NSN 5305-00-143-9618

Close Tolerance Screw

FSC: 5305     NIIN: 001439618
Price Quote  

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Product Characteristics

NSN:
5305001439618
Demilitarization:
NO
INC:
29294
Shelf Life:
N/A
Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
Between 0.250 inches and 0.317 inches
Fastener Length:
Between 0.448 inches and 0.495 inches
Head Style:
Flat countersunk
Head Diameter:
Between 0.297 inches and 0.302 inches
Grip Diameter:
Between 0.1885 inches and 0.1895 inches
Internal Drive Style:
Offset cruciform (torque set)
Thread Diameter:
0.190 inches
Grip Length:
Between 0.178 inches and 0.198 inches
Thready Qty Per Inch (tpi):
32
Min. Tensile Strength (psi):
180000 pounds per square inch
Hardness Rating:
39.0 rockwell c and 43.0 rockwell c
Countersink Angle:
Between 99.5 degrees and 100.5 degrees
Surface Finish:
32.0 microinches bearing surface of head
Material:
Steel comp e4340 or steel comp 4340 or steel comp 4140 or steel comp 8740
Surface Treatment:
Cadmium and chromate
Surface Treatment Specification:
Qq-p-416, type 2 cl 2 federal specification single treatment response
Thread Series Designator:
Unjf
Specification Data:
76823-51b581 manufacturers standard

Part Numbers

  • 51B581-3-3
    NORTHROP GRUMMAN TECHNICAL SERVICES,

Stock Availability

Stock quantities are grouped by condition code below.

  • NE: 120
  • NS: 162


Notice: Availability of this item was updated on 10-03-2023 and may not reflect the most current stock quantity. Request a quote for up to date pricing and availability.

Shipping & Handling

HMIRS:

No MSDS. No hazardous material.

ESD:

No known electrostatic discharge.

Schedule B:

7318152000 - Bolts and bolts and their nuts or washers exported in the same shipment.

Professional Distribution

  •   ITAR Registered
  •   DDTC Registered
  •   HAZMAT Certified
  •   AS9120 Quality Standards
  •   100% Quality Inspections
ITAR registered supplier

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NSN: 5305-00-143-9618 screw,close tolerance
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Cage Codes
NORTHROP GRUMMAN TECHNICAL SERVICES, - 0JRC1