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Datasheet. 4177-20H specification
Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
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.
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
Fabrication Method
The process used in manufacturing the item.
The process used in manufacturing the item.
any acceptable
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.
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
Overall Length
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
0.750in. ⁓3/4"
Thread Size
Designates the thread diameter and number of threads per specific measurement scale.
Designates the thread diameter and number of threads per specific measurement scale.
1-5/8-12
Tube Outside Diameter For Which Designed
The length of a straight line which passes through the center of the tube for which designed,and terminates at the outside circumference.
The length of a straight line which passes through the center of the tube for which designed,and terminates at the outside circumference.
1.250in.
Seat Angle In Deg
The angle of the end surface upon which the mated surface seats,expressed in degrees.
The angle of the end surface upon which the mated surface seats,expressed in degrees.
33.0
Screw Thread Series Designator
A designation distinguishing one group of screw thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
A designation distinguishing one group of screw thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
un
Width Across Flats
The shortest straight line between flats,perpendicular to the height.
The shortest straight line between flats,perpendicular to the height.
1.750in. ⁓1-3/4"
Smallest Inside Diameter
The smallest length of a straight line which passes through the center of the two surfaces of a circular item,and terminates at the inside circumference.
The smallest length of a straight line which passes through the center of the two surfaces of a circular item,and terminates at the inside circumference.
1.260in.
Material
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.
aluminum alloy
Material
The chemical compound or mechanical mixture properties of which the item is fabricated.
The chemical compound or mechanical mixture properties of which the item is fabricated.
aluminum alloy
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.
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
Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
inverted nut, tube, flare
Surface Treatment
Consists of plating,dip,and/or coating that cannot be wiped off.plating and/or coating is any chemical and/or metallic additive,electrochemical,or mild mechanical process which protects a surface.
Consists of plating,dip,and/or coating that cannot be wiped off.plating and/or coating is any chemical and/or metallic additive,electrochemical,or mild mechanical process which protects a surface.
anodized
Answers.
What quantity is this sold in?
1EA
What is the style?
Inverted nut, tube, flare
What material is the tube coupling inverted nut made of ?
Aluminum alloy
What is the thread direction?
Right-hand
What is the thread class?
3b
What's the federal classification of 4177-20H?
FSC 4730 ⁓ Hose, pipe, tube, lubrication, and railing fittings
Excluding air conditioning-heating fittings (fsc 4520); bituminized fiber and concrete fittings (fsc 5630); conduit boxes and fittings (fsc 5975); downspout fittings (fsc 5670); medical and surgical fittings (fsc 6515); laboratory fittings (fsc 6640); post caps and rail ends (fsc 5660); machine thread bushings and plugs (fsc 5365).
NSN 4730-00-142-1581 INVERTED NUT,TUBE COUPLING
inverted nut, tube, flare anodize surface treated 0.750" overall length right-hand 3b thread class
- NIIN
- 001421581
- NIIN Date
- 01/01/63
- Schedule B
- Name Code
- 03857
- FIIG
- T385-B
- Item Weight
- 0.000lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $3.78 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. | NAS591-20H | Cage 80205 |
| 2. | NAS591-20H | Cage 30974 |
| 3. | NAS597 | Cage 80205 |
Major End Users Countries and entities
- - Department of The Navy
Availability for 4177-20H A member of our team will provide you with a price and availability quote
Request a Quote »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
- Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft
- Commodity (for shipments via water)
- Bolts or nuts (iron or steel),(less than 35 feet)
- NMFC (national motor freight code)
- 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
- UFC (universal freight code)
- 48950
Similar by Design Other inverted nuts with similar characteristics
Nothing similar to this part number was found in our inventory
4177-20H / Inverted nut,tube couplingWhat is the formal definition of this item?
An externally threaded fastening device which has an internal or external seat, designed to mate with the seat of an internally threaded tube fitting for the purpose of securing the tube to the fitting to form a leakproof connection.
