Recessed Washer

NSN: 5310-00-025-7904 | Model: 176-48288-3

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

NSN Properties and Flags

NATO Stock Number

5310-00-025-7904

DEMIL

Hole Diameter

Between 0.422 inches and 0.484 inches

Outside Diameter

Between 0.844 inches and 0.906 inches

Overall Height

Between 0.081 inches and 0.101 inches

Recess Diameter

Between 0.672 inches and 0.692 inches

Material Thickness

Between 0.081 inches and 0.101 inches

Recess Angle

Between 119.5 degrees and 120.5 degrees

Surface Finish

63.0 microinches counterbore face

Material

Aluminum alloy

Style Designator

Recessed

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 5310-00-025-7904 Datasheet

Supply Class (FSC):

Nuts And Washers

Cross Reference:

176-48288-3

Cage Codes:

Boeing Company, The (CAGE 43999)

Schedule B & Trade:

Schedule B: 7616108000 (NAICS 332722)

Cotters, cotter-pins, washers and similar articles, of aluminum
SITC: 69440

Nails, tacks, staples (excluding staples in strips for office etc. Use), screws, bolts, nuts, rivets, washers and similar articles, of aluminum
End Use: 12300

Finished metal shapes

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

194120 - Washers/gaskets/pckg dvcs noi
WCC:

713 - Metal hardware
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
LTL:

W - Rating variable
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
V
Quantity per pack
100
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
Sf9sx-n
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $1.42 to $2.36..
Does NSN 5310-00-025-7904 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force, and Republic Of Korea
What is the NIIN of NSN 5310-00-025-7904?
000257904 or 00-025-7904
Does NSN 5310-00-025-7904 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5310-00-025-7904?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Mar 28, 1967