The Bolt,ribbed Shoulder, cataloged under National Stock Number 5306-00-785-0845, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 21 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-785-0845 |
| Primary Part Number | 4887 |
| Item Name | Bolt,ribbed Shoulder |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Head Style | FLAT CHAMFER |
| Head Height | 0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN |
| Head Diameter | 0.812 INCHES NOMINAL IN |
| Fastener Length | 1.625 INCHES MINIMUM AND 1.656 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Length | 1.125 INCHES MINIMUM IN |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Series Designator | UNF |
| Rib Quantity | 39 |
| Material | STEEL COMP 1020 OVERALL |
| Rib Major Diameter | 0.613 INCHES MINIMUM AND 0.618 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.594 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Length | 0.062 INCHES NOMINAL FIRST SHOULDER IN |
| Distance From Largest Diameter of Bearing Surface of Head to Ribs | 0.062 INCHES NOMINAL IN |
| Features Provided | CASEHARDENED |
| Rib Length | 0.294 INCHES MINIMUM AND 0.304 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 20 |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Shoulder Shape | RIBBED FIRST SHOULDER |
| Minimum Tensile Strength | 110000 POUNDS PER SQUARE INCH LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4887 PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 5306-00-785-0845 is a Bolt,ribbed Shoulder, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-785-0845 has 1 cross-referenced part number: 4887 (Naval Inventory Control Point Mechanicsburg).
There are 9 known substitutes for 5306-00-785-0845: 5307-00-274-1416, 5330-00-363-0349, 5360-00-446-3377 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4887: Thread Direction: RIGHT-HAND; Head Style: FLAT CHAMFER; Head Height: 0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN; Head Diameter: 0.812 INCHES NOMINAL IN. 22 total characteristics are documented in the Federal Logistics Information System.