Self-Locking Hexagon Nut P/N M45913/3-8FG8C

Specifications

Thread direction

Right-Hand

Hardness rating

Rockwell C Minimum 26.0 and Rockwell C Maximum 35.0

Material

Nut Steel

Surface treatment

Nut Cadmium

Surface treatment document and classification

Nut Fed Spec Single Treatment Response QQ--416,TY 2,CL 3

Width across flats

0.736–0.752 in

Thread series

UNF

Material

Locking Insert Plastic Polyamide Nylon

Locking feature

Prevailing Torque with Nonmetallic Insert

Temp rating

Fahrenheit Nominal 250.0

Thread class

3B

Nut height

0.609 in maximum

Bearing surface type

Chamfered

Thread quantity per inch

20

Nominal thread size

Inches 0.500

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

Cross-reference part numbers

M45913/3-8FG8C MS51943-40

Also referenced as

10352843

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual.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	SMS DLA Land and Maritime, Columbus, Ohio
Acquisition advice code	Z Insurance/numeric stockage objective — held by the government as insurance stock for contingencies, not for routine issue. SECO has 3,419 on the shelf
Unit of issue	EA each
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 5310-00-488-3888?
NSN 5310-00-488-3888 (5310004883888) — Self-Locking Hexagon Nut: SECO Parts has 3,419 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for self-locking hexagon nut in federal supply class 5310 (Nuts and Washers).

Is NSN 5310-00-488-3888 available?
SECO Parts has 3419 in stock in Augusta, GA — order or request a quote below.

How much does NSN 5310-00-488-3888 cost?
NSN 5310-00-488-3888 is a low-cost part, so SECO quotes it by the line rather than by the piece: there is a $50 minimum per line, and quantity pricing on request — usually answered the same business day.

What part numbers cross-reference to NSN 5310-00-488-3888?
Part numbers that cross-reference this NSN include M45913/3-8FG8C, MS51943-40. It is also referenced by older, superseded or advisory numbers: 10352843. SECO can quote against any of them.