The Screw,machine, cataloged under National Stock Number 5305-01-103-3985, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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 | 5305-01-103-3985 |
| Primary Part Number | 2-56X1-8 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners |
| Status | ACTIVE |
| Head Diameter | 0.124 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Length | 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Fastener Length | 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Screw Material | PLASTIC POLYAMIDE NYLON |
| Screw Material Document and Classification | MIL-P-17091 MIL SPEC SINGLE MATERIAL RESPONSE |
| Thread Quantity Per Inch | 56 |
| Thread Class | 2A A |
| Head Height | 0.066 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Style | FILLISTER |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Internal Drive Style | SLOT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2-56X1-8 | Gries Dynacast Co Div of Coats and Clark Inc (USA) |
| 2-56X1-8 PRIMARY | All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners (USA) |
| C320010003 PRIMARY | Kearfott Corporation Div Guidance and Navigation Division (USA) |
NSN 5305-01-103-3985 is a Screw,machine, manufactured by All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-103-3985 has 3 cross-referenced part numbers: 2-56X1-8 (Gries Dynacast Co Div of Coats and Clark Inc), 2-56X1-8 (All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners), C320010003 (Kearfott Corporation Div Guidance and Navigation Division).
There are 2 known substitutes for 5305-01-103-3985: 5305-00-151-3555, 5305-00-591-3311. Verify interchangeability with system specifications before substitution.
Key specifications for 2-56X1-8: Head Diameter: 0.124 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND; Thread Length: 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Fastener Length: 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN. 13 total characteristics are documented in the Federal Logistics Information System.