NSN 5307-00-637-1604 BL722273, 7609303, 00-637-1604
Product Details | RECESSED AND STEPPED STUD
5307-00-637-1604 A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends on which the nominal diameter of one threaded section is greater than the other. The unthreaded section must have more than one diameter, none of which may be larger than the maximum major diameter of the larger thread. It may be thread relieved. Excludes items with tapered threads.
Part Alternates: BL722273, 7609303, 5307-00-637-1604, 00-637-1604, 5307006371604, 006371604
Hardware and Abrasives | Studs
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01 JAN 1963 | 00-637-1604 | 15943 ( STUD, RECESSED AND STEPPED ) |
Cross Reference | NSN 5307-00-637-1604
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Technical Data | NSN 5307-00-637-1604
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 416 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND C FED SPEC SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD SERIES DESIGNATOR | UNC NUT THREAD UNC STUD THREAD |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD 0.190 INCHES STUD THREAD |
| THREAD CLASS | 2A NUT THREAD 2A STUD THREAD |
| THREAD QUANTITY PER INCH | 20 NUT THREAD 24 STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.438 INCHES MINIMUM NUT THREAD 0.438 INCHES MINIMUM STUD THREAD |
| III HARDNESS RATING | 99.0 ROCKWELL B NOMINAL |
| III DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.094 INCHES NOMINAL FIRST HOLE |
| III COTTER PIN HOLE DIAMETER | 0.067 INCHES NOMINAL FIRST HOLE |
Restrictions/Controls & Freight Information | NSN 5307-00-637-1604
| 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 |
|---|---|---|
| NMF Description | 093486 | BOLTS,NUTS OR SCREWS, NOI (SUB 3) |
| Less than car load rating | U | 50 |
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 573 | unknown |
| Originating Activity Code | XX | |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |