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NSN 5305-00-821-2838, 5305008212838
Cancelled -> Replaced by 5305008935911

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 008212838
Codification Country
United States
Item Name Code
INC 29294
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 5305-00-821-2838

National Stock Number (NSN) 5305-00-821-2838, or NIIN 008212838, (screw,close tolerance) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5305008935911.

There are 4 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has a strong supply network for this NSN, with 11 sources of supply.

This part number has not been procured by the US Government in over a year. There have been 7 contracts issued for this part number, with 18 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE5E320V2540, SPE5E320V2540, SPM5E119FA425, SPE5E218V6813, SPE5EY17D0515. The total value of the awarded contracts has been US$ 33,113.56.

This NSN is fairly common among different weapons systems, belonging to 18 different platforms.

There has been a small amount of demand for this national stock number. Globally, demand for this NSN has originated from 7 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 04, 2007, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 29294. [A SCREW, MACHINE OR SCREW, CAP, SOCKET HEAD WHOSE UNTHREADED PORTION IS OF SPECIFIED GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001 IN.) (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS (1.000 IN.) (25 MM) OR LESS IN DIAMETER. ITEMS OVER (1.000 IN.) (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN THOUSANDTHS (0.0015 IN.) (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001 IN.) (0.025 MM) BELOW THE MINIMUM SHANK DIAMETER, BUT NOT BELOW THE MINIMUM MAJOR DIAMETER FOR APPLICABLE CLASS OF FIT, AS SHOWN IN THE SCREW THREAD STANDARDS, FED STD H28 AND/OR OTHER NATIONALLY RECOGNIZED STANDARDS. THE HEAD IS DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER. IT IS NOT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS.]. 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 5305008212838 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

COUNTERSINK ANGLE
(CRSQ) 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH
(AASB) 0.699 INCHES MINIMUM AND 0.729 INCHES MAXIMUM
GRIP DIAMETER
(AAUR) 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM
GRIP LENGTH
(ANEE) 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
HEAD DIAMETER
(AASL) 0.328 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
HEAD STYLE
(AASK) FLAT COUNTERSUNK
NOMINAL THREAD DIAMETER
(AHYM) 0.190 INCHES
INTERNAL DRIVE STYLE
(ABQZ) OFFSET CRUCIFORM (TORQUE SET)
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-5626 MIL SPEC 5TH MATERIAL RESPONSE OVERALL OR AMS 6300 ASSN STD 6TH MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP E4340 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 4037 OVERALL
MINIMUM TENSILE STRENGTH
(CQBC) 160000 POUNDS PER SQUARE INCH
SPECIAL FEATURES
(FEAT) INTERNAL DRIVE RIBBED
THREAD QUANTITY PER INCH
(CMLP) 32
THREAD SERIES DESIGNATOR
(THSD) UNJF
SPECIFICATION/STANDARD DATA
(ZZZK) 80205-NAS1153 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE FINISH
(CSYM) 32.0 MICROINCHES GRIP
SURFACE FINISH
(CSYM) 32.0 MICROINCHES THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-416 TY 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL AND CHROMATE OVERALL
THREAD LENGTH
(AASA) 0.189 INCHES MINIMUM AND 0.301 INCHES MAXIMUM
THREAD CLASS
(AAJD) 3A
THREAD DIRECTION
(AAJF) RIGHT-HAND

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