Self Locking Floating Barrel Nut - Thread: 1/4-28
| Detail | Characteristic |
| BARREL HEIGHT | 0.310 INCHES MINIMUM AND 0.320 INCHES MAXIMUM |
| FEATURES PROVIDED | FLOATING NUT |
| HARDNESS RATING | NOT RATED |
| NUT DIAMETER | 0.525 INCHES MINIMUM AND 0.528 INCHES MAXIMUM |
| NUT HEIGHT | 0.406 INCHES MAXIMUM |
| NUT STYLE | FLOATING SELF-LOCKING BARREL |
| NUT LENGTH | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-8844 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 8740 OR STEEL COMP 4340 OVERALL |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| TEMP RATING | NOT RATED |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES | UNJF |
| THREAD QUANTITY PER INCH | 28 |
| SPECIFICATION/STANDARD DATA | 80205-NAS577 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
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Unit of Measure
Discount Table - NAS577B4A
- Unit
- Discount Price / %
- 2 - 4
- $28.30
- 5 - 24
- $26.81
- 25 - 99
- $23.83
- 100 and up
- $22.34
Inventory |
N/A {0} |
Estimated Ship Date |
N/A {N/A} |
Inventory Note |
N/A Need additional stock? Call (877) 920-1876 or email |
Weight |
N/A 0.015 lb |
NSN |
N/A 5310-01-232-3542 |
NIIN |
N/A 01-232-3542 |
Part # Unpunctuated |
N/A NAS577B4A |
Minimum Order Note |
N/A Minimum order is 1. Must order in increments of 1. |
Note |
N/A Our inventory is extensive. The majority of the items listed in our catalog are stocked and available for immediate shipment. |
California Residents |
N/A Prop 65 Warning: This product may contain chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm. |


