4730-00-843-9671

Boss Reducer email this page

Model or part number: AS21916

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pdf NSN 4730-00-843-9671 Datasheet

MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3a all ends
MRC:
Refers to the location of the ends whether on the same centerline (concentric) or on different centerlines (eccentric).ACSP
Reducer Type:
Concentric
MRC:
The maximum temperature at which the item is rated to operate for an extended period of time.AEHZ
Maximum Operating Temp:
135.0 degrees celsius single response
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:
The maximum pressure at which the item is rated for operation.CQGM
Maximum Operating Pressure:
3000.0 pounds per square inch single response
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.875 inches 1st end
MRC:
The nominal dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.CWFR
Nominallength:
1.625 inches
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel
MRC:
The type of media for which the item is designed.MEDA
Media For Which Designed:
Aeronautical fluid single 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
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 1, cl 1 federal specification single treatment response
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-ms21916 government standard
MRC:
--
NIIN:
008439671
MRC:
--
NATO Stock Number:
4730-00-843-9671
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
A080B0
MRC:
--
INC:
23541
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.

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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.

Formal Definition

Government issue definition of NSN 4730-00-843-9671

A straight fitting having a boss connection of a different size at each end. Both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. Excludes bushing (as modified).

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:
0.2000lbs
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:
31
PKG:
16A0
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) 31

Waterproof bag, sealed.

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:
7307992000
NAICS:
332919
End Use Class:
12110
SITC:
67959
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 7307992000

Other Fittings Nesoi Of Iron Or Nonalloy Steel

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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