PK-37-A

PK37A Retaining Ring

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Datasheet. PK-37-A specification

Cross-sectional Shape Style
The style designation indicating the configuration that most nearly corresponds to the cross-sectional shape of the item.

round

Inside Diameter
The length of a straight line which passes through the center of a circular figure or body,and terminates at the inside circumference.

0.974in.

Casehardening Indicator
Indicates whether or not a ferrous alloy object has been subjected to a process whereby the outer portion is made substantially harder than the inner portion or core.

not casehardened

Outside Diameter
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.

1.140in.

Ring Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the ring.

hooked wire

Material Diameter
The length of a straight line which passes through the center of the material,and terminates at the circumference.

0.072in.

Usage Design
Indicates the designed use of the item.

internal

Material
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.

steel

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

steel

Answers.

What material is the retaining ring made of ?

Steel

What is the ring style?

Hooked wire

What is the outside diameter?

1.140 inches

What is the inside diameter?

0.974 inches

What is the NSN for PK-37-A?

5325-00-132-0348

How is this classified for shipping?

Schedule B number: 9606100000
nmfc 133300
Press-fasteners, snap-fasteners & press-studs & parts therefor

What's the federal classification of PK-37-A?

FSC 5325 ⁓ Fastening devices

NSN 5325-00-132-0348 RING,RETAINING

hooked wire ring style 1.140" outside diameter 0.974" inside diameter

NIIN
001320348
NIIN Date
12/11/68
Schedule B
9606100000 
Name Code
07623
FIIG
T252-G
Item Weight
0.100lbs
Item Dimensions
--
QUP
 
Historical Price
$3.83 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
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. PK37A Cage 66289

Major End Users Countries and entities

  • - Department of The Navy 
  • - Department of The Army 
  • - U.s. Marine Corps 
  • - Department of The Air Force 
  • - Portugal 
  • - Greece 
  • - Turkey 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
Rating variable 
LCL (less than a car load rating)
Unknown
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater 
Commodity (for shipments via water)
Metal hardware 
NMFC (national motor freight code)
133300 MACHINERY/MACHINES NOI 
UFC (universal freight code)
63220 

Similar by Design Other rings with similar characteristics

Nothing similar to this part number was found in our inventory

PK-37-A / Ring,retainingWhat is the formal definition of this item?

A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. for items having internal prongs which perform the same function, see push on nut. it is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. see also clip, retaining and pin, lock. excludes ring, connecting, round.