5305-00-596-7372
Hexagon Head Cap Screw
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Official Item Classification
- Name
- Hexagon Head Cap Screw
- (NSN) National Stock Number
- 5305-00-596-7372
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 18257
- (FIIG) Federal Item Identification Guide
- A003B0
- Date
- 01/11/1975 (51 years ago)
1.250 inches minimum thread length, hexagon head style, 1.750 inches nominal fastener length, right-hand thread direction, 2a thread class
Specs & Compatibility
2a
right-hand
1.250 inches minimum
1.750 inches nominal
hexagon
0.302 inches minimum and 0.323 inches maximum
0.736 inches minimum and 0.750 inches maximum
0.500 inches
20
120000 pounds per square inch
25.0 rockwell c minimum and 34.0 rockwell c maximum overall
zzzy
steel overall
sae gr 5 assn std single material response overall
chromium overall
special quality control testing
qq-c-320,cl2 fed spec single treatment response overall
"81349-mil-p-23199 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
unf
material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications
Regulatory Compliance
Item does not contain precious metal.
The item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restrictions or application.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
N35
0018257
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