The Screw,machine, cataloged under National Stock Number 5305-00-015-7788, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 14 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-015-7788 |
| Primary Part Number | 157788 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| Thread Quantity Per Inch | 18 |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Screw Material Document and Classification | QQ-S-633 FED SPEC ALL MATERIAL RESPONSES |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Screw Material | STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Head Height | 0.162 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN |
| Thread Length | 1.500 INCHES NOMINAL IN |
| Screw Surface Treatment | CADMIUM OR ZINC |
| Fastener Length | 1.500 INCHES NOMINAL IN |
| Head Diameter | 0.666 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Class | 2A A |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5305-00-015-7788 is a Screw,machine, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-015-7788 has 3 cross-referenced part numbers: 157788 (General Motors Llc Dba General Motors Llc), 157788 (General Motors Corp), 157788 (Diamond Reo Truck Co).
There is 1 known substitute for 5305-00-015-7788: 3455-00-499-5270. Verify interchangeability with system specifications before substitution.
Key specifications for 157788: Thread Quantity Per Inch: 18; Nominal Thread Diameter: 0.312 INCHES IN; Screw Material Document and Classification: QQ-S-633 FED SPEC ALL MATERIAL RESPONSES; Internal Drive Style: CROSS RECESS TYPE 1. 14 total characteristics are documented in the Federal Logistics Information System.