The Ring,retaining, cataloged under National Stock Number 5325-00-359-0778, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Meritor Heavy Vehicle Systems, Llc. Government technical data includes 9 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-359-0778 |
| Primary Part Number | 1229D1278 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — No Item Name Available |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| Outside Diameter | 0.690 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN |
| Ring Style | WIRE |
| Usage Design | INTERNAL |
| Material | STEEL |
| Major Thickness | 0.080 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | ROUNDED CORNERS |
| Material Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM |
| Casehardening Indicator | NOT CASEHARDENED |
| Inside Diameter | 0.530 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 38305 | Colson Corp the (USA) |
| P-18606 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 1229D1278 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| 1229D1278 | Meritor Industrial Products, Llc (USA) |
| 1229-D-1278 | Zf Industrieantriebe Witten Gmbh (DEU) |
NSN 5325-00-359-0778 is a Ring,retaining, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 5325 (No Item Name Available). Status: active.
NSN 5325-00-359-0778 has 5 cross-referenced part numbers: 38305 (Colson Corp the), P-18606 (Zf Industrieantriebe Witten Gmbh), 1229D1278 (Meritor Heavy Vehicle Systems, Llc), 1229D1278 (Meritor Industrial Products, Llc), 1229-D-1278 (Zf Industrieantriebe Witten Gmbh).
There are 4 known substitutes for 5325-00-359-0778: 5310-00-399-0995, 3040-00-989-0480, 5307-01-075-1028 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1229D1278: Outside Diameter: 0.690 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN; Ring Style: WIRE; Usage Design: INTERNAL; Material: STEEL. 9 total characteristics are documented in the Federal Logistics Information System.