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NSN 5305-00-543-2273, 5305005432273
Cancelled -> Replaced by 5305000181702

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 005432273
Codification Country
United States
Item Name Code
INC 18257
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 5305-00-543-2273

National Stock Number (NSN) 5305-00-543-2273, or NIIN 005432273, (screw,cap,hexagon head) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5305000181702.

There are 7 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 10 suppliers. Today, 7 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

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

This NSN is unique to one weapons system.

This NSN is assigned to Item Name Code (INC) 18257. [AN EXTERNALLY THREADED FASTENER DESIGNED FOR INSERTION INTO HOLES IN ASSEMBLED PARTS, FOR MATING WITH A PREFORMED INTERNAL THREAD AND FOR TIGHTENING OR RELEASING BY TORQUING THE HEAD. THE THREADED AND UNTHREADED PORTIONS ARE BOTH OF THE SAME NOMINAL DIAMETER OF 0.190 INCH (5 MM) OR LARGER. HEAD DIMENSIONS AND SIZES OF THREADED AND UNTHREADED PORTIONS SHALL CONFORM TO INTERNATIONALLY RECOGNIZED FASTENER STANDARDS. THE THREAD LENGTH BEING THE CONTROLLED DIMENSION, THE GRIP LENGTH IS NOT SPECIFIED. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER OR BY THE THUMB AND FINGERS. EXCLUDES:BOLT,MACHINE; BOLT,EXTERNALLY RELIEVED BODY; BOLT,INTERNAL WRENCHING; AND SCREW,CAP,SOCKET HEAD.]. 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 5305005432273 contains an unknown precious metal.

This NSN is associated to Schedule B 7318152000: bolts and bolts and their nuts or washers exported in the same shipment. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.

This information was last updated on .


Technical Characteristics

END ITEM IDENTIFICATION
(AGAV) MRAP BUFFALO MK2A2
FASTENER LENGTH
(AASB) 1.750 INCHES NOMINAL
HARDNESS RATING
(CQFM) 23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT
(AASU) 0.312 INCHES NOMINAL
HEAD STYLE
(AASK) HEXAGON
MATERIAL
(MATT) STEEL OVERALL
MINIMUM YIELD STRENGTH
(CQHQ) 120000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER
(AHYM) 0.500 INCHES
NONDEFINITIVE SPEC/STD DATA
(ZZZT) 2 TYPE AND 10P STYLE AND 5 GRADE
WIDTH BETWEEN FLATS
(AATB) 0.750 INCHES NOMINAL
SURFACE TREATMENT
(SFTT) CADMIUM OR ZINC OVERALL
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD CLASS
(AAJD) 2A
THREAD LENGTH
(AASA) 1.750 INCHES NOMINAL
THREAD SERIES DESIGNATOR
(THSD) UNF
THREAD QUANTITY PER INCH
(CMLP) 20
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL OR ZINC OVERALL

Manufacturer Part Numbers

120235

RNCC
5
RNVC
1
181702

RNCC
5
RNVC
1
181702

RNCC
5
RNVC
9
181702

RNCC
5
RNVC
9
1AX108

RNCC
5
RNVC
1
1AX108

RNCC
5
RNVC
1
4106

RNCC
5
RNVC
1
MS35298114

RNCC
2
RNVC
2
1AX108

ISC
3
RNCC
5
RNVC
2
1AX108

ISC
3
RNCC
5
RNVC
2
25090060

RNCC
5
RNVC
2
25090060

RNCC
5
RNVC
2

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