The Screw,shoulder, cataloged under National Stock Number 5305-00-639-1223, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, 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 | 5305-00-639-1223 |
| Primary Part Number | SCB77229 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir |
| Status | ACTIVE |
| Internal Drive Style | SLOT |
| Head Diameter | 0.250 INCHES NOMINAL IN |
| Head Style | FLAT CHAMFER |
| Thread Class | 2A A |
| Fastener Length | 1.110 INCHES NOMINAL IN |
| Thread Length | 0.188 INCHES NOMINAL IN |
| Head Height | 0.062 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 36 |
| Material | STEEL COMP 303 OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Shoulder Length | 0.828 INCHES NOMINAL FIRST SHOULDER IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Series Designator | UNS |
| Shoulder Diameter | 0.184 INCHES MINIMUM AND 0.188 INCHES MAXIMUM FIRST SHOULDER IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SMB33847 | Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA) |
| 0611788 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 611788 | Bell and Howell Phillipsburg Co Corporate Offices (USA) |
| SCB77229 PRIMARY | Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA) |
| 311-81 | Federal Div of Victoreen Instrument Co Inc (USA) |
NSN 5305-00-639-1223 is a Screw,shoulder, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-639-1223 has 5 cross-referenced part numbers: SMB33847 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 0611788 (Zf Industrieantriebe Witten Gmbh), 611788 (Bell and Howell Phillipsburg Co Corporate Offices), SCB77229 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 311-81 (Federal Div of Victoreen Instrument Co Inc).
There are 5 known substitutes for 5305-00-639-1223: 5136-00-189-3217, 5940-00-258-2113, 5330-00-718-2081 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for SCB77229: Internal Drive Style: SLOT; Head Diameter: 0.250 INCHES NOMINAL IN; Head Style: FLAT CHAMFER; Thread Class: 2A A. 16 total characteristics are documented in the Federal Logistics Information System.