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Externally Relieved Body Screw NSN 5305-01-284-9665

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and 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. See also bolt, externally relieved body and bolt, internal wrenching.

NSN 5305-01-284-9665 NSN: 5305-01-284-9665

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.250 inches
Fastener Length
0.666 inches
Head Style
Flat chamfer
Head Diameter
Between 0.276 inches and 0.281 inches
Head Height
0.112 inches
First Diameter From Head
Between 0.154 inches and 0.156 inches
Second Diameter From Head
Between 0.075 inches and 0.080 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
Between 0.249 inches and 0.259 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
0.416 inches
Internal Drive Style
Slot
Thread Diameter
0.112 inches
Thready Qty Per Inch (tpi)
40
Criticality Code Justification
Zzzy
Externally Relieved Body Diameter Quantity
1
Material
Steel comp 302 or steel comp 304
Material Specification
Astm 276 assn standard 1st material response or astm a479 assn standard 2nd material response
Surface Treatment
Passivate
Special Test Features
Special quality control testing
Surface Treatment Specification
Mi5-25 cage 94271 mfr ref single treatment response
Test Data Document
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", "", etc.).
Thread Series Designator
Unc
Reference Number Differentiating Characteristics
As differentiated by material which must conform to ships parts control center special quality control provisions
FSC
5305 Screws
NIIN
012849665
NSN
5305012849665

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
129295-1
Cage Code:
94271
Status:
A
MSDS:
Part Number:
LL-HX5-8107
Cage Code:
14153
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318152000
  • NAICS: 332722
  • SITC: 69421
  • Description: Bolts and bolts and their nuts or washers exported in the same shipment
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 5305-01-284-9665
What are the manufacturers of nsn 5305012849665?
Does this nsn 5305012849665 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012849665
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). it is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and 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. see also bolt, externally relieved body and bolt, internal wrenching.
Does nsn 5305012849665 contain any precious metals?
No precious metal content.
Does nsn 5305012849665 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012849665?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
01852
FIIG:
A003B0
App. Key:
SE
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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