NSN 4730-01-340-2281 AS188K08DN, 656294, 65629402

Product Details | QUICK DISCONNECT COUPLING HALF

4730-01-340-2281 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.

Part Alternates: AS188K08DN, 656294, 65629402, 656294-02, 07A265K08CN, 4730-01-340-2281, 01-340-2281, 4730013402281, 013402281

Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
47	11 JUN 1991	01-340-2281	18681 ( COUPLING HALF, QUICK DISCONNECT )

Part Number	Request Date	QTY	Origin
656294-02	2025-06-156	17	DIBBS
AS188K08DN	2025-06-156	17	DIBBS
656294-02	2023-02-33	8	DIBBS
AS188K08DN	2023-02-33	8	DIBBS
656294-02	2022-04-104	11	DIBBS
AS188K08DN	2022-04-104	11	DIBBS
656294-02	2021-03-87	3	DIBBS
AS188K08DN	2021-03-87	3	DIBBS
4730-01-340-2281	2015-12-340	8	DIBBS
4730-01-340-2281	2015-11-330	4	DIBBS
4730-01-340-2281	2015-09-246	15	DIBBS
4730-01-340-2281	2015-08-224	5	DIBBS
4730-01-340-2281	2015-05-146	30	DIBBS
4730-01-340-2281	2015-05-134	30	DIBBS
4730-01-340-2281	2015-01-30	34	DIBBS
4730-01-340-2281	2015-01-19	34	DIBBS
4730-01-340-2281	2013-11-325	7	DIBBS
4730-01-340-2281	2013-01-03	3	DIBBS
4730-01-340-2281	2012-03-61	4	DIBBS
4730-01-340-2281	2012-01-09	7	DIBBS
4730-01-340-2281	2011-04-101	4	DIBBS
4730-01-340-2281	2011-02-33	2	DIBBS
4730-01-340-2281	2010-03-70	2	DIBBS

Cross Reference | NSN 4730-01-340-2281

Part Number	Cage Code	Manufacturer
07A265K08CN	1W025	NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE
656294	82577	RAYTHEON COMPANY DBA RAYTHEON
656294-02	82577	RAYTHEON COMPANY DBA RAYTHEON
AS188K08DN	00624	EATON CORPORATION DBA AEROSPACE DIV

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Related Products | NSN 4730-01-340-2281

4730-01-340-2282, 4730-01-340-2296, 4730-01-340-2318, 4730-01-340-2371, 4730-01-340-2377

Technical Data | NSN 4730-01-340-2281

Characteristic	Specifications
BODY MATERIAL	ALUMINUM ALLOY 2024
BODY MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/6 T351 FED SPEC SINGLE MATERIAL RESPONSE
BODY SURFACE TREATMENT	ANODIZE
BODY SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625,TY 2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE
BODY STYLE	1 COUPLING HALF
FIRST LEG LENGTH	0.562 INCHES NOMINAL
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED	175.0 POUNDS PER SQUARE INCH ANY ACCEPTABLE
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED	121.0 DEG CELSIUS ANY ACCEPTABLE
OVERALL LENGTH	2.882 INCHES NOMINAL
FIRST FLUID END CONNECTION TYPE	THREADED EXTERNAL TUBE
FIRST END STYLE DESIGNATOR	D8 FLARELESS
FIRST END SEAT ANGLE	12.0 DEGREES NOMINAL
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED	0.500 INCHES NOMINAL
FIRST END THREAD SERIES DESIGNATOR	UNJF
FIRST END NOMINAL THREAD SIZE	0.750 INCHES
FIRST END THREAD CLASS	3A
QUICK DISCONNECT METHOD	PUSH-PULL ALL ENDS
QUICK DISCONNECT END CONNECTION TYPE	INTERNAL ALL ENDS
FURNISHED ITEMS AND QUANTITY	2 PREFORMED PACKING AND 8 SPRING
EXTERIOR COLOR	BLUE
FEATURES PROVIDED	SELF-SEALING

Restrictions/Controls & Freight Information | NSN 4730-01-340-2281

Restrictions
Freight

Category	Code	Description
Shelf-Life Code:	Y	180 months
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	Q	Strategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
Controlled Inventory Item Code:	U	UNCLASSIFIED
Precious Metals Indicator Code:	A	Item does not contain precious metal
Criticality Code:	X	The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Category	Code	Description
NMF Description	052190	PIPE,TUBING,OR PIPE OR TUBING FITTI
Less than car load rating
Less than truck load rating	W	Rating Variable
Water commodity Code	576	unknown
Originating Activity Code	AH	Defense Supply Center Columbus Columbus, OH 43215
Air Dimension Code	A	Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity	B	Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling	Z	No special handling required.
Special Handling Code	9	unknonwn
HAZMAT
Type of Cargo	Z	No special type of cargo code applicable

Management | NSN 4730-01-340-2281

Air Force

Category	Code	Description
Budget Code	9	General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price Validation	N	The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM. The price has not been analyzed or reviewed for accuracy. ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund Code	SF	Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation Code	SX	SX:AF SICA RESIDUAL MMAC-OC-ALC
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DF	Department of the Air Force
Service Organization	F	U.S. Air Force
Reparability	N	Stock Fund (except Munitions)
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	Y	180 months
Purchasing	QTY UOM	1 EA : Each