Machine Screw

6988

6988
(NSN) National Stock Number
5305-00-010-0778
Federal Supply Classification
5305 Screws
Item Name Code
06657
Schedule B Code
-
Summary

2a thread class, 0.625 inches maximum thread length, 0.625 inches nominal fastener length, round head style, 0.382 inches minimum and 0.408 inches maximum head diameter, 0.139 inches minimum and 0.153 inches maximum head height

DAC HCC DMIL RNCC
4 - - 3
RNVC SADC MSDS RNAAC
1 - - 75
Identification

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

INC FIIG Concept Condition
06657 A500D0 - 1
Specifications
Thread Class
2a
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Length
0.625 inches maximum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
0.625 inches nominal
Details The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.
Head Style
round
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Head Diameter
0.382 inches minimum and 0.408 inches maximum
Details The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
Head Height
0.139 inches minimum and 0.153 inches maximum
Details A measurement from the bottom to the top of the head,in distinction from depth.
Internal Drive Style
cross recess type 1
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.
Nominal Thread Diameter
0.216 inches
Details The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
Thread Quantity Per Inch
24
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Thread Series Designator
unc
Details A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
43S13604 10001 X - 3 2 - XX
0903754-0 6N299 5 - 3 2 - KZ
100778 21450 1 - 5 2 - BF
0903754 92392 5 - 5 9 - KZ
903754 92392 5 - 5 9 - ZZ
FFS92TYPE1STYLE1S 81348 X - 4 1 - XX
100778 24617 X - 5 9 - XX
100778 7X677 5 - C 1 - ZZ
7008611 19207 1 - 5 2 - BF
85250 08683 X - 5 9 - XX
S33X34 65282 X - 5 9 - XX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
48950 - W U
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
AM GENERAL LLC
CAGE: 34623
SOUTH BEND , IN , 46628-7050
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-00-010-0778
What is the NIIN of the NSN 5305-00-010-0778?
The National Item Identification Number (NIIN) of the NSN 5305-00-010-0778 is 00-010-0778
When the NSN 5305-00-010-0778 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5305-00-010-0778 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-010-0778 contain any hazardous material?
No data in HMIRS

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