Assembled Washer Screw

30-7980

30-7980
(NSN) National Stock Number
5305-00-921-1277
Federal Supply Classification
5305 Screws
Item Name Code
06660
Schedule B Code
7318152000
Summary

2a thread class, 0.250 inches minimum thread length, 0.250 inches nominal fastener length, pan head style, 0.200 inches nominal head diameter, 0.075 inches nominal head height

DAC HCC DMIL RNCC
2 - - E
RNVC SADC MSDS RNAAC
8 - - ZZ
Identification

A screw, (as modified) to which has been assembled one or more nonremovable washer(s).

INC FIIG Concept Condition
06660 A003B0 - 1
Specifications
Thread Class
2a
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Length
0.250 inches minimum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
0.250 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
pan
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Head Diameter
0.200 inches nominal
Details The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
Head Height
0.075 inches nominal
Details A measurement from the bottom to the top of the head,in distinction from depth.
Washer Quantity
1
Details The number of washers included on the item.
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.
Primary Washer Outside Diameter
0.210 inches nominal
Details None.
Primary Washer Style
flat external teeth
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the primary washer.
Primary Washer Material Thickness
0.021 inches nominal
Details None.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
nickel overall
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
72-0114 47486 2 - 3 2 - KZ
72-114 47486 5 - 5 9 - KZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
48950 - W -
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
ONTIC ENGINEERING & MANUFACTURING, INC DBA ONTIC US
CAGE: 45934
CHATSWORTH , CA , 91311-5372
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-00-921-1277
What is the NIIN of the NSN 5305-00-921-1277?
The National Item Identification Number (NIIN) of the NSN 5305-00-921-1277 is 00-921-1277
When the NSN 5305-00-921-1277 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Sat, Dec 11, 1965
Does the NSN 5305-00-921-1277 contain any precious metals?
Does not contain precious metal
Does the NSN 5305-00-921-1277 contain any hazardous material?
No data in HMIRS

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