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NSN 5305-01-197-1521, 5305011971521
THUMBSCREW

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 011971521
Codification Country
United States
Item Name Code
INC 06673
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 5305-01-197-1521

National Stock Number (NSN) 5305-01-197-1521, or NIIN 011971521, (thumbscrew) was assigned December 18, 1984 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated 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.

There has been a small amount of 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 Sep 29, 2017, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 06673. [AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER. IT MAY HAVE AN UNTHREADED PORTION WITH A DIAMETER LESS THAN, EQUAL TO, OR GREATER THAN THE DIAMETER OF THE THREADED PORTION. IT HAS EITHER A VERTICALLY FLATTENED, CIRCULAR KNURLED, SPLINED OR SMOOTHED, OR WING TYPE HEAD, ALL OF WHICH ARE DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. FOR ITEMS HAVING WRENCHING FACILITIES SUCH AS SOCKET RECESS, MULTIPLE SPLINE OR SLOT HEADS, USE SCREW (AS MODIFIED) OR BOLT (AS MODIFIED).]. 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 5305011971521 does not contain precious metals.

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) 7.380 INCHES NOMINAL
HEAD DIAMETER
(AASL) 0.750 INCHES NOMINAL
HEAD HEIGHT
(AASU) 1.000 INCHES NOMINAL
HEAD STYLE
(AASK) KNURLED NO. 1
HOLE CONFIGURATION STYLE
(CRHC) ROUND
HOLE DIAMETER
(AAUB) 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
HOLE TYPE
(BQDM) DRILLED
HOLE QUANTITY
(ASXK) 1
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 632 OVERALL
NOMINAL THREAD DIAMETER
(AHYM) 0.375 INCHES
POINT STYLE
(ABQJ) FLAT
THREAD CLASS
(AAJD) 3A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.880 INCHES NOMINAL
THREAD QUANTITY PER INCH
(CMLP) 24
THREAD SERIES DESIGNATOR
(THSD) UNF
SURFACE TREATMENT
(SFTT) PASSIVATE OVERALL

Manufacturer Part Numbers


Related Inventory

75D111061-2003
5305011971521
Condition NE
SCREW
Readily Available


 
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