NSN 4920-01-023-4012, 4920010234012
BLANKET,COVER,HEATER

Federal Supply Classification: FSC 4920 - Aircraft Maintenance and Repair Shop Specialized Equipment
National Item Identification Number: NIIN 010234012
Codification Country: United States
Item Name Code: INC 77777
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.

Availability: Readily Available Qualified Suppliers: We have 1 qualified suppliers

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DLMS^® Summary

National Stock Number 4920-01-023-4012

National Stock Number (NSN) 4920-01-023-4012, or NIIN 010234012, (blanket,cover,heater) was assigned June 17, 1976 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. None of the associated 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. 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 assigned to Item Name Code (INC) 77777. 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 4920010234012 does not contain precious metals.

This information was last updated on May 01, 2025.

Technical Characteristics

COUNTERSINK ANGLE: (CRSQ) 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
FASTENER LENGTH: (AASB) 0.156 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
HEAD DIAMETER: (AASL) 0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM
HEAD HEIGHT: (AASU) 0.038 INCHES MINIMUM AND 0.047 INCHES MAXIMUM
HEAD STYLE: (AASK) FLAT COUNTERSUNK UNDERCUT
INTERNAL DRIVE STYLE: (ABQZ) CROSS RECESS TYPE 1
MINIMUM TENSILE STRENGTH: (CQBC) 80000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER: (AHYM) 0.112 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: (CYAW) 66 FED STD ALL MATERIAL RESPONSES
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: (CYBE) QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
SCREW MATERIAL: (CYAU) STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316
SCREW SURFACE TREATMENT: (CYBA) PASSIVATE
THREAD CLASS: (AAJD) 2A
THREAD DIRECTION: (AAJF) RIGHT-HAND
THREAD LENGTH: (AASA) 0.138 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
THREAD QUANTITY PER INCH: (CMLP) 40
THREAD SERIES DESIGNATOR: (THSD) UNC