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NSN 5306-01-536-4434, 5306015364434
BOLT,CLOSE TOLERANCE

Federal Supply Classification
FSC 5306 - Bolts
National Item Identification Number
NIIN 015364434
Codification Country
United States
Item Name Code
INC 27851
Criticality
( )
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.
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DLMS® Summary

National Stock Number 5306-01-536-4434

National Stock Number (NSN) 5306-01-536-4434, or NIIN 015364434, (bolt,close tolerance) was assigned January 5, 2006 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 18 suppliers. Today, 17 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 17 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 somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 27, 2020, this NSN's acquisition method was noted as: Not established. Not established.

This NSN is assigned to Item Name Code (INC) 27851. [AN EXTERNALLY THREADED FASTENER WHOSE UNTHREADED PORTION IS OF A SPECIFIED GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001) OF AN INCH (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS ONE INCH (25 MM) OR LESS IN DIAMETER. ITEMS OVER ONE INCH (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN-THOUSANDTHS (0.0015) OF AN INCH (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001) OF AN INCH (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 NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER, NOR IS IT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS HAVING CLOSE TOLERANCE, AND FABRICATED FROM MATERIAL HAVING 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH, SEE BOLT, SHEAR. FOR ITEMS FABRICATED FROM MATERIAL HAVING LESS THAN 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH AND NOT HAVING A CLOSE TOLERANCE, SEE BOLT, MACHINE.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5306015364434 does not contain precious metals.

This information was last updated on .


Technical Characteristics

NOMINAL THREAD DIAMETER
(AHYM) 0.250 INCHES
THREAD SERIES DESIGNATOR
(THSD) UNJF
GRIP DIAMETER
(AAUR) 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM
SURFACE TREATMENT
(SFTT) PASSIVATE OVERALL
THREAD LENGTH
(AASA) 0.410 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
FASTENER LENGTH
(AASB) 0.910 INCHES MINIMUM AND 0.940 INCHES MAXIMUM
HEAD STYLE
(AASK) FILLISTER COUNTERSUNK
CRITICALITY CODE JUSTIFICATION
(CRTL) AGAV
PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) BOLT,100 DEG REDUCED HEAD,GEAR DRIVE RECESS,INCONEL 718 (125 KSI SHEAR),0.0156 INCH OVERSIZE
MATERIAL
(MATT) NICKEL ALLOY 718 OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-L-87132,TY 1,GR B MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SUPPLEMENTARY FEATURES
(SUPP) 0.076 INCH DIA COTTER PIN HOLE AT THE TIP OF THE BOLT 0.106 INCH FROM THE END
HEAD HEIGHT
(AASU) 0.057 INCHES NOMINAL
COUNTERSINK ANGLE
(CRSQ) 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
GRIP LENGTH
(ANEE) 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HEAD DIAMETER
(AASL) 0.265 INCHES MINIMUM AND 0.272 INCHES MAXIMUM
SPECIAL FEATURES
(FEAT) INTERNAL DRIVE RECESS PER NAS 1800
THREAD CLASS
(AAJD) 3A
THREAD DIRECTION
(AAJF) RIGHT-HAND
END ITEM IDENTIFICATION
(AGAV) F/A-18 AIRCRAFT
THREAD QUANTITY PER INCH
(CMLP) 28

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