Product Details | EXTERNALLY RELIEVED BODY SCREW

5305-01-297-4929 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and 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. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.

Part Alternates: M20B00011, M20B0001-1, 5305-01-297-4929, 01-297-4929, 5305012974929, 012974929

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 04 APR 1989 01-297-4929

Drawings & Photos | NSN 5305-01-297-4929


Demand History | NSN 5305-01-297-4929

Part Number Request Date QTY Origin
M20B0001-1 2023-10-289 3 DIBBS
M20B0001-1 2023-09-250 2 DIBBS
M20B0001-1 2022-04-97 2 DIBBS

Cross Reference | NSN 5305-01-297-4929

Part Number Cage Code Manufacturer
M20B0001-1 12464 MCDONNELL DOUGLAS CORP MCDONNELL DOUGLAS ELECTRONIC SYSTEMS
M20B0001-1 76301 BOEING COMPANY, THE DBA BOEING

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 5305-01-297-4929

Technical Data | NSN 5305-01-297-4929

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.250 INCHES NOMINAL
FASTENER LENGTH 0.750 INCHES NOMINAL
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
INTERNAL DRIVE STYLE D14 SLOT
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY 1
FIRST DIAMETER FROM HEAD 0.190 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER 0.500 INCHES NOMINAL
MANUFACTURERS CODE 76301
DESIGN CONTROL REFERENCE M20B0001-1

Restrictions/Controls & Freight Information | NSN 5305-01-297-4929

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5305-01-297-4929

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationE The current standard price is an estimated price.
  • Estimated Price challenges are allowed, but follow procedures in para 60.b. (3) of section L of this manual.
  • This code will be changed to a P code upon notification of a contract price or this code will be changed to an updated code upon determination of a valid price.
Materiel Management Aggregation CodeKVTG:AUTOMATIC TEST EQUIPMENT (ATE)
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each