NSN 5310-01-074-3040 H541L4F, 01-074-3040, 010743040
Product Details | HEXAGON EXTENDED WASHER SELF-LOCKING NUT
5310-01-074-3040 A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.
Part Alternates: H541L4F, 5310-01-074-3040, 01-074-3040, 5310010743040, 010743040
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 29 MAR 1979 | 01-074-3040 | 29730 ( NUT, SELF-LOCKING, EXTENDED WASHER, HEXAGON ) |
Drawings & Photos | NSN 5310-01-074-3040
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Technical Data | NSN 5310-01-074-3040
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| NUT STYLE | A294 HEXAGON |
| WASHER OUTSIDE DIAMETER | 0.400 INCHES MINIMUM |
| OVERALL HEIGHT | 0.295 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| MANUFACTURERS CODE | 15653 |
| DESIGN CONTROL REFERENCE | H541L4F |
Restrictions/Controls & Freight Information | NSN 5310-01-074-3040
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||