Quick Disconnect Coupling Half

NSN: 4730-00-554-7737 | Model: 9081906

A fluid line fitting having a pipe, tube or hose connection or a through hole to accommodate a bolt, fluid passage on one end. The other end must have an internal or external quick disconnect feature for connecting a mating part to form a quick disconnect coupling assembly. The fitting may incorporate a self-sealing feature for the purpose of automatically shutting off the flow of fluid when disconnected from its mating half. For self-sealing fittings with an external or internal threaded disconnect end, see coupling half, self-sealing. See also, connector, multiple, fluid pressure line.

NSN Properties and Flags

NATO Stock Number

4730-00-554-7737

DEMIL

Thread Class

3a all ends

Overall Length

2.300 inches

Quick Disconnect Method

Quick lead thread all ends

Maximum Operating Temp

71.1 degrees celsius 1st response

End Application

Aircraft application

Connection Style

Flared all ends

Connection Type

Threaded external tube first fluid end connection

Features Provided

Self-sealing

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.750 inches all ends

Seat Angle

37.0 degrees

Outside Diameter Tube Accommodated

0.500 inches all ends

Material

Aluminum alloy body

Surface Treatment

Anodize body

Surface Treatment Specification

Mil-a-8625 military specification single treatment response body

Style Designator

Male coupling half

Thread Series Designator

Unf all ends

Recent Solicitations

Solicitation	Return by Date	Buyer Code	Quantity
SPE7M321T115P	2021-08-09	PMCM4	193 EA
SPE7M321T8742	2021-04-12	PMCM4	186 EA
SPE7M320T6601	2020-03-09	PMCM4	52 EA
SPE7M320U0120	2020-03-09	PMCMF	413 EA
SPE7M320T4296	2020-01-21	PMCM4	23 EA
SPE7M320T1444	2019-11-25	PMCM4	136 EA
SPE7M319T6771	2019-03-18	PMCM4	147 EA
SPE7M319T6314	2019-03-04	PMCM4	438 EA
SPE7M318T8051	2018-05-21	PMCM4	109 EA
SPE7M317T7326	2017-08-21	PMCM4	217 EA

Inventory Check

The last inventory check on this NSN was done on 05/10/2024. Due to rapid changes in inventory this may not be the current stock qty.

New: 100
As Removed: 1
New Surplus: 33

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 4730-00-554-7737 Datasheet

Supply Class (FSC):

Railing Fittings Lubrication Tube Pipe Hose

Cross Reference:

9081906
GC550T8
155-S5-8D
155S58D
24333-100
155S5-8D
44008-08A-N1
155-S5-8D
HN-L-A-8F-B
155-55-8D
150S5-8
3991-024
155S5-8D

Cage Codes:

U S Army Aviation and Missile (CAGE 18876)
Northrop Grumman Systems Corporation (CAGE 26512)
Eaton Sas (CAGE F6275)
Ams Tmh (CAGE F1297)
Hydraulics International, Inc. (CAGE 56529)
Aeroquip Llc. Eaton (CAGE 00624)
Hannifin Corporation Parker (CAGE 11362)
Satair A/s (CAGE R1120)
Jaidinger Mfg. Co., Inc. (CAGE 82386)
Sikes Co Div Of Milwaukee Chair Co (CAGE 54835)

Replacements:

4730-00-554-7737 replaces 4730-00-203-0644
4730-00-554-7737 replaces 4730-00-585-0654
4730-00-554-7737 replaces 4730-00-631-3750
4730-00-554-7737 replaces 4730-00-729-6246

Schedule B & Trade:

Schedule B: 7609000000 (NAICS 332919)

Aluminum tube or pipe fittings (couplings, elbows sleeves)
SITC: 68427

Aluminum and aluminum alloy tube and pipe fittings (e.G. Couplings, elbows and sleeves)
End Use: 12300

Finished metal shapes

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:

051400 - Pipe fittings aluminum
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:

P - 77.5
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 $723.29 to $1,205.48..
Does NSN 4730-00-554-7737 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, Department Of The Navy, Poland, Brazil, Spain, Israel, Singapore, Malaysia, Thailand, Australia, Belgium, Canada, New Zealand, France, Germany, Republic Of Korea, United Kingdom, Netherlands, Portugal, Italy, Denmark, Norway, Greece, Turkey, and Nato Maintenance and Supply Agency
What is the NIIN of NSN 4730-00-554-7737?
005547737 or 00-554-7737
Does NSN 4730-00-554-7737 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4730-00-554-7737?
Solicitation SPE7M321T115P for qty 193 on 08/04/2021
When was this national stock number assigned to the federal catalog?
Jan 01, 1963