Product Details | CLOSE TOLERANCE SCREW

5305-01-054-6278 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: AIC98456, AIC984-5-6, AIC98456P, AIC984-5-6P, C798456, C7984-5-6, PBF116556, PBF1165-5-6, VT1693F56, VT1693F5-6, 12155756P, 121557-5-6P, 5305-01-054-6278, 01-054-6278, 5305010546278, 010546278

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 23 JAN 1978 01-054-6278

Drawings & Photos | NSN 5305-01-054-6278


Demand History | NSN 5305-01-054-6278

Part Number Request Date QTY Origin
121557-5-6P 2020-01-29 133 DIBBS
AIC984-5-6 2020-01-29 133 DIBBS
C7984-5-6 2020-01-29 133 DIBBS
PBF1165-5-6 2020-01-29 133 DIBBS
VT1693F5-6 2020-01-29 133 DIBBS
121557-5-6P 2020-01-21 133 DIBBS
AIC984-5-6 2020-01-21 133 DIBBS
C7984-5-6 2020-01-21 133 DIBBS
PBF1165-5-6 2020-01-21 133 DIBBS
VT1693F5-6 2020-01-21 133 DIBBS
121557-5-6P 2019-01-30 136 DIBBS
AIC984-5-6 2019-01-30 136 DIBBS
C7984-5-6 2019-01-30 136 DIBBS
PBF1165-5-6 2019-01-30 136 DIBBS
VT1693F5-6 2019-01-30 136 DIBBS
5305-01-054-6278 2018-10-276 224 DIBBS
5305-01-054-6278 2018-09-250 10 IT
5305-01-054-6278 2018-07-212 204 DIBBS
5305-01-054-6278 2017-11-306 204 DIBBS
5305-01-054-6278 2017-09-260 114 DIBBS
5305-01-054-6278 2017-04-95 131 DIBBS
5305-01-054-6278 2017-01-19 109 DIBBS
5305-01-054-6278 2014-05-139 49 DIBBS
5305-01-054-6278 2014-05-126 49 DIBBS

Cross Reference | NSN 5305-01-054-6278

Part Number Cage Code Manufacturer
121557-5-6P 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
AIC984-5-6 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
AIC984-5-6P 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
C7984-5-6 06950 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
C7984-5-6 72914 GRIMES AEROSPACE COMPANY DBA HONEYWELL
C7984-5-6 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
PBF1165-5-6 27624 SPS TECHNOLOGIES, LLC DBA PB FASTENERS
VT1693F5-6 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5305-01-054-6278

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.312 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.413 INCHES MINIMUM AND 0.463 INCHES MAXIMUM
FASTENER LENGTH 0.798 INCHES MINIMUM AND 0.828 INCHES MAXIMUM
MATERIAL STEEL COMP H11 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 46.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 220000 POUNDS PER SQUARE INCH
HEAD STYLE C50 FLAT COUNTERSUNK
HEAD DIAMETER 0.573 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE D8 TORQUE SET
GRIP LENGTH 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
GRIP DIAMETER 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 5305-01-054-6278

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 SU Ogden Air Logistics Center
Hill AFB, UT 84056-5609
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 5305-01-054-6278

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.
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
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each