NSN 5310-00-638-7244 68A2168048, 68A21-68-048, 68A21J048
Product Details | PLATE SELF-LOCKING NUT
5310-00-638-7244 A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.
Part Alternates: 68A2168048, 68A21-68-048, 68A21J048, 68NA21J048, 68NA21J0K, 5310-00-638-7244, 00-638-7244, 5310006387244, 006387244
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01 JAN 1963 | 00-638-7244 | 05280 ( NUT, SELF-LOCKING, PLATE ) |
Drawings & Photos | NSN 5310-00-638-7244
Cross Reference | NSN 5310-00-638-7244
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 68A21-68-048 | 72962 | HARVARD INDUSTRIES INC |
| 68A21J048 | 019L2 | MACLEAN-FOGG COMPANY DBA MAC LEAN-ESNA |
| 68A21J048 | 72962 | HARVARD INDUSTRIES INC |
| 68NA21J048 | 019L2 | MACLEAN-FOGG COMPANY DBA MAC LEAN-ESNA |
| 68NA21J048 | 72962 | HARVARD INDUSTRIES INC |
| 68NA21J0K | 019L2 | MACLEAN-FOGG COMPANY DBA MAC LEAN-ESNA |
| 68NA21J0K | 72962 | HARVARD INDUSTRIES INC |
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Related Products | NSN 5310-00-638-7244
Technical Data | NSN 5310-00-638-7244
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | PLASTIC POLYAMIDE LOCKING INSERT ALUMINUM ALLOY 2024 NUT ALUMINUM ALLOY 2024 SHELL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-17091,TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE LOCKING INSERT QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE NUT QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE SHELL |
| SURFACE TREATMENT | ANODIZE NUT ANODIZE SHELL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE NUT MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE SHELL |
| HARDNESS RATING | NOT RATED |
| NUT STYLE | A116 PLATE |
| NUT LENGTH | 1.266 INCHES MINIMUM AND 1.296 INCHES MAXIMUM |
| NUT HEIGHT | 0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM |
| PLATE THICKNESS | 0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM |
| PLATE WIDTH | 0.719 INCHES MINIMUM AND 0.749 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| MOUNTING HOLE ARRANGEMENT STYLE | F38 2 HOLES |
| MOUNTING HOLE DIAMETER | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM |
| DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 0.998 INCHES MINIMUM AND 1.002 INCHES MAXIMUM |
| TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| FEATURES PROVIDED | FLOATING NUT |
Restrictions/Controls & Freight Information | NSN 5310-00-638-7244
| 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: | 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 | 013540 | ALUM NUTS |
| Less than car load rating | ||
| Less than truck load rating | Q | 70.0 |
| Water commodity Code | 713 | 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 |
Management | NSN 5310-00-638-7244
Air Force
Navy| Category | Code | Description |
|---|---|---|
| Budget Code | 9 | General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors. |
| Price Validation | N | The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
|
| Fund Code | SF | Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point. |
| Materiel Management Aggregation Code | SX | SX:AF SICA RESIDUAL MMAC-OC-ALC |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DF | Department of the Air Force |
| Service Organization | F | U.S. Air Force |
| Reparability | N | Stock Fund (except Munitions) |
| Acquisition Advice Codes | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |
| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |