BACB30LU4-25

Screw, Close Tolerance

Part number: BACB30LU4-25
NSN: 5305-01-054-4633
NIIN: 010544633
Item name: Screw, Close Tolerance
Manufacturer: Alcoa Global Fasteners Inc.
CAGE code: 06950
FSC: 5305 â€” Screws
Unit of issue: EA
DEMIL code: A

Alternate part numbers

BACB30LU4-25
CAGE
06710
06725
06950
1RC86
17446
17943
27624
56878
57928
61809
65788
80539
81205
92215
97928
9N513

Technical characteristics

Thread Class: 3A
Thread Direction: Right-hand
Thread Length: 0.400-0.450 in
Fastener Length: 1.972-2.002 in
Head Style: Flat countersunk
Head Diameter: 0.455-0.510 in
Grip Diameter: 0.2485-0.2495 in
Internal Drive Style: Cross recess type 1
Nominal Thread Diameter: 0.250 in
Grip Length: 1.552-1.572 in
TPI: 28
Countersink Angle: 100 degrees nominal
Surface Finish: 32.0 microinches
Material: Steel E4340 or 4340 or 8740
Surface Treatment: Cadmium and chromate, QQ-P-416 ty2 cl3
Thread Series: UNJF

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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