NSN 5305-01-591-2238 HT4027627, HT4027-6-27, ST3M557627
Product Details | CLOSE TOLERANCE SCREW
5305-01-591-2238 A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.
Part Alternates: HT4027627, HT4027-6-27, ST3M557627, ST3M557-6-27, WC4027627, WC4027-6-27, 11923627, 11923-6-27, 5305-01-591-2238, 01-591-2238, 5305015912238, 015912238
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 14 JAN 2011 | 01-591-2238 | 29294 ( SCREW, CLOSE TOLERANCE ) |
Cross Reference | NSN 5305-01-591-2238
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 11923-6-27 | 59563 | REID PRODUCTS INC. DBA REID PRODUCTS |
| HT4027-6-27 | 06725 | SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES |
| HT4027-6-27 | 06950 | ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS |
| HT4027-6-27 | 17446 | HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS |
| HT4027-6-27 | 27624 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| HT4027-6-27 | 56878 | SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION |
| HT4027-6-27 | 73197 | HI-SHEAR CORPORATION |
| HT4027-6-27 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP |
| HT4027-6-27 | 92215 | ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS |
| HT4027-6-27 | L4528 | LISI AEROSPACE CANADA CORP |
| ST3M557-6-27 | 06710 | VALLEY-TODECO, INC. |
| ST3M557-6-27 | 0K6Z0 | SATURN FASTENERS INC DIV ACUMENT |
| ST3M557-6-27 | 0ZC92 | HEARTLAND PRECISION FASTENERS, INC. |
| ST3M557-6-27 | 1VSL7 | HOUSTON PRECISION FASTENER L.L.C. |
| ST3M557-6-27 | 4WL75 | CAMCAR LLC DIV CAMCAR LLC |
| ST3M557-6-27 | 76301 | BOEING COMPANY, THE DBA BOEING |
| ST3M557-6-27 | U6683 | LINREAD LTD DBA LINREAD NORTHBRIDGE |
| WC4027-6-27 | 60516 | WEST COAST AEROSPACE INC |
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Technical Data | NSN 5305-01-591-2238
| Characteristic | Specifications |
|---|---|
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW-CLOSE TOLERANCE, 100 DEG COUNTERSUNK, REDUCED HEAD, HI-TORQUE, NON-MAGNETIC CRES (125 KSI FSU) |
| HEAD DIAMETER | 0.510 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | HIGH-TORQUE |
| THREAD LENGTH | 0.641 INCHES NOMINAL |
| FASTENER LENGTH | 2.314 INCHES MINIMUM AND 2.344 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2700 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| GRIP LENGTH | 1.678 NOMINAL MILS AND 1.698 NOMINAL CENTIMETERS |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| THREAD QUANTITY PER INCH | 24 |
| GRIP DIAMETER | 0.374 NOMINAL MILS AND 0.375 NOMINAL CENTIMETERS |
| HEAD HEIGHT | 0.018 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNJF |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| MATERIAL | NICKEL ALLOY 718 OVERALL |
| HEAD STYLE | FILLISTER COUNTERSUNK |
| THREAD CLASS | 3A |
Restrictions/Controls & Freight Information | NSN 5305-01-591-2238
| 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 |
| Electro-static Discharge Susceptible: | A | No known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity |
| 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. |
| 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 | 096640 | SCREWS, IRON OR STEEL |
| Less than car load rating | ||
| Less than truck load rating | Q | 70.0 |
| Water commodity Code | 713 | unknown |
| Originating Activity Code | TG | Warner-Robins Air Logistics Center Robins AFB, GA 31098-5609 |
| 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 5305-01-591-2238
Air Force| 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. |
| 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 |