AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-977-8854 (009778854) |
| NCB Code | USA (00) |
| Manufacturer | Whittet Higgins Company, Timken Corporation, General Motors Corp, Oldenburg Group Incorporated |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| WH28 | whittet higgins company | washer key | RFQ |
| WH28 | timken corporation | washer key | RFQ |
| W128 | whittet higgins company | washer key | RFQ |
| 271240 | general motors corp | washer key | RFQ |
| 2D3-978 ITEM 74 | oldenburg group incorporated | washer key | RFQ |
| TW128 | timken corporation | washer key | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 5.582 INCHES MINIMUM AND 5.617 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 6.531 INCHES MINIMUM AND 6.576 INCHES MAXIMUM |
| ABLB | INTERNAL PREBENT KEY LENGTH | 0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| ABLK | INTERNAL PREBENT KEY WIDTH | 0.500 INCHES MINIMUM AND 0.590 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 7.437 INCHES NOMINAL |
| ABMQ | EXTERNAL KEY QUANTITY | 19 |
| ABPX | MATERIAL THICKNESS | 0.165 INCHES NOMINAL |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Relevant Components for NSN - 5310-00-977-8854, 5310009778854 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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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