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NSN 5305-00-151-8675, 5305001518675
SCREW,CAP,SOCKET HEAD

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 001518675
Codification Country
United States
Item Name Code
INC 16282
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 5305-00-151-8675

National Stock Number (NSN) 5305-00-151-8675, or NIIN 001518675, (screw,cap,socket head) was assigned November 18, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 6 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 14, 2014, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 16282. [AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER. THE HEAD HAS AN INTERNAL SOCKET OR MULTIPLE SPLINE FOR USE WITH AN INSERTED DRIVER. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES:ITEMS WITH BEVEL (CONICAL) HEADS. SEE BOLT, INTERNAL WRENCHING. EXCLUDES:SCREW, SHOULDER; AND SCREW, MACHINE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5305001518675 does not contain precious metals.

This information was last updated on .


Technical Characteristics

SURFACE FINISH
(CSYM) 63.0 MICROINCHES GRIP
MATERIAL
(MATT) STEEL COMP 631 SPRING
THREAD DIRECTION
(AAJF) RIGHT-HAND
MINIMUM TENSILE STRENGTH
(CQBC) 180000 POUNDS PER SQUARE INCH
HEAD STYLE
(AASK) FLAT COUNTERSUNK
INTERNAL DRIVE STYLE
(ABQZ) OFFSET CRUCIFORM (TORQUE SET)
III PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) NAVY SPECIAL PROJECT
THREAD CLASS
(AAJD) 3A
MATERIAL
(MATT) STEEL COMP 8740 FASTENER
THREAD LENGTH
(AASA) 0.412 INCHES NOMINAL
SURFACE FINISH
(CSYM) 63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE TREATMENT
(SFTT) CADMIUM FASTENER AND CHROMATE FASTENER
LOCKING FEATURE
(AAUM) DETENT BALL THREADS
THREAD QUANTITY PER INCH
(CMLP) 28
MATERIAL
(MATT) STEEL COMP 440C LOCKING FEATURE
SURFACE TREATMENT
(SFTT) PASSIVATE LOCKING FEATURE
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER
(CRZS) 1.198 INCHES MINIMUM AND 1.218 INCHES MAXIMUM FIRST HOLE
COUNTERSINK ANGLE
(CRSQ) 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH
(AASB) 1.303 INCHES NOMINAL
HARDNESS RATING
(CQFM) 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM FASTENER
HARDNESS RATING
(CQFM) 50.0 ROCKWELL C MINIMUM AND 58.0 ROCKWELL C MAXIMUM LOCKING FEATURE
HEAD DIAMETER
(AASL) 0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 5644 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A580 ASSN STD SINGLE MATERIAL RESPONSE SPRING
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE FASTENER
SHANK UNTHREADED HOLE DIAMETER
(AAWB) 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE
PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) NAVY SPECIAL PROJECT
SPECIAL FEATURES
(FEAT) SPINDLE PASSIVATE PER QQ-P-35; 180000 PSI; MATERIAL CRES AMS 5643 17-4PH OR ALLOY STEEL PER MIL-S-6049
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING
SURFACE TREATMENT
(SFTT) CADMIUM AND CHROMATE FASTENER
NOMINAL THREAD DIAMETER
(AHYM) 0.250 INCHES
SURFACE TREATMENT
(SFTT) PASSIVATE SPRING
THREAD SERIES DESIGNATOR
(THSD) UNJF

Manufacturer Part Numbers


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