51B221-5

Screw, Machine

Part number: 51B221-5
NSN: 5305-00-902-6577
NIIN: 00-902-6577
Item name: Screw, Machine
Manufacturer: Alcoa Global Fasteners Inc.
CAGE code: 06950
FSC: 5305
Unit of issue: EA
DEMIL code: A

Alternate part numbers

51B221-50H CAGE 06725
51B221-50H CAGE 06950
51B221-50H CAGE 0JRC1
51B221-50H CAGE 17446
51B221-50H CAGE 27624
51B221-50H CAGE 73197
51B221-50H CAGE 76823
51B221-50H CAGE 80539
51B221-50H CAGE 92215
51B221-50H CAGE L4528

Technical characteristics

Thread Class: 3A
Thread Direction: Right-hand
Thread Length: 0.276 inches minimum
Fastener Length: 3.401 inches nominal
Head Style: PAN
Head Diameter: 0.361 inches minimum and 0.381 inches maximum
Head Height: 0.103 inches minimum and 0.118 inches maximum
Internal Drive Style: Torque set
Nominal Thread Diameter: 0.190 inches
Thread Quantity per Inch: 32
Minimum Tensile Strength: 180000 pounds per square inch
Screw Material: Steel
Screw Surface Treatment: Cadmium
Thread Series Designator: UNF

Catalogue data is compiled from public DLA/FLIS sources and is provided for identification. Availability, condition and certification are confirmed on quotation. OmniSynk Distribution Services is a stocking distributor.

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