Product Details | MACHINE SCREW

5305-00-139-8178 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.

Part Alternates: ABS206424F14, ABS20642-4F14, 5305-00-139-8178, 00-139-8178, 5305001398178, 001398178

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 18 AUG 1971 00-139-8178

Drawings & Photos | NSN 5305-00-139-8178


Demand History | NSN 5305-00-139-8178

Part Number Request Date QTY Origin
ABS20642-4F14 2024-11-318 1683 DIBBS
ABS20642-4F14 2024-10-297 3215 DIBBS
ABS20642-4F14 2024-09-273 956 DIBBS
ABS20642-4F14 2023-04-101 2928 DIBBS
ABS20642-4F14 2023-02-37 2928 DIBBS
ABS20642-4F14 2022-06-164 2500 DIBBS
ABS20642-4F14 2022-05-123 2044 DIBBS
5305-00-139-8178 2018-12-343 2414 DIBBS
5305-00-139-8178 2017-02-43 2826 DIBBS
5305-00-139-8178 2016-08-244 3025 DIBBS
5305-00-139-8178 2013-02-59 8534 DIBBS
5305-00-139-8178 2011-09-245 6760 DIBBS
5305-00-139-8178 2010-05-132 175 DIBBS
5305-00-139-8178 2010-04-99 93 DIBBS
5305-00-139-8178 2009-05-125 2067 DIBBS
5305-00-139-8178 2008-06-155 8483 DIBBS

Cross Reference | NSN 5305-00-139-8178

Part Number Cage Code Manufacturer
ABS20642-4F14 02310 PATTONAIR USA INC UNISEAL DIV

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Technical Data | NSN 5305-00-139-8178

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.291 INCHES MINIMUM AND 0.341 INCHES MAXIMUM
FASTENER LENGTH 1.176 INCHES MINIMUM AND 1.206 INCHES MAXIMUM
SCREW MATERIAL STEEL COMP 8740
SCREW MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE
SCREW SURFACE TREATMENT CADMIUM AND CHROMATE
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE
MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
HEAD STYLE A40 FLAT COUNTERSUNK UNDERCUT
HEAD DIAMETER 0.600 INCHES MINIMUM AND 0.666 INCHES MAXIMUM
HEAD HEIGHT 0.097 INCHES NOMINAL
COUNTERSINK ANGLE 100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE B5 TORQUE SET
SPECIAL FEATURES BEARING SURFACE OF HEAD GROOVED TO ACCOMMODATE O-RING AND FURNISHED WITHTEFLON WASHER & RUBBER O-RING
MANUFACTURERS CODE 02310
DESIGN CONTROL REFERENCE ABS20642-4F14

Restrictions/Controls & Freight Information | NSN 5305-00-139-8178

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious 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 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
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 5305-00-139-8178

Category Code Description
Budget Code9 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 ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each