NSN 5305-01-201-8873 MILB857, MIL-B-857, MIL-B-857/QQ-N-281
Product Details | HEXAGON HEAD CAP SCREW
5305-01-201-8873 An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes BOLT,MACHINE; BOLT,EXTERNALLY RELIEVED BODY; BOLT,INTERNAL WRENCHING; and SCREW,CAP,SOCKET HEAD.
Part Alternates: MILB857, MIL-B-857, MIL-B-857/QQ-N-281, MILB85718UNC2AX412INLG, MILB857QQN281, MILDTL1222, MIL-DTL-1222, MILS1222, MIL-S-1222, 001.000-08UNC-2AX4.5000, 00100008UNC2AX45000, 5305-01-201-8873, 01-201-8873, 5305012018873, 012018873
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 23 FEB 1985 | 01-201-8873 | 18257 ( SCREW, CAP, HEXAGON HEAD ) |
Drawings & Photos | NSN 5305-01-201-8873
Demand History | NSN 5305-01-201-8873
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| MILDTL1222 | 2023-06-159 | 12 | United States |
| MILS1222 | 2015-03-89 | 3000 | BH |
| MILS1222 | 2014-08-230 | 1 | US |
| MILDTL1222 | 2013-06-169 | 59 | US |
| MILS1222 | 2012-07-209 | 4 | United States |
| MILS1222 | 2012-03-74 | 1 | US |
| MILS1222 | 2011-02-49 | 3 | US |
| MILS1222 | 2011-02-49 | 4 | US |
| MILS1222 | 2011-02-49 | 5 | US |
| MILS1222 | 2011-02-49 | 10 | US |
| MILS1222 | 2011-02-49 | 18 | US |
| MILS1222 | 2011-02-49 | 35 | US |
| MILS1222 | 2011-02-49 | 40 | US |
| MILS1222 | 2011-02-49 | 42 | US |
| MILS1222 | 2011-02-49 | 185 | US |
| MILS1222 | 2011-02-49 | 195 | US |
Cross Reference | NSN 5305-01-201-8873
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 001.000-08UNC-2AX4.5000 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
| MIL-B-857 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
| MIL-B-857,1-8UNC-2AX4-1/2IN LG | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
| MIL-B-857/QQ-N-281 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
| MIL-DTL-1222 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
| MIL-S-1222 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
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Technical Data | NSN 5305-01-201-8873
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 1.000 INCHES |
| THREAD QUANTITY PER INCH | 8 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 2.250 INCHES NOMINAL |
| FASTENER LENGTH | 4.500 INCHES NOMINAL |
| MATERIAL | NICKEL ALLOY OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| HEAD STYLE | C1 HEXAGON |
| HEAD HEIGHT | 0.591 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 1.469 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |
| DEPARTURE FROM CITED DOCUMENT | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| CRITICALITY CODE JUSTIFICATION | ZZZW |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-S-1222 |
Restrictions/Controls & Freight Information | NSN 5305-01-201-8873
| 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: | A | Item does not contain precious metal |
| Criticality Code: | C | The item has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). |
| 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 |
|---|---|---|
| NMF Description | 093470 | BOLTS/NUTS I/S |
| Less than car load rating | Q | 70 |
| Less than truck load rating | Q | 70.0 |
| Water commodity Code | 573 | unknown |
| Originating Activity Code | HX | Navy ICP Mechanicsburg, PA 17055-0788 |
| 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 |
Management | NSN 5305-01-201-8873
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 | Z | INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |