5310-01-257-4285 NUT,PLAIN,CLINCH Index 5310-01-257-4288 NUT,SLEEVE

National Stock Number:
5310-01-257-4286

Federal Supply Class:
5310

National Item Identification Number:
012574286

Description:
NUT,PLAIN,BLIND RIVET

Detail:
A metallic headed fastener having internal threads for a portion of the full length. It may have a smooth, hexagon or splined shank with an open or closed end. Is designed to be expanded tightly against the material it is being installed in by means of a special tool. The item must have a specified grip range. The grip range is the thickness of the material the item is being installed in. See also NUT (1) SELF-LOCKING, BLIND RIVET. Excludes NUT (1), SLEEVE.


Manufacturer Information:
MS27130-CR106K96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
NAS1330-C4K21196906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
HEAD COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
HEAD HEIGHT0.089 INCHES MAXIMUM
HEAD DIAMETER0.529 INCHES NOMINAL
HEAD STYLEFLAT COUNTERSUNK REVERSE KEYED
KEY LENGTH0.089 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A276 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A580 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 430 OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT DIAMETER0.328 INCHES MINIMUM AND 0.332 INCHES MAXIMUM
NUT LENGTH0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM
NUT STYLEBLIND RIVET W/SMOOTH ROUND SHANK
SHANK END TYPEOPEN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIESUNF


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