Main Source, Inc. - Products - We Specialize in Fasteners and Hardware for Electronics

14 Celina Avenue

Nashua, NH 03063

fax: (603) 883-0869

1-800-242-2941

Number 1
for Service

We have millions of Fasteners in stock for quick delivery.
(Steel, Stainless Steel, Brass, Nylon, Bronze, Aluminum, Special Alloys,
U.S. Standard, Metric, Military, Commercial, Common and Hard-To-Find).

Fasteners and Hardware

NUTS

Cap (Acorn)

Castle Nuts

Cold Forged Wing

Finished Hex

Finished Hex Grade 5

Finished Hex Grade 8

Heavy Hex

Hex Coupling

Hex Jam

Hex Machine Screw

Hex M/S Nuts Small Pattern

Hex Panel (pipe)

K-Lock Nuts

Regular Square Nuts

Nylon Insert Stop

Nylon Stop Nuts Thin Pattern

Serrated Flange

Slotted Nuts

Square Machine Screw

Stamped Wing

Stover Flanged Lock Nuts

Stover Grade C Lock Nuts

Tee Nuts

Two Way Lock

SELF TAPPING SCREWS

Flat Phillips Type A-AB

Flat Phillips Type B

Flat Slotted Type A

Flat Square Type A

Hex Unslotted Type A

Hex Washer Slotted Type B

Hex Washer Slotted
Self Piercing

Hex Washer Slotted
Type A-AB

Hex Washer Unslotted
Type A-AB

Hex Washer Unslotted
Type H-L

Oval Phillips Type A-AB

Pan Combo Drive
Type A-AB

Pan Phillips Type A-AB

Pan Phillips Type B

Pan Phillips Type H-L

Pan Slotted Type A-AB

Pan Slotted Type B

Pan Square Type A

Truss Phillips Type A-AB

WASHERS

Countersunk External Lock

Countersunk Finishing

External-Internal Comb.Lock

External Tooth Lock

Fender

Hi Collar Split Lock

Internal Tooth Lock

Machine Screw

Medium Split Lock

Medium Split Grade 8 Zinc
Yellow Plated

S.A.E. Flat

S.A.E. Thru Hard Zinc
Yellow Plated

U.S.S. Flat

U.S.S. Thru Hard Zinc
Yellow Plated

Fasteners and Hardware

CAP SCREWS & BOLTS

Socket Head Screws

Shoulder Screws

Button Head Cap Screws

Flat Head Cap Screws

Carriage Bolts

Carriage Bolts Grade 5

Elevator Bolts

Flat Slotted Cap Screws

Frame Bolts

Hanger Bolts

Hex Cap Screws Grade 2

Hex Cap Screws Grade 5

Hex Cap Screws Grade 8

Hex Lag Screws

Lake Erie Hex Cap Screws Grade 5

Lake Erie Hex Cap Screws Grade 8

Plow Bolts

Step Bolts

Tap Bolts

Tap Bolts Grade 5

MACHINE SCREWS

Fillister Phillips

Flat Phillips

Flat Phillips Undercut

Flat Phillips 100 Degree

Oval Phillips

Pan Phillips

Round Phillips

Truss Phillips

Binding Slotted

Fillister Slotted

Flat Slotted

Flat Undercut Slotted

Hex Slotted

Hex Unslotted

Hex Washer Slotted

Hex Washer Unslotted

Oval Slotted

Pan Slotted

Round Slotted

Truss Slotted

THREAD CUTTING SCREWS

Flat Phillips Type F

Flat Torx Type F

Hex Washer Slotted Type F

Hex Washer Slotted Type 1

Hex Washer Slotted Type 23

Hex Washer Slotted Type 25

Hex Washer UnslottedType F

Pan Head Phillips Type 1

Pan Phillips Type F

Pan Phillips Type 23

Pan Phillips Type 25

Pan Slotted Type F

Pan Slotted Type 23

Pan Slotted Type 25

SEMS MACHINE SCREWS

Pan Phillips External

Pan Phillips Internal

Pan Slotted External

Pan Slotted Internal