| Item Name | Ring Retaining |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 01-087-2978 (010872978) |
| NCB Code | USA (01) |
| Manufacturer | Triumph Group Operations Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | ROUND |
| AARX | INSIDE DIAMETER | 0.433 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 0.465 INCHES MINIMUM AND 0.470 INCHES MAXIMUM |
| ABQK | END STYLE | VERTEX CENTER OR ABOVE |
| ACXD | RING STYLE | STRAIGHT GAP |
| AJRB | MATERIAL DIAMETER | 0.030 INCHES MINIMUM AND 0.032 INCHES MAXIMUM |
| ALBY | USAGE DESIGN | EXTERNAL OR INTERNAL |
| MATT | MATERIAL | STEEL COMP 302 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-423,302 FED SPEC SINGLE MATERIAL RESPONSE |
| SFTT | SURFACE TREATMENT | PASSIVATE |
| Components Related to NSN - 5325-01-087-2978, 5325010872978 | ||||
| 5305-00-058-8627 (5305000588627) | 5305-01-464-0977 (5305014640977) | 5310-01-004-6958 (5310010046958) | 5315-01-470-7865 (5315014707865) | |
| 5340-00-015-2268 (5340000152268) | 5305-00-841-3941 (5305008413941) | 5320-00-205-9596 (5320002059596) | 5340-01-656-4589 (5340016564589) | |
| 5330-00-947-5111 (5330009475111) | 5365-01-569-6583 (5365015696583) | 5340-01-514-2291 (5340015142291) | 5315-01-532-4171 (5315015324171) | |
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