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Round Plain Nut

SKU: 5310000037210 | Model: 342-106401-7
NSN 5310-00-003-7210 NSN 5310-00-003-7210

2B thread class, right-hand , 0.505" nut counterbore diameter, 0.120" drive point depth, 0.625" nut diameter, 0.310" nut thickness

Specifications from the Manufacturer

Thread Class:
Thread Direction:
Counterbore Diameter:
0.505 inches minimum nut and 0.515 inches maximum nut
Drive Point Depth:
0.120 inches nominal
Nut Diameter:
0.625 inches nominal
Nut Thickness:
0.310 inches nominal
Drive Point Width:
0.062 inches nominal
Drive Point Quantity:
Nut Counterbore Depth:
0.030 inches minimum nut and 0.060 inches maximum nut
Thread Series:
Thread Quantity Per Inch:
Nominal Thread Size:
0.438 inches
Steel comp 303 overall
Material Document And Classification:
Qq-s-764,cond a fed spec single material response overall
Surface Treatment:
Passivate overall
Surface Treatment Document And Classification:
Mil-f-14072,e300 mil spec single treatment response overall

Pricing and Availability

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NSN 5310-00-003-7210 Datasheet

Supply Class:


Cross Reference:

  • 342-106401-7

Cage Codes:

  • Cubic Defense Applications, Inc. (CAGE 94987)

Replaced or Cancelled:

5310-00-003-7210 is not a replacement of any national stock number and has not been cancelled or replaced itself.


NIIN: 000037210
NSN: 5310000037210
DEMIL Code Meaning: Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations.

Freight Codes:

NMF Desc: Washer Or Gaskets, Iron Or Steel,
NMFC: 194160
UFC: 55210
LTL: 50.0
LCL: 50.0
WCC: Metal hardware
TCC: No special type of cargo code applicable
SHC: Other or no special handling required (sh)
ADC: Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC: Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
ASH: No special handling required.

Schedule B & Trade:

7318160000 (NAICS 332722)
Nuts of iron or steel

Screws, bolts, nuts, screw hooks, rivets, washers and similar articles, threaded, of iron or steel

End Use:

Finished metal shapes

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 5310-00-003-7210 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
No recorded entities for this stock number.
How is national stock number 5310-00-003-7210 defined?
A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. for items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. see also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
What is the NIIN of NSN 5310-00-003-7210?
000037210 or 00-003-7210
Does this item require Demilitarization?
Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations. (note 9).
Is NSN 5310000037210 ITAR controlled?
No. This item is not ITAR Controlled.
What is the most recent solicitation for NSN 5310000037210?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
May 19, 1972