NUT,TUBE COUPLING

4730FSC

00NCB code

554-7397Item number

NIIN 00-554-7397

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Unit price: $3.79
Unit of issue: EA
Source of supply: SMS
DEMIL code: A

Identification

Item name code: 03859
PINC: 0003859
Criticality code: X
II: 0
DEMIL code: A
DEMIL integrity code: 1
NIIN assigned: 01-JAN-61
Precious metals indicator: U
Hazardous material indicator: N
Schedule B export code: 7609000000

Management

Effective date	Major organizational entity	Acquisition advice code	Source of supply	Unit of issue	Unit price	Quantity per unit pack	Controlled inventory item code	Recoverability code	Management control	Net price	USC
01-OCT-2026	DA	D	SMS	EA	$3.79	M	U	Z	J22BXX-	$0.00	A
01-OCT-2026	DF	D	SMS	EA	$3.79	M	U	N	SF9---V	$0.00	F
01-OCT-2026	DM	D	SMS	EA	$3.79	M	U	Z	15B2---	$0.00	M
01-OCT-2026	DN	D	SMS	EA	$3.79	M	U		9B-----	$0.00	N
01-OCT-2026	DS	D	SMS	EA	$3.79	M	U	N	-------	$0.00	I

Part numbers

Part number	CAGE	CAGE status	RNCC	RNVC	Document availability code	RNAAC	RNFC	RNSC	RNJC	SADC
MS21921-6D	45681 PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS	A	5	9	3	AX	3	B
MS21921-6D	50948 PARKER HANNIFIN CORP STRATOFLEX DIV AIRCRAFT FITTINGS OPN	A	5	9	3	AX	4	B
MS21921-6D	79470 DANA CORP WEATHERHEAD DIV	R	5	9	3	AX	3	B
AS21921	81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC	R	5	9	E	ZZ		B
AS18280	81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC	R	5	9	E	ZZ		B
MS21921-6W	81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC	R	5	9	E	ZZ		B	1
VSF1212-6WW	92215 HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS	A	C	1	5	ZZ				AC
MS21921-6W	96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M	A	5	9	3	ZZ		B
MS21921-6D	96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M	A	5	9	3	AX	3	D
MS21921W6	96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M	A	5	9	3	ZZ		B
MS21921D6	96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M	A	5	9	3	ZZ		B
156/1	K7739 CRITICAL MARITIME SYSTEMS & SUPPORT LIMITED	A	5	2	4	ZK	1	A
MS21921-6D	00624 EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION	A	5	9	3	AX		B
MS21921-6D	01276 DANFOSS POWER SOLUTIONS II, LLC DIV FLUID CONVEYANCE	A	5	9	E	ZZ		B
MS21921-6D	03647 GLOBE AEROSPACE INC	H	5	9	5	AX	3	B
SAE-AS18280	0U583 SAE INTERNATIONAL DBA SAE INTERNATIONAL	A	3	1	E	ZZ
MS21921-6W	0U583 SAE INTERNATIONAL DBA SAE INTERNATIONAL	A	3	2	E	ZZ
AS18280	0U583 SAE INTERNATIONAL DBA SAE INTERNATIONAL	A	5	9	E	ZZ		B
AS21921	0U583 SAE INTERNATIONAL DBA SAE INTERNATIONAL	A	5	9	E	ZZ		B

Characteristics

WIDTH ACROSS FLATS	INCHES NOMINAL 0.688
LENGTH TO SHOULDER	INCHES NOMINAL 0.578
NUT STYLE
FABRICATION METHOD	MACHINED
SEAT ANGLE	DEGREES NOMINAL 45.00
END ITEM IDENTIFICATION	AIRCRAFT APPLICATION
THREAD SERIES	UNF
THREAD QUANTITY PER INCH	18
THREAD CLASS	3B
THREAD DIRECTION	RIGHT-HAND
SURFACE TREATMENT	OVERALL ANODIZE
SPECIFICATION/STANDARD DATA	PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION 81343-AS21921
MATERIAL DOCUMENT AND CLASSIFICATION	OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-A-225 TO 6,T6
NOMINAL THREAD SIZE	INCHES 0.562
NOMINAL TUBE OUTSIDE DIAMETER	INCHES 0.375
MATERIAL	OVERALL ALUMINUM ALLOY 7075
SMALLEST INSIDE DIAMETER	INCHES NOMINAL 0.425
NUT HEIGHT	INCHES NOMINAL 0.800

MOE rules

MOE rule	MOE CD	AMC	AMSC	Date assigned	IMC	IMCA	Acquisition advice code	PICA	PICA LOA	SICA	SICA LOA	Auth collab	Supp collab	Fmr MOE rl
VP01	VP			01-JUN-25				VP	81			VP
VM01	VM			01-SEP-25				VM	81			VM
WG01	WG			01-OCT-17				WG	81			WG
YA01	YA			01-NOV-08				YA	81			YA
YC01	YC			01-JUL-15				YC	81			YC
YB01	YB			01-APR-91				YB	81			YB
YD01	YD			01-APR-91				YD	81			YD
YS01	YS			01-FEB-15				YS	81			YS
YW01	YW			01-APR-91				YW	81			YW
YJ01	YJ			01-APR-91				YJ	81			YJ
ZA01	ZA			01-APR-91				ZA	81			ZA
ZC01	ZC			01-APR-91				ZC	81			ZC
ZE01	ZE			01-APR-91				ZE	81			ZE
ZF01	ZF			01-APR-91				ZF	81			ZF
ZG01	ZG			01-APR-91				ZG	81			ZG
ZH01	ZH			01-APR-91				ZH	81			ZH
ZJ01	ZJ			01-MAR-25				ZJ	81			ZJ
ZN01	ZN			01-APR-91				ZN	81			ZN
ZK01	ZK			01-APR-91				ZK	81			ZK
ZP01	ZP			01-APR-91				ZP	81			ZP
ZR01	ZR			01-APR-91				ZR	81			ZR
ZS01	ZS			01-APR-91				ZS	81			ZS
ZT01	ZT			01-APR-91				ZT	81			ZT
ZU01	ZU			01-APR-91				ZU	81			ZU
ZW01	ZW			01-NOV-05				ZW	81			ZW
A920	DA	1	T	01-APR-06	Z	CD		GX	01	CD	5D	GX CD	CT AZ	A181
FXGC	DF	1	T	01-APR-06	Z	SX		GX	01	SX	5D	TU GX		FXAX
G940	T1	0	0	01-APR-91			C	94	48			75 94
MC40	DM	1	T	01-APR-06	Z	PA		GX	01	PA	5D	GX PA		MC01
N9BC	DN	1	T	01-APR-06	Z	GH		GX	01	GH	5D	GX	HD GT KE JB	NICD
VJ01	VJ			01-FEB-19				VJ	81			VJ

Service data

Army

Matcat 1: J
Matcat 2: 2
Matcat 3: 2
Matcat 4 5: BX
ARC: X

Navy

COG: 9B

Air Force

Fund: SF
Budget: 9
PVC: V
ERRC: N

Marine Corps

SAC: 1
CEC: 5
MEC: B2

Freight

ACTY CD: XX
NMFC: 013540
NMFC sub: X
Uniform freight class: 05680
Less than truckload: Q
Water commodity code: 576
Type of cargo code: Z
Special handling code: 9
Air dimension code: A
Air commodity code: BZ
NMF description: ALUM NUTS

Packaging

Unit and preservation

PICA SICA: P
PKG cat: 16ZZ
Unpackaged weight: 0.0000
Unpackaged width: 0.000
Unpackaged length: 0.000
Unpackaged height: 0.000
TOS: B
Intermediate container qty: AAA
Quantity set by MIL-STD-2073-1E B.5: up to 100 unit packs, a maximum net load of 40 pounds, and a maximum of 1.5...
Method of preservation: 10
Physical protection
Clng drying: 1
Any suitable process that is not injurious to the item.
Pres mat: 00
No requirement
Wrap mat: 00
No requirement
Cush dun: 00
No requirement
THK: 0
Not applicable
Unit cont: D3
PPP-B-566, PPP-B-676, or ASTM D5118/D5118M, folding, setup or fiberboard box.
PKG data source: P

Unit pack

PICA SICA: P
SPC MKG: 00
No special marking
Inter cont: E5
ASTM D5118/D5118M, fiberboard box.
Lvl A: Q
Packing shall be accomplished in accordance with table C.II for the packing level specified.
Lvl b: Q
Packing shall be accomplished in accordance with table C-II for the packing level specified.
Unit pack weight: 0.1000
UP SZ MAXB: 0.00000
UP SZ MAXL: 0.00000
UP SZ MAXH: 0.00000
Unit pack cube: 0.0070
OPI: O
Options can be exercised as to specific method of preservation or DoD approved packaging materials to be used.

Packaging instructions

PICA SICA: P
PKG design ACTY: 16236
SPI date: 00000

Full packaging code breakdown

Related items

Standardization

Related NSN	Item standardization code	Orig stdzn dec	Dt stdzn dec
	1	AX	25-OCT-1968
	3	AX	25-OCT-1968
4730-00-640-5045	3	AX	25-OCT-1968

Cancelled and replaced NIINs

FSC	Cancelled NIIN	NIIN status code	Effective date	DEMIL code
4730	4730-00-491-9564	7	22-JUL-2026	A
4730	4730-00-969-6731	7	02-JUL-2026	A

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