| Item Name | Washer Key |
| INC Code | 01869 |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-330-8331 (003308331) |
| NCB Code | USA (00) |
| Manufacturer | Lockheed Martin Corporation, Northrop Grumman Systems Corporation |
| Associated Parts Numbers of NSN 5310-00-330-8331 | ||||||
|---|---|---|---|---|---|---|
| Part Number | Manufacturer | Item Name | Cage Code | Type | Status | RFQ |
| 152898 | lockheed martin corporation | washer key | 56232 | F | A | RFQ |
| 326842 | northrop grumman systems corporation | washer key | 03956 | A | A | RFQ |
| 152898 | northrop grumman systems corporation | washer key | 03956 | A | A | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.251 INCHES MINIMUM AND 0.253 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM |
| ABKY | EXTERNAL PREBENT KEY LENGTH | 0.125 INCHES NOMINAL |
| ABLB | INTERNAL PREBENT KEY LENGTH | 0.061 INCHES NOMINAL |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.218 INCHES NOMINAL |
| ABLS | DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 0.625 INCHES NOMINAL |
| ABMQ | EXTERNAL KEY QUANTITY | 1 |
| ABPX | MATERIAL THICKNESS | 0.062 INCHES NOMINAL |
| CSRB | INTERNAL PREBENT KEY ANGLE | 90.0 DEGREES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | NICKEL OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-N-290 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Relevant Components for NSN - 5310-00-330-8331, 5310003308331 | ||||
| 5310-01-011-9703 (5310010119703) | 5310-01-631-4489 (5310016314489) | 5310-00-020-9053 (5310000209053) | 5310-01-041-3831 (5310010413831) | |
| 5310-01-180-5326 (5310011805326) | 5310-01-187-5440 (5310011875440) | 5310-00-092-6831 (5310000926831) | 5310-01-210-4885 (5310012104885) | |
| 5310-00-474-5240 (5310004745240) | 5310-00-474-3114 (5310004743114) | 5310-00-159-9146 (5310001599146) | 5310-01-528-9271 (5310015289271) | |
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