4730-00-203-7490

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Reference of NSN 4730-00-203-7490

Model or part number: MS21902-2

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pdf NSN 4730-00-203-7490 Datasheet

MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3a all ends
MRC:
The maximum temperature at which the item is rated to operate for an extended period of time.AEHZ
Maximum Operating Temp:
225.0 degrees fahrenheit 1st response
MRC:
The national stock number or the identification information of the end equipment for which the item is a part.AGAV
End Application:
2350-01-031-8851
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.AHNC
Connection Style:
External seat for gasket seal (boss) all ends
MRC:
Indicates the type of connection/s/.AWLS
Connection Type:
Threaded external boss all ends
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.312 inches all ends
MRC:
The nominal length of a straight line which passes through the center of the reduced passage,and terminates at the inside circumference.CWFN
Reduced Passage Inside Diameter:
0.062 inches all ends
MRC:
The nominal dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.CWFR
Nominallength:
1.062 inches
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 1137 or steel comp 1141
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
66, aisi/sae 1137 or 1141 federal standard single material response
MRC:
The type of media for which the item is designed.MEDA
Media For Which Designed:
Oxygen, gaseous 3rd response
MRC:
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.SFTT
Surface Treatment:
Cadmium and chromate
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.STDC
Surface Treatment Specification:
Qq-p-416, type 2, cl 1 federal specification 1st treatment response
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Flareless w/ center wrenching facility
MRC:
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.THSD
Thread Series Designator:
Unjf all ends
MRC:
The document designator of the specification or standard which established the item of supply.ZZZK
Specification Data:
96906-ms21902 government standard
MRC:
--
NIIN:
002037490
MRC:
--
NATO Stock Number:
4730-00-203-7490
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
A080B0
MRC:
--
INC:
26952
MRC:
--
IMM:
AX
Certified products icon

All Products Certified

Factory New, New Material, New Surplus, Overhauled, Serviceable, Repairable, and AS Removed / Used material will be accompanied by a Certificate of Conformance, and any other documents/trace when applicable. We have a 7 year record retention.

Quality inspections icon

Quality | ISO 9001:2015 + AS9120B

We are committed to quality and follow an AS9120 quality management system. AeroBase Group is HAZMAT certified and registered with DDTC, ITAR, and Aviation Suppliers Association (ASA). All products are 100% inspected.

Quality Commitment »

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Shipping

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

End Items and Platforms

End items to which this NSN is a component of.
  • 2350-01-031-8851
  • Fuel Control System Components Test Station
  • Nonaircraft Gas Turbine Engine

Parts and Components for Self-propelled Medium Howitzer NSN 2350-01-031-8851 Parts and components for this end application.

NSN Component Description
NSN 4730-00-099-5371 Pipe To Tube Tee
NSN 4710-00-102-3658 Metallic Tube
NSN 1025-00-111-2736 Rammer Switch Actuator
NSN 4710-00-111-2744 Metallic Bent Tube
NSN 1015-00-123-0188 Power Pack Guide
NSN 3040-00-123-0191 Remote Control Lever
NSN 1025-00-126-8964 Turret Race Shield
NSN 4710-00-126-9953 Metallic Bent Tube
NSN 4710-00-133-7972 Metallic Tube
NSN 4710-00-133-7974 Metallic Tube
NSN 4720-00-133-9727 Hose-tubing Guard
NSN 4720-00-137-7704 Nonmetallic Hose Assembly
NSN 2520-00-179-5456 Gun Control Guide
NSN 3040-00-179-5459 Straight Shaft
NSN 3040-00-179-5562 Mechanical Drive Housing
NSN 3020-00-179-7066 Mechanical Drive Guard
NSN 4710-00-185-7943 Metallic Bent Tube
NSN 4710-00-185-7944 Metallic Bent Tube
NSN 4710-00-186-5077 Metallic Bent Tube
NSN 2520-00-194-2448 Hydraulic Line Guard
NSN 4730-00-202-8341 Threaded Tube Fitting Plug
NSN 4730-00-203-7490 Boss Nipple
NSN 1025-00-256-5551 Accumulator Ring
NSN 4730-00-277-5084 Tube Fitting Locknut
NSN 4730-00-278-4496 Pipe To Tube Elbow
NSN 5340-00-304-9575 Angle Bracket
NSN 1025-00-439-6489 Cradle Cam Stop
NSN 4710-00-455-1405 Metallic Bent Tube
NSN 4710-00-455-1406 Metallic Bent Tube
NSN 4710-00-464-7579 Metallic Bent Tube
NSN 4710-00-493-4261 Metallic Bent Tube
NSN 4730-00-695-8979 Tube Cap
NSN 5315-00-733-8881 Headless Straight Pin
NSN 4910-00-776-8906 Turret Lifting Sling
NSN 4820-00-853-6864 Check Valve

Formal Definition

Government issue definition of NSN 4730-00-203-7490

A straight, one-piece fitting used to join two bosses or boss fittings. Both ends are the same size and have external machine threads (straignt threads other than pipe or hose series). It is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. The center section may be suitably shaped to accommodate a wrench.

Packaging & Dimensions

MIL-STD codes: http://www.dla.mil/LandandMaritime/.../MILSTD2073Codes.aspx
Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
Container
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
LVL C
Container:
--
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q
LVL_C:
CUSH
MOP
CATEG.
PRES MAT
WRAP MAT
ICQ
THK
TOS
UCL
CUSH DUN:
00
MOP:
10
PKG:
37A0
PRES MAT:
00
WRAP MAT:
00
ICQ:
AAA
THK:
0
TOS:
UCL:

Packaging Codes Definitions:

LVL A Code (LVL_A) Q

Packing shall be accomplished in accordance with table c.Ii for the packing level specified. closure, sealing and reinforcement shall be in accordance with applicable specification for shipping container.

LVL B Code (LVL_B) Q

Packing shall be accomplished in accordance with table c.Ii for the packing level specified. closure, sealing and reinforcement shall be in accordance with the appropriate shipping container specification.

Procedure Indicator Code (OPI) O

Options can be exercised as to specific method of preservation or dod approved packaging materials to be used. however, basic preservation method shall be retained, supplemental data shall be complied with, and unit package dimensions shall not be increased by more than one inch. equal or better protection shall be given the item and there shall be no increase in the package cost.

Special Markings Code (SPC_MKG) 00

No special marking.

Method of Preservation (MOP) 10

Physical protection.

Cushion Material (CUSH) 00

No requirement.

Preservation Material (PRES_MAT) 00

No requirement.

Import / Export

Schedule B Classification
Schedule B Number
NAIC National Association of Insurance Commissioners
End Use A classification system for U.S. exported and imported merchandise based on principal use rather than the physical characteristics of the merchandise. End-Use codes are assigned by the Bureau of Economic Analysis under the U.S. Department of Commerce.
SITC Commodity classification system defined by the United Nations.
USDA
HITECH
Schedule B:
7307994000
NAICS:
332919
End Use Class:
12110
SITC:
67959
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 7307994000

Other Fittings Nesoi Of Alloy Steel Not Stainless

End Use Code 12110

Iron and Steel Products, Other

Standard Intl. Trade Class (SITC) 67959

Iron and Steel Tube and Pipe Fittings, N.e.s.

Freight

Universal / National freight and handling information
NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
052190
NMF Description:
Or Pipe Or Tubing Fitti Tubing Pipe
UFC:
30000
LTL:
Rating variable
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ADC:
A
ACC:
B

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 576

Metal and metal products, nos, (less than 35 feet).

Air Commodity (ACC) B

Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater.

Air Dimensions (ADC) A

Shipment is not a consolidation and does not exceed 84 inches in any dimension.

Air Special Handling (SHC) 9

Other or no special handling required (sh)

Manufacturers

This NSN is registered to the following cage codes.
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