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Socket Head Cap Screw NSN 5305-01-325-2738

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

NSN 5305-01-325-2738 NSN: 5305-01-325-2738

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.900 inches and 1.000 inches
Fastener Length
1.000 inches
Head Style
Flat chamfer
Head Diameter
Between 0.365 inches and 0.375 inches
Head Height
Between 0.244 inches and 0.250 inches
Locking Feature
Pellet threads or strip threads
Internal Drive Style
Hexagon
Thread Diameter
0.250 inches
Width Across Flats
0.188 inches
Thready Qty Per Inch (tpi)
20
Min. Tensile Strength (psi)
80000 pounds per square inch
Minimum Yield Strength
40000 pounds per square inch
Special Features
Optional type locking feature, patch, pellet or strip
Material
Nickel alloy 400 fastener
Material Specification
Qq-n-281 cla federal specification single material response fastener
Thread Series Designator
Unc
Nondefinitive Specification/std Data
N type
FSC
5305 Screws
NIIN
013252738
NSN
5305013252738

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
53A-00-199-4
Cage Code:
D9182
Status:
A
MSDS:
Part Number:
0.250-20UNC-3A X 1.000 IN LG
Cage Code:
80204
Status:
A
MSDS:
Part Number:
FF-S-86
Cage Code:
81348
Status:
A
MSDS:
Part Number:
122-5486623 PC122
Cage Code:
43689
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7508900000
  • NAICS: 332999
  • SITC: 69975
  • Description: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5305-01-325-2738
What are the manufacturers of nsn 5305013252738?
Does this nsn 5305013252738 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305013252738
An externally threaded fastener whose threaded portion is of one nominal diameter. the head has an internal socket or multiple spline for use with an inserted driver. a locking feature may be incorporated in the design of the head or threads. excludes items with bevel (conical) heads. see bolt, internal wrenching. excludes screw, shoulder; and screw, machine.
Does nsn 5305013252738 contain any precious metals?
No precious metal content.
Does nsn 5305013252738 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305013252738?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
16282
FIIG:
A003B0
App. Key:
SC
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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