Concave Washer

NSN: 5310-01-658-8831 | Model: K39781-3

A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. See also washer (1), convex. Excludes washer (1), recessed and bearing, washer, thrust.

NSN Properties and Flags

NATO Stock Number

5310-01-658-8831

DEMIL

Recent Solicitations

Solicitation	Return by Date	Buyer Code	Quantity
SPE5EM21T2453	2021-03-18	PHPHC	358 EA
SPE5E720T7931	2020-05-07	PHPHA	47 EA
SPE5E720T3578	2020-01-21	PHPHA	219 EA
SPE5E720T1028	2019-11-05	PHPHA	343 EA
SPE5E717T7618	2017-03-31	PHPHA	200 EA
SPE5E717T3052	2016-12-14	PHPHA	100 EA

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 5310-01-658-8831 Datasheet

Supply Class (FSC):

Nuts And Washers

Cross Reference:

K39781-3
LE153-0001-0003
LE153-0001

Cage Codes:

Arconic Global Fasteners & Rings, (CAGE 15653)
Boeing Company, The (CAGE 43999)

NSN Management Codes:

SOS
Sms
AAC
D
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
Sf9ek-n
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $63.59 to $105.98..
Does NSN 5310-01-658-8831 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.
What is the NIIN of NSN 5310-01-658-8831?
016588831 or 01-658-8831
Does NSN 5310-01-658-8831 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5310-01-658-8831?
Solicitation SPE5EM21T2453 for qty 358 on 03/24/2021