NSN 5310-00-957-0208 258B2523, 258B252-3, 258B253H03
Product Details | HEXAGON PLAIN NUT
5310-00-957-0208 A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.
Part Alternates: 258B2523, 258B252-3, 258B253H03, 258B253PC3, 5310-00-957-0208, 00-957-0208, 5310009570208, 009570208
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01 JAN 1962 | 00-957-0208 | 01857 ( NUT, PLAIN, HEXAGON ) |
Drawings & Photos | NSN 5310-00-957-0208
Cross Reference | NSN 5310-00-957-0208
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 258B252-3 | 04808 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION |
| 258B252-3 | 79500 | WESTINGHOUSE ELECTRIC CORP |
| 258B253H03 | 04808 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION |
| 258B253H03 | 79500 | WESTINGHOUSE ELECTRIC CORP |
| 258B253PC3 | 04808 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION |
| 258B253PC3 | 79500 | WESTINGHOUSE ELECTRIC CORP |
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Related Products | NSN 5310-00-957-0208
Technical Data | NSN 5310-00-957-0208
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 0.375 INCHES |
| THREAD QUANTITY PER INCH | 16 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | COPPER ALLOY OVERALL |
| SURFACE TREATMENT | SILVER OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-S-365,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | NOT RATED |
| NUT STYLE | A12 HEXAGON |
| NUT HEIGHT | 0.320 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.562 INCHES NOMINAL |
| BEARING SURFACE TYPE | WASHER FACED |
| TEMP RATING | NOT RATED |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY MATERIAL IN ACCORDANCE WITH ACTIVITY HXQUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| CRITICALITY CODE JUSTIFICATION | ZZZY |
| III PRECIOUS MATERIAL | SILVER |
| III BEARING SURFACE FINISH | 63.0 MICROINCHES |
| MANUFACTURERS CODE | 04808 |
| DESIGN CONTROL REFERENCE | 258B253H03 |
Restrictions/Controls & Freight Information | NSN 5310-00-957-0208
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | S | Item contains silver |
| Criticality Code: | Y | The item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||
Management | NSN 5310-00-957-0208
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 1H | Consumable material assigned to NAVICP MECH for inventory management Naval Inventory Control Point, Mechanicsburg |
| Special Material ID | X3 | Nuclear Reactor Plant (NRP) material under the technical cognizance of the NAVSEA 08 special designed, manufactured and/or treated for use in a NRP or controls thereof. This category includes all other NRP items which are not coded X2 or X4. |
| Issue Repair, or Requisition | BL | Submit/refer requisitions to NAVICP MECH. Centralized control for issue of repair parts for specific programs/equipments. |
| Special Material Content | 9 | Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions |
| Source of Supply | NRP | NAVICP-ERP 700 Robbins Avenue Philadelphia, PA 19111-5098 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Reparability | M | Medium Demand Velocity Items (consumables) |
| Acquisition Advice Codes | D | DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |