Home » FSC Catalog » Nuts And Washers » 5310-00-005-8161

Flat Washer

SKU: 5310000058161 | Model: 3035795-1
NSN 5310-00-005-8161 NSN 5310-00-005-8161

Rectangular cross-sectional shape style, 0.321" hole diameter, round peripheral shape style, 1 round center hole shape style, 0.120" thickness

Specifications from the Manufacturer

Cross-sectional Shape Style:
Hole Diameter:
0.321 inches minimum and 0.328 inches maximum
Peripheral Shape Style:
Center Hole Shape Style:
1 round
Center Hole Shape Style:
0.120 inches minimum and 0.130 inches maximum
Overall Diameter:
0.880 inches nominal
Hardness Rating:
32.0 rockwell c minimum and 36.0 rockwell c maximum
Steel comp 4130 overall
Material Document And Classification:
Mil-s-6758 cd 4f mil spec single material response overall
Surface Treatment:
Cadmium overall
Surface Treatment Document And Classification:
Qq-p-416 ty 2 cl 1 fed spec single treatment response overall

Pricing and Availability

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NSN 5310-00-005-8161 Datasheet

Supply Class:


Cross Reference:

  • 3035795-1

Cage Codes:

  • Raytheon Company (CAGE 82577)

Replaced or Cancelled:

5310-00-005-8161 is not a replacement of any national stock number and has not been cancelled or replaced itself.


NIIN: 000058161
NSN: 5310000058161
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
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.

Management Codes:

CTL: 9B----- (MOE: DN)
AAC: Terminal item. identifies items in stock, but future procurement is not authorized. requisitions may continue to be submitted until stocks are exhausted. preferred item national stock number is normally provided by application of the phrase: when exh
QUP: 1
SLC: 0

Reference Drawing:

[drawing of 5310-00-005-8161]

Schedule B & Trade:

7318220000 (NAICS 332722)
Washers other than lock washers, iron or steel

Screws, bolts, nuts, screw hooks, rivets, washers and similar articles, not 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 5310-00-005-8161 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 5310-00-005-8161 defined?
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. the hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). the thickness cannot exceed 25 percent of the largest outside dimension. when the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. the maximum tolerance is applied to dimensions and used as a determining factor. items with separable lamination use shim. for items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. excludes disk, valve, graphite impregnated and lubricated items.
What is the NIIN of NSN 5310-00-005-8161?
000058161 or 00-005-8161
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 5310000058161 ITAR controlled?
No. This item is not ITAR Controlled.
What is the most recent solicitation for NSN 5310000058161?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jun 11, 1972