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Datasheet. 2121490-001 specification
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
knurled no. 5
0.173in.
The style designation indicating the configuration that most nearly corresponds to the appearance of the point.
cone
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.
slot
The number of externally relieved diameters on the body,adjacent to the head.
1
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.
0.147 in. dia by 0.029 in wide grove 1.040 in. max distance from point.
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
passivate
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
astm A380 assn std single treatment response
Answers.
Knurled no. 5
FSC 5305 ⁓ Screws
NSN 5305-01-392-8125 SCREW,EXTERNALLY RELIEVED BODY
passivate surface treated 0.147 in. dia by 0.029 in wide grove 1.040 in. max distance from point. knurled no. 5 head style
- NIIN
- 013928125
- NIIN Date
- 07/07/94
- Schedule B
- Name Code
- 01852
- FIIG
- A003B0
- QUP
- Historical Price
- $412.50 EA
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- No precious metals
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Major End Users Countries and entities
- - Department of The Air Force
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2121490-001 / Screw,externally relieved bodyWhat is the formal definition of this item?
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.
