The Ball Joint, cataloged under National Stock Number 3040-00-822-2903, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Mack Trucks Inc Parts Opn. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3040-00-822-2903 |
| Primary Part Number | 10AC172 |
| Item Name | Ball Joint |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Mack Trucks Inc Parts Opn |
| Status | CANCELLED |
| Height | 1.031 INCHES NOMINAL IN |
| Socket End Thread Size and Series/type Designator | 1/4-28 UNF |
| Socket End Connection Thread Provision | THREADED |
| Socket End Thread Direction | RIGHT |
| Ball End Thread Location | EXTERNAL |
| Material | STEEL |
| Socket End Thread Location | INTERNAL |
| Ball End Thread Size and Series/type Designator | 1/4-28 UNF |
| Ball End Connection Thread Provision | THREADED |
| Ball End Thread Direction | RIGHT |
| Style Designator | SINGLE, RIGHT ANGLE, OPEN |
| Length | 1.375 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 3040-00-822-2903 is a Ball Joint, manufactured by Mack Trucks Inc Parts Opn, classified under FSC 3040 (No Item Name Available). Status: cancelled.
NSN 3040-00-822-2903 has 5 cross-referenced part numbers: 10AC172 (Mack Trucks Inc Parts Opn), 748236 (L3harris Cincinnati Electronics Corporation), B-107 (Tourek J J Mfg Co), 7330634 (U S Army Tank Automotive Command Amsta-Im-Mm), LA-780-3 (Pettibone Llc).
There are 9 known substitutes for 3040-00-822-2903: 3110-00-142-6288, 5945-00-222-4736, 2990-00-392-4623 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 10AC172: Height: 1.031 INCHES NOMINAL IN; Socket End Thread Size and Series/type Designator: 1/4-28 UNF; Socket End Connection Thread Provision: THREADED; Special Features: ADJUSTABLE;SPRING-INCL.;LGTH TO JOINT 1.000 IN.;BALL END THD LGTH 0.562 IN.;SURFACE TREAT.-CADMIUM PLATED IN. 13 total characteristics are documented in the Federal Logistics Information System.
NSN 3040-00-822-2903 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.