Hexagon Single Ball Seat Self-locking Nut

NSN: 5310-01-321-8595 | Model: HK52207P6

A nut having one convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member. See also nut (1), self-locking, cone seat, hexagon.

NSN Properties and Flags

NATO Stock Number

5310-01-321-8595

DEMIL

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Lubrication

Dry film lubricant

Nut Style

Single ball seat, hexagon

Ball Seat Radius

Between 0.435 inches and 0.440 inches

Nut Height

Between 0.300 inches and 0.310 inches

Width Across Flats

Between 0.429 inches and 0.439 inches

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Hardness Rating

Between 38.0 rockwell c and 44.0 rockwell c

Thread Size

0.375 inches

Material

Steel comp 8740 or steel comp e4340 or steel comp 4037

Material Specification

Mil-s-6049 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-8695 military specification 3rd material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, cl 2 federal specification single treatment response

Inventory Check

The last inventory check on this NSN was done on 06/17/2024. Due to rapid changes in inventory this may not be the current stock qty.

New Surplus: 9
New: 924

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 5310-01-321-8595 Datasheet

Supply Class (FSC):

Nuts And Washers

Cross Reference:

HK52207P6
BH01019A6
H52207P6

Cage Codes:

Arconic Global Fasteners & Rings, (CAGE 15653)
Bristol Industries (CAGE 27238)

Schedule B & Trade:

Schedule B: 7318160000 (NAICS 332722)

Nuts of iron or steel
SITC: 69421

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

A - Item does not contain precious metal.

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:

093486 - Bolts, nuts or screws, noi (sub 3)
WCC:

573 - Bolts or nuts (iron or steel),(less than 35 feet)
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
Z
Quantity per pack
1
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 $13.61 to $22.68..
Does NSN 5310-01-321-8595 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, Spain, Australia, Belgium, and New Zealand
What is the NIIN of NSN 5310-01-321-8595?
013218595 or 01-321-8595
Does NSN 5310-01-321-8595 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5310-01-321-8595?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jun 23, 1990