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NSN 5305-01-126-9277, 5305011269277
SCREW,CAP,SOCKET HEAD

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 011269277
Codification Country
United States
Item Name Code
INC 16282
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 5305-01-126-9277

National Stock Number (NSN) 5305-01-126-9277, or NIIN 011269277, (screw,cap,socket head) was assigned February 20, 1982 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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 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 12, 2014, this NSN's acquisition method was noted as: Acquire, for the first time, directly from the actual manufacturer rather than the prime contractor who is not the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 16282. [AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER. THE HEAD HAS AN INTERNAL SOCKET OR MULTIPLE SPLINE FOR USE WITH AN INSERTED DRIVER. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES:ITEMS WITH BEVEL (CONICAL) HEADS. SEE BOLT, INTERNAL WRENCHING. EXCLUDES:SCREW, SHOULDER; AND SCREW, MACHINE.]. 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 5305011269277 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) 1.985 INCHES MINIMUM AND 2.030 INCHES MAXIMUM
FEATURES PROVIDED
(CBBL) FINISHED HEAD
HARDNESS RATING
(CQFM) 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER
(AASL) 0.450 INCHES MINIMUM AND 0.460 INCHES MAXIMUM
HEAD HEIGHT
(AASU) 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD STYLE
(AASK) FLAT CHAMFER
INTERNAL DRIVE STYLE
(ABQZ) HEXAGON
MATERIAL
(MATT) STEEL OVERALL
NOMINAL THREAD DIAMETER
(AHYM) 0.312 INCHES
PURCHASE DESCRIPTION IDENTIFICATION
(ZZZP) 16764-P30S31S1
SPECIAL FEATURES
(FEAT) HIGH GRADE ALLOY STEEL;USED ON AVCO STARTER 1114673;LUBRICANT FINISH,DRY TO TOUCH,PER GM4435-M,CODE A72; GM1131-M,TYPE D SEALER AROUND FLAT UNDER THE HEAD;0.2712 IN. MIN. AND 0.2752 IN. MAX. PITCH DIA. OF THREADEDPORTION;0.2764 IN. MAX. PITCH DIA. AFTER PHOSPHATE COATING;HEAD BEARING SURFACE MUST BE FREE OF TOOL MARKS; 0.350 IN. MIN. LG UNTHREADED PORTION OF FASTENER;BALL-TYPE INTERNAL WRENCHING FACILITY;FLAT U.S. STANDARD SCREW POINT,W/ CHAMFER 35 DEG. MIN. AND 40 DEG. MAX. TO MINOR DIA.
WIDTH ACROSS FLATS
(ASDB) 0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) G-4435-M,CODE A72 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) PHOSPHATE OVERALL
THREAD CLASS
(AAJD) 2A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 1.635 INCHES MINIMUM AND 1.680 INCHES MAXIMUM
THREAD SERIES DESIGNATOR
(THSD) UNC
THREAD QUANTITY PER INCH
(CMLP) 18

Manufacturer Part Numbers


Related Inventory

1894794
5305011269277
Condition NS
SCREW
Readily Available


 
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