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Close Tolerance Screw
Model NAS7404-17
Quick Information about NAS7404-17
3a thread class, right-hand , 0.370 inches thread length, 1.417 inches fastener length, flush head style, 0.456 inches head diameter
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Product Details
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NSN:5305-01-651-9735 (5305016519735)
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Thread Direction:Right-hand
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Thread Length:0.370 inches
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Fastener Length:Between 1.417 inches and 1.447 inches
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Head Style:Flush
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Head Diameter:Between 0.456 inches and 0.508 inches
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Head Height:0.111 inches
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Grip Diameter:Between 0.2485 inches and 0.2495 inches
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Single Strength:95000 pounds per square inch
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Point Style:Oval
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Internal Style:Cruciform ribbed
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End Application:1055-01-536-7106
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Thread Diameter:0.2500 inches
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Grip Length:Between 1.052 inches and 1.072 inches
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Thready (tpi):28
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Min. (psi):160000 pounds per square inch
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Surface Finish:32.0 microinches fastener
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Part Agency:Bolt, shear, 100 degree flush head, ribbed cruciform recess, close tolerance, alloy steel, short thread, self-locking and nonlocking, 95 ksi fsu
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Material Specification:Ams6382 national std/spec 1st material response or ams6415 or ams6484 national std/spec 2nd material response or ams6322, ams6325 or ams6327 national std/spec 3rd material response
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Surface Specification:Ams-qq-p-416, type ii, class 2 national std/spec single treatment response
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Specification Data:80205-nas7400 through nas7416 national std/spec
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Schedule B Code:7318152000
Classification
Bolts and bolts and their nuts or washers exported in the same shipment
Definition Close Tolerance Screw
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 Identification
Part Materials
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