Mfg Part Number: PL-21
Alternate P/N: PL21
NSN : 5305-01-213-4150
NIIN : 012134150
CAGE Code : 29440
Manufacturer: Wm Corporation
Item Name : Screw Shoulder
FSC : FSC 5305 Screws
Here at Internet For Aviation, we have PL-21 Screw Shoulder from Wm Corporation, as well as a variety of other parts from reliable manufacturers. As the only independent distributor with a No China Sourcing policy, we go to great lengths to ensure that we source responsibly when it comes to certified standard items. If you’re in need of a specific PL-21 to aid you in your aircraft repair capabilities, simply search by NSN part number, NSN or Cage Code on our parts directory. Submit an instant RFQ and a representative will get back to you in as little as 15 minutes.
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We pride ourselves in our abilities to deliver quality superior grade aviation parts in a timely schedule. Thanks to the various supply chain locations that we have across the United States. We can execute fast shipping times that outpace our competitors. Unlike other competitors, we can promise same day shipping and delivery right to the very place you need. We’re leaders in our industry thanks to our parts streamlining process which includes quick stock and acquisition of the certified product and fast shipping. For whatever needs you have, be they Screw Shoulder and PL-21 parts, we can procure and deliver in a schedule that fits with you! Contact us today for an immediate quote!
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-01-213-4150 Item Description: Screw Shoulder | 5305 | 012134150 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | 0 | ||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| PL-21 | 5 | 9 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AASB | FASTENER LENGTH | 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| AATX | SHOULDER LENGTH | 0.304 INCHES MINIMUM AND 0.322 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQFM | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | 2 UNDERCUTS .053 IN. MIN,.073 IN. MAX |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.162 INCHES MINIMUM AND 0.212 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AATN | SHOULDER DIAMETER | 0.248 INCHES MINIMUM AND 0.249 INCHES MAXIMUM FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| MATT | MATERIAL | STEEL COMP 416 OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
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