Cap Hexagon Head Screw P/N ASME-B18.2.1

Specifications

Fastener length

3.906–4.000 in

Hardness rating

Overall Rockwell C Minimum 25.0 and Rockwell C Maximum 34.0

Material

Overall Steel

Minimum tensile strength

Pounds Per Square Inch 120000

Thread length

1.732–1.750 in

Thread class

2A

Thread direction

Right-Hand

Head height

0.455–0.483 in

Width between flats

1.100–1.125 in

Nominal thread diameter

Inches 0.750

Thread quantity per inch

10

Surface treatment document and classification

Overall Fed Spec Single Treatment Response SAE to A-S QQ--416 TY2CL3

Thread series designator

Unified National Coarse (UNC)

Material document and classification

Overall Assn STD Single Material Response SAE GR 5

Surface treatment

Overall Cadmium and Chromate

From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.

Cross-reference part numbers

ASME-B18.2.1 701-4711389-22 B18.2.1 FF-S-85C MS90725 MS90725-195

Also referenced as

110-0785

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.

Shown for identification only. SECO can quote against any of these numbers.

Logistics data

Source of supply	GSA General Services Administration
Acquisition advice code	J Not stocked, centrally procured — the government does not stock this item; it is procured only when a requisition arrives. SECO has 702 on the shelf
Unit of issue	BX box
Demilitarization code	A Demilitarization not required — non-munitions-list item
Controlled inventory code	U Unclassified
Hazardous material indicator	N No hazardous material

Source: public FLIS/PUB LOG cataloging data.

Why buy from SECO

These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.

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FAQ

What is NSN 5305-00-939-7063?
NSN 5305-00-939-7063 (5305009397063) — Cap Hexagon Head Screw: SECO Parts has 702 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for cap hexagon head screw in federal supply class 5305 (Screws).

Is NSN 5305-00-939-7063 available?
SECO Parts has 702 in stock in Augusta, GA — order or request a quote below.

How much does NSN 5305-00-939-7063 cost?
SECO quotes NSN 5305-00-939-7063 on request, usually the same business day.

What part numbers cross-reference to NSN 5305-00-939-7063?
Part numbers that cross-reference this NSN include ASME-B18.2.1, 701-4711389-22, B18.2.1, FF-S-85C, MS90725, MS90725-195. It is also referenced by older, superseded or advisory numbers: 110-0785. SECO can quote against any of them.