The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-042-6883, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dresser, Llc. 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-042-6883 |
| Primary Part Number | 28308 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Dresser, Llc |
| Status | ACTIVE |
| Thread Length | 1.250 INCHES MINIMUM AND 1.438 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Material | STEEL COMP 303 OVERALL |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Fastener Length | 4.500 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Quantity Per Inch | 13 |
| Head Style | HEXAGON |
| Head Height | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Thread Class | 2A A |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 28308 | Dresser, Llc (USA) |
| FFS85TYPE2STYLE10P | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| MS35307-425 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5305-00-042-6883 is a Screw,cap,hexagon Head, manufactured by Dresser, Llc, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-042-6883 has 3 cross-referenced part numbers: 28308 (Dresser, Llc), FFS85TYPE2STYLE10P (Federal Specifications Promulgated by General Services Administration Washington DC), MS35307-425 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There are 4 known substitutes for 5305-00-042-6883: 5305-00-106-6033, 5360-00-352-1885, 5340-01-602-4950 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 28308: Thread Length: 1.250 INCHES MINIMUM AND 1.438 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND; Width Between Flats: 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Material: STEEL COMP 303 OVERALL. 13 total characteristics are documented in the Federal Logistics Information System.