The Plug,adjusting,ball Stud, cataloged under National Stock Number 2530-00-368-4821, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Kalmar AC Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-368-4821 |
| Primary Part Number | 74981978-5 |
| Item Name | Plug,adjusting,ball Stud |
| FSC / FSG | 2530 / 25 — No Item Name Available |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| Ball Seat End Characteristic | FLAT |
| Thread Direction | RIGHT-HAND |
| Slot Width | 0.187 INCHES NOMINAL IN |
| Thread Size and Series/type Designator | 1-5/16-16 UN |
| Material | STEEL |
| Lubrication Fitting Threaded Hole | NOT INCLUDED |
| Slot Depth | 0.312 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 218K2 | Diamond Reo Truck Co (USA) |
| 914144 | Sasco Inc Canadian Div |
| 4981978-2 | Kalmar AC Inc (USA) |
| S-1679 | Columbus Auto Parts Co (USA) |
| 5323178 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 4981978 | Kalmar AC Inc (USA) |
| 74981978-5 PRIMARY | Kalmar AC Inc (USA) |
NSN 2530-00-368-4821 is a Plug,adjusting,ball Stud, manufactured by Kalmar AC Inc, classified under FSC 2530 (No Item Name Available). Status: active.
NSN 2530-00-368-4821 has 7 cross-referenced part numbers: 218K2 (Diamond Reo Truck Co), 914144 (Sasco Inc Canadian Div), 4981978-2 (Kalmar AC Inc), S-1679 (Columbus Auto Parts Co), 5323178 (U S Army Tank Automotive Command Amsta-Im-Mm) and 2 more.
There are 3 known substitutes for 2530-00-368-4821: 5325-00-171-7670, 4320-01-052-2814, 5305-01-582-5587. Verify interchangeability with system specifications before substitution.
Key specifications for 74981978-5: Ball Seat End Characteristic: FLAT; Thread Direction: RIGHT-HAND; Slot Width: 0.187 INCHES NOMINAL IN; Thread Size and Series/type Designator: 1-5/16-16 UN. 9 total characteristics are documented in the Federal Logistics Information System.