HK52738-4DL

HK527384DL Self-locking Extended Washer Nut

Price Quote Get an up to date pricing and availability quote for this product. Order online or over the phone.

Part Number:
Quantity Requested:
Your Email:
Full Name:
Contact Phone:
Company:

Quality Commitment

Serving our customers with quality and safety first.

  •   AS9120 Certified
  •   Audited supply chain
  •   ITAR Registered
  •   DDTC Registered
  •   HAZMAT Certified
  •   Customer service objectives
  •   Every product 100% inspected
AS9120 Certified by SAI Global

Datasheet. HK52738-4DL specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

3b

Thread Direction
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.

RIGHT-Hand

Locking Feature
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.

prevailing torque all metal design

Washer Outside Diameter

0.505in. and 0.515in.

Lubrication
A substance designed to provide a reduction of friction between the two surfaces in contact.

dry film lubricant

Overall Height
The distance measured in a straight line from the bottom to the top of an item.

0.292in.

Nut Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.

hexagon

Washer Thickness

0.113in. and 0.123in.

Width Across Flats
The shortest straight line between flats,perpendicular to the height.

0.305in. and 0.313in. ⁓21/64"

Thread Series
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.

unjf

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

28

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

0.250in. ⁓1/4"

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

iron alloy 660

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

ams 5525 assn std 1st material response washer or ams 5737 assn std 2nd material response washer

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

ams 5737 assn std single material response nut

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

ams 5737 assn std single material response

Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

disulfide molybdenum washer

Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

anodize nut

Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

QQ-P-35 fed spec single treatment response washer

Answers.

What material is the self-locking extended washer nut made of ?

Iron alloy 660

What is the thread quantity per inch?

28

What is the thread direction?

Right-hand

What is the thread class?

3b

What is the NSN for HK52738-4DL?

5310-01-445-0770

How is this classified for shipping?

Schedule B number: 7318160000
Nuts of iron or steel

What's the federal classification of HK52738-4DL?

FSC 5310 ⁓ Nuts and washers

Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.

Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).

NSN 5310-01-445-0770 NUT,SELF-LOCKING,EXTENDED WASHER

anodize nut surface treated 28 thread quantity per inch right-hand 3b thread class

NIIN
014450770
NIIN Date
05/23/97
Schedule B
7318160000 
Name Code
29730
FIIG
A021A0
QUP
 
Historical Price
$2.63 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1. BH00182C4M Cage 27238
2. VN376D04W Cage 5M902
3. 92652M-4 Cage 56878
4. VN376D048W Cage 92215
5. 3D0007L4 Cage 88277
6. VN376D04W Cage 92215

Major End Users Countries and entities

  • - Department of The Air Force 

Availability for HK52738-4DL A member of our team will provide you with a price and availability quote

Request a Quote »

Similar by Design Other nuts with similar characteristics

Nothing similar to this part number was found in our inventory

HK52738-4DL / Nut,self-locking,extended washerWhat is the formal definition of this item?

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. an integral feature is incorporated for locking on the threads of a mating member.