640-21

Machine Screw

NSN 5305-00-407-8653

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
004078653

Detail Specifications

Thread Class:
2a
Thread Direction:
Right-hand
Thread Length:
Between 0.276 inches and 0.312 inches
Fastener Length:
Between 0.281 inches and 0.312 inches
Head Style:
Round
Head Diameter:
Between 0.146 inches and 0.162 inches
Head Height:
Between 0.059 inches and 0.069 inches
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.086 inches
Thready Qty Per Inch (tpi):
56
Min. Tensile Strength (psi):
55000 pounds per square inch
Screw Material:
Copper alloy
Screw Material Specification:
Qq-b-613 federal specification single material response or qq-b-626 federal specification single material response or qq-w-321 federal specification single material response
Screw Surface Treatment:
Cadmium
Screw Surface Treatment Specification:
Qq-p-416, type 2, class 3 federal specification single treatment response
Thread Series Designator:
Unc
Nondefinitive Specification/std Data:
1 type and 1s style
NSN:
5305-00-407-8653
Item Name:
Screw,upper Mount
Cage Code:
10428

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
FFS92TYPEISTYLE1S
Cage Code:
81348
RNCC:
4
RNVC:
1
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
23-00161-055
Cage Code:
00724
RNCC:
3
RNVC:
2
RNAAC:
XX
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06657
FIIG:
A500D0
Concept No.:
App. Key:
Cond. Code:
1
Status:
A

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
096630
UFC:
50590
LTL:
70.0
LCL:
70.0
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Upper Mount Screw"

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal 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. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

MOE Major Organizational Entities

Entity
DSOR
User:
REPUBLIC OF KOREA Republic of Korea
DSOR:
Import / Export
  • Schedule B: 7415338550
  • SITC: 69433
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Classification: Other copper screws (not for wood) bolts and nuts


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