Tube To Boss Straight Adapter

NSN: 4730-00-057-5557 | Model: AS933-08

An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, tube and nipple, tube.

NSN Properties and Flags

NATO Stock Number

4730-00-057-5557

DEMIL

Thread Class

3a all ends

Maximum Operating Temp

225.0 degrees fahrenheit single response

Connection Style

Flared (tube) 1st end

Connection Type

Threaded external tube 1st end

Thread Size

0.750 inches all ends

Seat Angle

37.0 degrees 1st end

Outside Diameter Tube Accommodated

0.500 inches 1st end

Nominallength

1.500 inches

Material

Steel comp 1137 or steel comp 4130 or steel comp 4140 or steel comp 1141

Material Specification

66, sae c-1137, c-1141, 4130 or 4140 federal standard single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416, type 1, cl 2 federal specification single treatment response

Thread Series Designator

Unjf all ends

Specification Data

96906-ms24487 government standard

Recent Solicitations

Solicitation	Return by Date	Buyer Code	Quantity
SPE7M320T9058	2020-05-04	PMCM4	105 PG
SPE7M318T134Y	2018-09-10	C0138	63 PG
SPE7M418T4081	2017-12-26	PMCMD	48 PG

Inventory Check

The last inventory check on this NSN was done on 04/08/2024. Due to rapid changes in inventory this may not be the current stock qty.

New Surplus: 15
New: 152
Serviceable: 2
As Removed: 6

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 4730-00-057-5557 Datasheet

Supply Class (FSC):

Railing Fittings Lubrication Tube Pipe Hose

Cross Reference:

AS933-08
MS24487-8

Cage Codes:

Society Of Automotive Engineers Inc (CAGE 81343)
Military Standards (CAGE 96906)

Schedule B & Trade:

Schedule B: 7307994000 (NAICS 332919)

Other fittings nesoi of alloy steel not stainless
SITC: 67959

Iron and steel tube and pipe fittings, n.E.S.
End Use: 12110

Iron and steel products, other

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

052190 - Pipe, tubing, or pipe or tubing fitti
WCC:

576 - Metal and metal products, nos, (less than 35 feet)
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
LTL:

W - Rating variable
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
D
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
J2200x-
Repariability
This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $55.28 to $92.14..
Does NSN 4730-00-057-5557 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Army, Department Of The Air Force, U.s. Marine Corps, Department Of The Navy, Brazil, Spain, Israel, Portugal, Greece, and Turkey
What is the NIIN of NSN 4730-00-057-5557?
000575557 or 00-057-5557
Does NSN 4730-00-057-5557 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4730-00-057-5557?
Solicitation SPE7M320T9058 for qty 105 on 04/24/2020
When was this national stock number assigned to the federal catalog?
Jan 01, 1963