Plain Hexagon Nut P/N NAS509L10

Specifications

Material

Overall Steel Comp 4130

Nominal thread size

Inches 0.625

Surface treatment

Overall Cadmium

Width across flats

0.986–1.002 in

Thread series

UNF

Thread quantity per inch

18

Hardness rating

Rockwell C Minimum 34.0 and Rockwell C Maximum 38.0

Thread class

3B

Countersink angle

Nut Degrees Minimum 109.0 and Degrees Maximum 111.0

Material document and classification

Overall MIL Spec Single Material Response -IL-S-6758,Cond C4

Drilled hole diameter

0.046 in (nominal)

Thread direction

Left-Hand

Nut height

0.396–0.416 in

Surface treatment document and classification

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

Hole type and quantity

Drilled 3

Bearing surface type

Chamfered or Washer Faced

Bearing surface finish

Microinches 250.0

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

Cross-reference part numbers

NAS509L10

Also referenced as

LS11170L10

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual.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 1 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.

In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered

FAQ

What is NSN 5310-00-576-8033?
NSN 5310-00-576-8033 (5310005768033) — Plain Hexagon Nut: SECO Parts has 1 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for plain hexagon nut in federal supply class 5310 (Nuts and Washers).

Is NSN 5310-00-576-8033 available?
SECO Parts has 1 in stock in Augusta, GA — order or request a quote below.

How much does NSN 5310-00-576-8033 cost?
NSN 5310-00-576-8033 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 5310-00-576-8033?
Part numbers that cross-reference this NSN include NAS509L10. It is also referenced by older, superseded or advisory numbers: LS11170L10. SECO can quote against any of them.