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NSN 5305-00-271-7750, 5305002717750
Cancelled -> Replaced by 5305001476493

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 002717750
Codification Country
United States
Item Name Code
INC 06657
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 5305-00-271-7750

National Stock Number (NSN) 5305-00-271-7750, or NIIN 002717750, (screw,machine) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5305001476493.

There is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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 5 years.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 02, 2006, 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) 06657. [AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO 0 (0.060 IN./1.5 MM) OR LARGER, DESIGNED TO BE HELD OR DRIVEN WITH EITHER A WRENCH OR AN INSERTED DRIVER OR BOTH (EXCLUDING INTERNAL SOCKET OR INTERNAL MULTIPLE SPLINE TYPES), IN SIZES BELOW NO. 10 (0.190 IN./5 MM). NO. 10 AND LARGER SIZES MUST HAVE A HEAD DESIGNED FOR ANY TYPE INSERTED DRIVER (EXCLUDING INTERNAL SOCKET OR INTERNAL MULTIPLE SPLINE TYPES), BUT MAY ALSO BE DESIGNED FOR EXTERNAL WRENCHING. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; AND SCREW, ASSEMBLED WASHER. SEE ALSO, SCREW, INSTRUMENT; BOLT, MACHINE; 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 5305002717750 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

FASTENER LENGTH
(AASB) 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
HEAD DIAMETER
(AASL) 0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM
HEAD HEIGHT
(AASU) 0.256 INCHES MINIMUM AND 0.276 INCHES MAXIMUM
HEAD HOLE CONFIGURATION STYLE
(CYBG) ROUND
HEAD STYLE
(AASK) FLAT CHAMFER
HOLE DIAMETER
(AAUB) 0.070 INCHES NOMINAL
HOLE QUANTITY
(ASXK) 5
INTERNAL DRIVE STYLE
(ABQZ) CROSS RECESS TYPE 1
MINIMUM TENSILE STRENGTH
(CQBC) 125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER
(AHYM) 0.250 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATION
(CYAW) AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
SCREW MATERIAL
(CYAU) STEEL COMP 8740
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(CYBE) AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE
SCREW SURFACE TREATMENT
(CYBA) CADMIUM
THREAD CLASS
(AAJD) 3A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.501 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
THREAD SERIES DESIGNATOR
(THSD) UNF
THREAD QUANTITY PER INCH
(CMLP) 28

Manufacturer Part Numbers


Related Inventory

AN115908
SCREW-FILL HD,D
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AN115908
5305002717750
Condition FN
Desc: 1/4-28 X
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