| Item Name | Washer Flat |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-778-0261 (007780261) |
| NCB Code | USA (00) |
| Manufacturer | Essex Industries Inc, Eaton Aerospace Ltd, Crane Pumps And Systems Inc, Countryman Group Ltd, Winder Power Limited |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 220534 | essex industries inc | washer flat | 55469 | RFQ |
| 503-4-10364-000 | eaton aerospace ltd | washer flat | k2523 | RFQ |
| 50950 | crane pumps and systems inc | washer flat | 96046 | RFQ |
| 83-00003 | countryman group ltd | washer flat | u5012 | RFQ |
| 83-00003 | winder power limited | washer flat | u0215 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| ADAV | OVERALL DIAMETER | 0.709 INCHES MINIMUM AND 0.729 INCHES MAXIMUM |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| CQFM | HARDNESS RATING | 90.0 ROCKWELL K MINIMUM OR 167.0 ROCKWELL K MAXIMUM |
| MATT | MATERIAL | STEEL OVERALL |
| Relevant Components for NSN - 5310-00-778-0261, 5310007780261 | ||||
| 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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