Product Details | CLOSE TOLERANCE SCREW

5305-01-548-8204 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: NAS11437P, NAS1143-7P, 5305-01-548-8204, 01-548-8204, 5305015488204, 015488204

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 05 MAR 2007 01-548-8204

Drawings & Photos | NSN 5305-01-548-8204


Demand History | NSN 5305-01-548-8204

Part Number Request Date QTY Origin
NAS11437P 2013-02-42 1 MX

Cross Reference | NSN 5305-01-548-8204

Part Number Cage Code Manufacturer
NAS1143-7P 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5305-01-548-8204

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.190 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.276 INCHES NOMINAL
FASTENER LENGTH 0.699 INCHES MINIMUM AND 0.729 INCHES MAXIMUM
MATERIAL STEEL COMP 4140 AND STEEL COMP 4340 AND STEEL COMP E4340 AND STEEL COMP 6150 AND STEEL COMP 8735 AND STEEL COMP 8740 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE AND MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE AND MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE AND MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416, TY2CL2 FED SPEC ALL TREATMENT RESPONSES OVERALL
HARDNESS RATING 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
HEAD STYLE C32 PAN
HEAD DIAMETER 0.361 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
HEAD HEIGHT 0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM
INTERNAL DRIVE STYLE D8 TORQUE SET
GRIP LENGTH 0.438 INCHES NOMINAL
GRIP DIAMETER 0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM
SPECIAL FEATURES HEAD HAS OFFSET CRUCIFORM RECESS PER MS33781; CRUCIFORM MAX DIA 0.219 INCHES; ADDITIONAL MDCL MIL-S-6049
SPECIFICATION/STANDARD DATA 80205-NAS1143

Restrictions/Controls & Freight Information | NSN 5305-01-548-8204

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem 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:0Represents 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