| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-540-0990 (015400990) |
| NCB Code | USA (01) |
| Manufacturer | National Aerospace Standards Com |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | Thread Class | 3A |
| AHYM | Nominal Thread Diameter | 0.1640 INCHES |
| CXCY | Part Name Assigned By Controlling Agency | BOLT,PAN HEAD,CLOSE TOLERANCE |
| AGAV | End Item Identification | APACHE ATTACK HELICOPTER |
| AASB | Fastener Length | 0.448 INCHES NOMINAL |
| AASK | Head Style | PAN |
| AASA | Thread Length | 0.323 INCHES NOMINAL |
| AASL | Head Diameter | 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| SFTT | Surface Treatment | PASSIVATE OVERALL |
| ABQZ | Internal Drive Style | CRUCIFORM RIBBED |
| THSD | Thread Series Designator | UNJC |
| MRC | Decoded Requirement | Clear Text Reply |
| AAJF | Thread Direction | RIGHT-HAND |
| ANEE | Grip Length | 0.125 INCHES NOMINAL |
| MATT | Material | IRON ALLOY 660 OVERALL |
| AASU | Head Height | 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM |
| CMLP | Thread Quantity Per Inch | 32 |
| AAUR | Grip Diameter | 0.1630 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM |
| Relevant Components for NSN - 5305-01-540-0990, 5305015400990 | ||||
| 5325-00-489-4951 (5325004894951) | 5305-01-688-2332 (5305016882332) | 5310-01-270-2593 (5310012702593) | 5360-01-362-9775 (5360013629775) | |
| 5305-01-574-2082 (5305015742082) | 5330-00-875-6402 (5330008756402) | 5310-01-166-6682 (5310011666682) | 5325-01-330-8489 (5325013308489) | |
| 5310-01-519-7106 (5310015197106) | 5310-12-130-8939 (5310121308939) | 5331-01-513-1941 (5331015131941) | 5310-01-360-7550 (5310013607550) | |
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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