Home · FSC 4730 Hose, Pipe, Tube, Lubrication, And Railing Fittings · NSN 4730-01-558-9653

NSN 4730-01-558-9653 — Tee,Tube To Boss

NIIN 01-558-9653 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

Used on: H-1 Huey and Cobra · all platforms

NSN 4730-01-558-9653 is the national stock number for a tee,tube to boss in federal supply class 4730 (Hose, Pipe, Tube, Lubrication, And Railing Fittings). It cross-references to 5 manufacturer part numbers from 3 CAGE codes, including Sae International, Society Of Automotive Engineers Inc, National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use; the primary is AS18280. The federal catalog ties it to the H-1 Huey and Cobra. The unit of issue is EA and the FLIS list price is $333.00.

The U.S. government has bought this item 1 time on record, most recently on July 20, 2011 at $1,277.00 each from B. & E. Manufacturing Co., Inc.. No seller has confirmed stock of it here in the last 60 days; watching the number is free and the first listing triggers an alert.

5

part numbers from 3 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 4730-01-558-9653: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part numberCAGEManufacturerReferenceVariation
MS21911W50U583Sae International3 · Design control (vendor)2 · Fully interchangeable
SAE-AS182800U583Sae International3 · Design control (vendor)1 · Not fully interchangeable
AS1828081343Society Of Automotive Engineers Inc5 · Secondary reference9 · Reference only
AS182800U583Sae International5 · Secondary reference9 · Reference only
AS219110U583Sae International5 · Secondary reference9 · Reference only
AS2191181343Society Of Automotive Engineers Inc5 · Secondary reference9 · Reference only
MS2191181343Society Of Automotive Engineers Inc5 · Secondary reference9 · Reference only
MS21911W581343Society Of Automotive Engineers Inc5 · Secondary reference9 · Reference only
MS21911W580205National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use5 · Secondary reference9 · Reference only

Government demand

Nothing open right now. Last government buy Jul 20, 2011. Watch this NSN and we will email you when it is solicited.

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Jul 20, 2011B. & E. Manufacturing Co., Inc. 596807$1,277.00DlaSPM7M311V4824

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 1 buy on record in total.

Sellers with confirmed stock

No seller has confirmed stock on this NSN in the last 60 days. Watch it and we will email you when one does, or request a quote on AS18280.

Request AS18280

No account needed. Goes to the sellers who carry this number or its family.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price
$333.00
Unit of issue
EA
Acquisition advice
J — Not stocked, central procurement
Source of supply
SMS
Effective
Feb 1, 2026

Item characteristics

Thread Class
34
Thread Class
3A
End Item Identification
UH-1 HELICOPTER
Leg Length
FIRST END INCHES NOMINAL 0.750
Leg Length
SECOND END INCHES NOMINAL 1.672
Leg Length
THIRD END INCHES NOMINAL 0.438
Connection Type
FIRST END THREADED INTERNAL BOSS
Connection Type
SECOND END THREADED EXTERNAL TUBE
Connection Type
THIRD END THREADED EXTERNAL TUBE
Nominal Thread Size
FIRST END INCHES 0.500
Nominal Thread Size
SECOND END INCHES 0.500
Nominal Thread Size
THIRD END INCHES 0.500
Seat Angle
FIRST END DEGREES 24.0
Nominal Outside Diameter Tube Accommodated
FIRST END INCHES 0.312
Part Name Assigned By Controlling Agency
TEE,BULKHEAD,FLARELESS TUBE,INTERNAL THREAD ON RUN
Material
OVERALL ALUMINUM ALLOY
Thread Series Designator
FIRST END UNIFIED NATIONAL JOINT FINE (UNJF)
Thread Series Designator
SECOND END UNIFIED NATIONAL JOINT FINE (UNJF)
Thread Series Designator
THIRD END UNIFIED NATIONAL JOINT FINE (UNJF)

Related stock numbers

Other NSNs filed under the same part numbers.

About this page

An NSN is 13 digits: the 4-digit Federal Supply Class and the 9-digit NIIN. Cross-references come from the federal logistics record; demand from DLA DIBBS, SAM.gov and FPDS; ADs from the Federal Register. Refreshed nightly. Market Pulse shows the whole market.

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