ISO Group Logo
Defense and Aerospace
Supply Chain Partner
A Dynatech International Company


NSN 4730-00-297-0032, 4730002970032
RESTRICTOR,FLUID FLOW

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 002970032
Codification Country
United States
Item Name Code
INC 18263
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
Availability: In Stock Qualified Suppliers: Currently qualifying suppliers

Manufacture or supply this part?
Join our growing community of certified suppliers.

Let Us Know
  CALL ABOUT NSN 4730-00-297-0032
Our client representatives are standing by to help fulfill your request.

+1-321-773-5710

  REQUEST QUOTE for 4730-00-297-0032


Have a list that needs to be quoted? Upload it here.

DLMS® Summary

National Stock Number 4730-00-297-0032

National Stock Number (NSN) 4730-00-297-0032, or NIIN 002970032, (restrictor,fluid flow) was assigned September 26, 1973 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over a year. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7M321P3986, SPE7M321P3388. The total value of the awarded contracts has been US$ 374.91.

This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 01, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 18263. [AN ITEM OF SOLID ONE-PIECE CONSTRUCTION, DESIGNED TO RESTRICT THE FLOW OF A FLUID THROUGH IT. IT HAS AN ORIFICE OF A SMALLER SIZE THAN THE DIAMETER OF FLOW INTO IT. EXCLUDES:ITEMS SUCH AS VALVE (1), (AS MODIFIED); AND OTHERS WITH AN ADJUSTABLE ORIFICE. EXCLUDES:PIPE, TUBE, OR HOSE FITTINGS WITH RESTRICTED PASSAGES AND ITEMS DESIGNED TO TEST FLUID FLOW. FOR ITEMS CONTAINING SCREENS OR FILTERS, SEE RESTRICTOR UNIT, FLUID FLOW.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730002970032 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

MATERIAL
(MATL) STEEL, QQ-S-763, CLASS 303
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
DESIGN TYPE
(APGF) TUBULAR, HEX SHAPE
HOSE/TUBE SIZE FOR WHICH DESIGNED
(CCFK) 1/4 IN. OD TUBE
LENGTH
(ABRY) 1.250 INCHES NOMINAL
OUTSIDE DIAMETER
(ABKV) 0.688 INCHES NOMINAL
MATERIAL
(MATT) STEEL COMP 303
ORIFICE DIAMETER
(AMSF) 0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
SPECIAL FEATURES
(FEAT) RESTRICTOR IDENTICAL TO AN815-4C EXCEPT SINTERED MONEL POWDER FUSED INTEGRALLY WITH WALLS OF PLUG
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD CLASS
(AAJD) 3A
THREAD LENGTH
(AASA) 0.475 INCHES NOMINAL
THREAD SERIES
(BZRR) UNF
THREAD PROVISION
(AFEW) THREADED
THREAD SIZE DESIGNATOR
(ABVK) 7/16-20

Manufacturer Part Numbers

DR4

RNCC
5
RNVC
9
DR46

RNCC
5
RNVC
9
DR46

RNCC
3
RNVC
2

Related Inventory

POT SILICATE KASIL 3
HBPM-00-804
Condition FN
POTASSIUM SILIC
In Stock
BACC47DR4
Readily Available
BACN10DR4D
Readily Available
S2015DR-4

Condition NE
Nav-Aids S2015D
Readily Available
DR41390

Condition NE
Case Constructi
Readily Available
G1835547
SDR-4
Condition NE
Wire Markr Refi
Readily Available
G8648900
DR460G-05
Condition NE
Retracta Water
Readily Available
G7686437
BKDR-4
Condition NE
Stainless Steel
Readily Available
BTDR-4
196-30329-E1
Condition NE
United brand bo
Readily Available
G1556213
5GDR4
Condition NE
Foam Sheet, Ope
Readily Available
1MDR4
G20-BLX-PTA-4UNN
Condition NE
High-Maneuverab
Readily Available
55DR46
9006-1010
Condition NE
Hydraulic Hose
Readily Available
6PDR4
SWI54032
Condition NE
Finger Tips: Si
Readily Available
4PDR4
TM290-20H
Condition NE
Thread Mill: Ca
Readily Available
6KDR4
SC3108000
Condition NE
Stencil Ink: Bl
Readily Available
56DR46
DG648.7330
Condition NE
Diamond Groove
Readily Available
5WDR4
97273QPB185740
Condition NE
Band Saw Blade:
Readily Available
6FDR4
01018ET3E215TC-W
Condition NE
General Purpose
Readily Available
810DR4
VRT-S06BR-TA
Condition NE
Releasable Cabl
Readily Available
821DR4
FP-38
Condition NE
Gas Furnace Con
Readily Available
6VDR4
72055
Condition NE
Electrical Disc
Readily Available
2PDR4
1738601
Condition NE
Spiral Point Ta
Readily Available
5LDR4
4099-C
Condition NE
Pipe Marker: Ni
Readily Available
6DDR4
911245600
Condition NE
Class ZZ No-Go
Readily Available
1WDR4
1WDR4
Condition NE
Double Slotted
Readily Available
2MDR4
2MDR4
Condition NE
Motor Start Cap
Readily Available
2LDR4
HS2126
Condition NE
Breaker and Dem
Readily Available
806DR4
PS-EPVC-GN-6MMX1
Condition NE
Plastic Sheet:
Readily Available
4ZAW1
ATDR4
Condition NE
UL Class CC Fus
Readily Available
3RDR4
176655
Condition NE
Electrode: For
Readily Available
4TDR4
983-10 ES
Condition NE
Premium Grade R
Readily Available
785DR4
BULK-RS-EFR50-87
Condition NE
EPDM Roll: Fabr
Readily Available
3TDR4
BULK-RS-H60MIL-2
Condition NE
Buna-N Sheet: M
Readily Available
3HDR4
3HDR4
Condition NE
Air Tank: 120 g
Readily Available
818DR4
07
Condition NE
Pleated Filter:
Readily Available
30DR46
PS-125-2-BL
Condition NE
Precut Label Ro
Readily Available
5MDR4
STS-181872-1MG
Condition NE
Wardrobe Locker
Readily Available
5GDR4
5GDR4
Condition NE
Polyurethane Sh
Readily Available
799DR4
19985_24_0
Condition NE
4130 Alloy Stee
Readily Available
3PDR4
M146K
Condition NE
Cooling Fan: 14
Readily Available
3JDR4
PTH7
Condition NE
Soldering Tip:
Readily Available
2YDR4
NS4D42002
Condition NE
Panel Mount Ins
Readily Available
5DDR4
A2XBM0442C23000#
Condition NE
Pressure Transm
Readily Available
792DR4
1/2BSPP-FB10-NP
Condition NE
MINI BARB FITTI
Readily Available
793DR4
PSA2.5-35
Condition NE
Hubless Spur Ge
Readily Available
796DR4
2029_48_0
Condition NE
Stainless Steel
Readily Available
786DR4
7809_6_12
Condition NE
Flat Bar Stock:
Readily Available
795DR4
13428_48_0
Condition NE
Flat Bar Stock:
Readily Available
6UDR4
423B
Condition NE
Standard V-Belt
Readily Available
803DR4
SB700870100X1W2
Condition NE
Fully Threaded
Readily Available
798DR4
MFCR-150
Condition NE
Track Roller: 1
Readily Available
2VDR4
2VDR4
Condition NE
Tubing: Nylon,
Readily Available
3ADR4
96618
Condition NE
Tubing: Welded,
Readily Available
4YDR4
A241
Condition NE
Lock On Extensi
Readily Available
805DR4
MSP-17E-ST
Condition NE
Shaft Collar: 2
Readily Available
38HW30
JDR4
Condition NE
Tool Tethering
Readily Available
197DR4
10194883
Condition NE
Full Body Harne
Readily Available
804DR4
1471_48_0
Condition NE
360 Brass Recta
Readily Available
4GDR4
A3591-5CNW469
Condition NE
Helical Insert:
Readily Available
3CDR4
BFA2020CES
Condition NE
Bulkhead Tank F
Readily Available
6ADR4
DX108784
Condition NE
Underliner: Sag
Readily Available
23YX22
BTDR-4
Condition NE
Bottle Top Disp
Readily Available
807DR4
50092A
Condition NE
Torque Stick Ex
Readily Available
809DR4
1581-M16-40-MT-E
Condition NE
Hygienic Hex He
Readily Available
813DR4
93883-000052
Condition NE
L Shaped Desk:
Readily Available
38DR46
M39000.010.0014
Condition NE
Taper Pin,1.28m
Readily Available
820DR4
DI-HD-SM-KIT-TW-
Condition NE
LED Tape Light
Readily Available
287DR4
NEL122B
Condition NE
Indexable Threa
Readily Available
274DR4
WMTC094N00CMW13
Condition NE
Parting and Gro
Readily Available
3GDR4
GN4C----4P7B-21
Condition NE
Hand Knob: 4 Po
Readily Available
3DDR4
K0123.1A11X25
Condition NE
Adjustable Hand
Readily Available
2TDR4
R26B-0100
Condition NE
Spooled Wrappin
Readily Available
49DR46
2290070070201101
Condition NE
Defibrillator:
Readily Available
9ADR4
DEP7-3672
Condition NE
Mobile Work Pla
Readily Available
823DR4
MW.29.72.G3B
Condition NE
Motorized Wand
Readily Available
5ZDR4
5ZDR4
Condition NE
Drive Rivet,Bla
Readily Available
5RDR4
49-A-TX-20-5PK
Condition NE
Power Bit: T20
Readily Available
3DB79
LADR4
Condition NE
IEC Timer Modul
Readily Available
800DR4
M9LC175
Condition NE
Surge Arrester
Readily Available
1TDR4
1TDR4
Condition NE
OEM Blower: 5 1
Readily Available
818JJ5
DR460G-05
Condition NE
Spring Return G
Readily Available
818JJ7
DR460D-05
Condition NE
Spring Return G
Readily Available
818JJ3
DR460P-05
Condition NE
Spring Return G
Readily Available
797DR4
E-64-B-0100
Condition NE
Tubing: Polyeth
Readily Available
1VDR4
FWP22B
Condition NE
Acoustic Panel:
Readily Available
817DR4
ZEB58-BR
Condition NE
Fixed Rod End:
Readily Available
2ZDR4
C1/4TFAE
Condition NE
Float Valve Ass
Readily Available
BACR15DR4-4
RIVET,BLIND,NON
Readily Available
BACR15DR4-7
Condition NS
RIVET BLIND
Readily Available
BACR15DR4-6
Condition NE
NUT PLATE RIVET
Readily Available
BACN10DR4
5310008224232
Condition NE
NUT
Readily Available
DR460
2920013038193
Condition NS
PARTS KIT
Readily Available
DR468
2920013234513
Condition NS
CAP
Readily Available
HDR45
Condition NS
HEADPHONE ONLY
Readily Available
P20060DR463CF
Condition FN
CORE FREE CARR.
Readily Available
21060DR463CF
Condition FN
CORE FREE CARR.
Readily Available
19060DR463CF
Condition FN
CORE FREE CARR.
Readily Available
BACR15DR4-2
Condition FN
RIVET
Request
8DJ81CDR4
Tachometer Indi
Request


 
Top