | OXIDE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 1213 OVERALL |
| Head Style | FLAT CHAMFER |
| Width Across Flats | 0.188 INCHES NOMINAL IN |
| Shoulder Diameter | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM FIRST SHOULDER IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| CL-14-SS PRIMARY | Carr Lane Manufacturing Co (USA) |
NSN 5305-01-006-8988 is a Screw,shoulder, manufactured by Carr Lane Manufacturing Co, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-006-8988 has 1 cross-referenced part number: CL-14-SS (Carr Lane Manufacturing Co).
There is 1 known substitute for 5305-01-006-8988: 5340-01-682-4187. Verify interchangeability with system specifications before substitution.
Key specifications for CL-14-SS: Nominal Thread Diameter: 0.312 INCHES IN; Shoulder Shape: ROUND FIRST SHOULDER; Thread Length: 0.500 INCHES NOMINAL IN; Shoulder Length: 0.500 INCHES NOMINAL FIRST SHOULDER IN. 18 total characteristics are documented in the Federal Logistics Information System.