| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-215-8510 (012158510) |
| NCB Code | USA (01) |
| Manufacturer | Northrop Grumman Systems Corporation, Mcdonnell Douglas Helicopter Co Inc, Nimikkeistokeskus Ncb Finland, Oto Melara Spa Unita, Alliant Techsystems Operations Llc, Inspektorat Wsparcia Sil Zbrojnych, Boeing Company The, Rosomak Sa, Anillo Industries Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| HSS1551-211P | northrop grumman systems corporation | washer key | 8kp69 | RFQ |
| HS1551-211P | mcdonnell douglas helicopter co inc | washer key | 02731 | RFQ |
| 10105646 | nimikkeistokeskus ncb finland | washer key | a486g | RFQ |
| 721009128200 | oto melara spa unita | washer key | a1140 | RFQ |
| OSS1551-211P | northrop grumman systems corporation | washer key | 8kp69 | RFQ |
| OSS1551-211P | alliant techsystems operations llc | washer key | 1yqe8 | RFQ |
| 5310PL1551182 | inspektorat wsparcia sil zbrojnych | washer key | 9009h | RFQ |
| HS1551-211P | boeing company the | washer key | 8v613 | RFQ |
| HS1551-211P | rosomak sa | washer key | 0291h | RFQ |
| HS1551-211P | anillo industries inc | washer key | 10630 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 1.880 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 2.250 INCHES NOMINAL |
| ABLB | INTERNAL PREBENT KEY LENGTH | 0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.204 INCHES MINIMUM AND 0.234 INCHES MAXIMUM |
| ABLK | INTERNAL PREBENT KEY WIDTH | 0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 2.688 INCHES NOMINAL |
| ABMQ | EXTERNAL KEY QUANTITY | 17 |
| ABPX | MATERIAL THICKNESS | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM |
| MATT | III MATERIAL | STEEL COMP 8735 OR STEEL COMP 4130 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6357 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-S-18729,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PHOSPHATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | H+4-7A MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Relevant Components for NSN - 5310-01-215-8510, 5310012158510 | ||||
| 5330-01-539-5629 (5330015395629) | 5305-01-517-2434 (5305015172434) | 5305-00-057-3980 (5305000573980) | 5325-01-082-8190 (5325010828190) | |
| 5305-99-254-4806 (5305992544806) | 5315-01-592-1130 (5315015921130) | 5330-00-561-7707 (5330005617707) | 5330-01-313-3034 (5330013133034) | |
| 5307-01-185-8617 (5307011858617) | 5330-01-648-9167 (5330016489167) | 5365-00-210-1895 (5365002101895) | 5315-01-061-2903 (5315010612903) | |
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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