NSN 5310-01-221-7021 KFN5425S, KFN542-5S, 01-221-7021
Product Details | ASSEMBLED WASHER SELF-LOCKING NUT
5310-01-221-7021 A nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.
Part Alternates: KFN5425S, KFN542-5S, 5310-01-221-7021, 01-221-7021, 5310012217021, 012217021
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 03 DEC 1985 | 01-221-7021 | 29736 ( NUT, SELF-LOCKING, ASSEMBLED WASHER ) |
Demand History | NSN 5310-01-221-7021
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| KFN542-5S | 2022-07-192 | 19 | DIBBS |
| KFN542-5S | 2022-03-60 | 25 | DIBBS |
| KFN542-5S | 2021-11-327 | 19 | DIBBS |
| KFN542-5S | 2021-09-258 | 25 | DIBBS |
Cross Reference | NSN 5310-01-221-7021
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| KFN542-5S | 15653 | ALCOA GLOBAL FASTENERS, INC. |
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Related Products | NSN 5310-01-221-7021
Technical Data | NSN 5310-01-221-7021
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| HARDNESS RATING | NOT RATED |
| NUT STYLE | A303 FLAT |
| WASHER OUTSIDE DIAMETER | 0.560 INCHES NOMINAL |
| OVERALL HEIGHT | 0.340 INCHES NOMINAL |
| NUT HEIGHT | 0.243 INCHES MINIMUM AND 0.253 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM |
| LOCKING FEATURE | FREE-RUNNING ALL METAL DESIGN |
| TEMP RATING | NOT RATED |
Restrictions/Controls & Freight Information | NSN 5310-01-221-7021
| 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: | 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 | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 573 | unknown |
| Originating Activity Code | 9Z | DLIS-K Battle Creek, MI 49037-3084 |
| 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 5310-01-221-7021
| 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 | E | The current standard price is an estimated price.
|
| Fund Code | SF | Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point. |
| Materiel Management Aggregation Code | XZ | TG:FMS UNIQUE/WR-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 | P | RESTRICTED REQUISITION - SECURITY ASSISTANCE PROGRAM (SAP) 1. Indicates item is stocked or acquired only for SAP (replaces Military Assistance Program (MAP)) requirements, or 2. Indicates item is nonstocked and materiel is ordered from the contractor for shipment directly to the foreign government. 3. Base, post, camp, or station will not requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |



