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NSN 5342-00-331-4772, 5342003314772
COUPLING,CLAMP,GROOVED

Federal Supply Classification
FSC 5342 - Hardware, Weapon System
National Item Identification Number
NIIN 003314772
Codification Country
United States
Item Name Code
INC 20319
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.
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DLMS® Summary

National Stock Number 5342-00-331-4772

National Stock Number (NSN) 5342-00-331-4772, or NIIN 003314772, (coupling,clamp,grooved) was assigned December 16, 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 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

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 Feb 18, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The rights to use the data needed to purchase this part from additional sources are not owned by the Government and cannot be purchased. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 20319. [A METAL LOOP HAVING EITHER A V OR U CROSS SECTION OR CHANNELLED SEGMENT(S). IT MAY BE ATTACHED TO A FLAT BAND. IT IS DESIGNED TO CREATE A FLUID TIGHT JOINT AND/OR CONNECT PIPE, TUBING, TANK COVER(S), DUCT(S) AND THE LIKE, BY MATING WITH FLANGED OR BEADED FERRULE(S), FLARED, OR BEADED ENDS. IT MAY OR MAY NOT HAVE A SEALING INNER LINER. A LATCH OR LATCHES OF THE QUICK COUPLING TYPE, NUT OR BOLT TYPE, OR THREADED TRUNNION TYPE IS (ARE) USED TO LOCK AND ADJUST THE BAND. EXCLUDES:COUPLING, CLAMP, PIPE AND RING, LOCKING, METAL DRUM COVER.]. 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 5342003314772 contains silver.

This NSN is associated to Schedule B 9803200000: military equipments not identified by kind. The Schedule B End Use is listed as military apparel and footwear.

This information was last updated on .


Technical Characteristics

MATERIAL AND LOCATION
(ANNQ) STEEL, MIL-S-5059, TYPE 301, 1/2 HARD BAND
MATERIAL AND LOCATION
(ANNQ) STEEL, MIL-S-5059, TYPE 302, 1/4 HARD TRUNNION
SURFACE TREATMENT AND LOCATION
(ANNR) SILVER, AMS 2410 NUT
BAND THICKNESS
(ALED) 0.032 INCHES NOMINAL
BAND WIDTH
(ALEE) 0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLE
(AAGR) GROOVED RETAINER
HEIGHT
(HGTH) 0.188 INCHES MINIMUM AND 0.248 INCHES MAXIMUM
INCLUDED ANGLE IN DEG
(AKZZ) 40.0
INSIDE DIAMETER
(AARX) 2.320 INCHES NOMINAL
NUT TYPE
(ALDS) SELF-LOCKING HEXAGON
LATCH STYLE
(AGPR) SINGLE
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 5642 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5642 ASSN STD 2ND MATERIAL RESPONSE OR AISI 347 ASSN STD 2ND MATERIAL RESPONSE NUT
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-18732 ALLOY NO. 431 MIL SPEC SINGLE MATERIAL RESPONSE BOLT
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-5059, TYPE 301, 1/2 HARD MIL SPEC SINGLE MATERIAL RESPONSE BAND
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-5059, TYPE 302, 1/4 HARD MIL SPEC SINGLE MATERIAL RESPONSE TRUNNION
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-6721 COMPOSITION 302 1/4 HARD MIL SPEC SINGLE MATERIAL RESPONSE SEGMENT
MATERIAL
(MATT) STEEL COMP 301 BAND
MATERIAL
(MATT) STEEL COMP 302 SEGMENT
MATERIAL
(MATT) STEEL COMP 302 TRUNNION
MATERIAL
(MATT) STEEL COMP 431 BOLT
MATERIAL
(MATT) STEEL UNS S34720 OR STEEL UNS S34723 OR STEEL COMP 347 NUT
RETAINER THICKNESS
(ADTJ) 0.050 INCHES NOMINAL
RETAINER WIDTH
(ALEB) 0.500 INCHES NOMINAL
ROOT WIDTH
(ALEC) 0.156 INCHES NOMINAL
SEALING INNER LINER
(ALDW) NOT INCLUDED
SEGMENT QUANTITY
(ALDT) 3
SHAPE
(SHPE) ROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE NUT
SURFACE TREATMENT
(SFTT) SILVER NUT
MATERIAL AND LOCATION
(ANNQ) STEEL MIL-S-6721 COMPOSITION 302 1/4 HARD SEGMENT
TEMP RATING
(ABJH) NOT RATED
MATERIAL AND LOCATION
(ANNQ) STEEL MIL-S-18732 ALLOY NO. 431 BOLT
MAXIMUM LOAD RATING
(AGCS) NOT RATED
MATERIAL AND LOCATION
(ANNQ) STEEL AMS 5642 OR STEEL AISI 347 NUT

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