| Item Name | Ring Retaining |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 01-186-1788 (011861788) |
| NCB Code | USA (01) |
| Manufacturer | Military Specifications, Spirolox Inc, Smalley Steel Ring Co |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| M2742640121D | military specifications | ring retaining | 81349 | RFQ |
| MIL-DTL-27426 | military specifications | ring retaining | 81349 | RFQ |
| MIL-DTL-27426/4 | military specifications | ring retaining | 81349 | RFQ |
| RRN-145-SP | spirolox inc | ring retaining | 80756 | RFQ |
| WHM-145-S02-PA | smalley steel ring co | ring retaining | 51814 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ALME | MATERIAL HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 51.5 ROCKWELL C MAXIMUM |
| SURF | SURFACE TREATMENT | PASSIVATED, QQ-P-35 |
| AWQD | STRENGTH RATING | NOT RATED |
| SR-1 | MANUFACTURERS CODE | 81349 |
| ABMC | MAJOR THICKNESS | 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM |
| ACXD | RING STYLE | SPECIAL FLAT |
| SR-1 | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-DTL-27426 |
| MATL | MATERIAL | STEEL, SAE 302 OR STEEL, AISI 302 OR STEEL, MIL-S-5059, TYPE 302 OR STEEL, AMS 5688 |
| SR-1 | SPEC/STD CONTROLLING DATA | |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
| AARX | INSIDE DIAMETER | 1.328 INCHES MINIMUM AND 1.336 INCHES MAXIMUM |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| SR-1 | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | M2742640121D |
| ABKV | OUTSIDE DIAMETER | 1.559 INCHES MINIMUM AND 1.572 INCHES MAXIMUM |
| ALBY | USAGE DESIGN | INTERNAL |
| Relevant Components for NSN - 5325-01-186-1788, 5325011861788 | ||||
| 5340-01-128-5602 (5340011285602) | 5306-01-598-2806 (5306015982806) | 5306-00-660-2761 (5306006602761) | 5310-01-632-4360 (5310016324360) | |
| 5365-00-003-1724 (5365000031724) | 5305-01-246-0089 (5305012460089) | 5310-00-052-8840 (5310000528840) | 5310-00-016-5834 (5310000165834) | |
| 5330-00-477-2508 (5330004772508) | 5310-00-424-2018 (5310004242018) | 5325-00-349-3151 (5325003493151) | 5365-01-613-0724 (5365016130724) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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