ST3M557-3D5

Close Tolerance Screw

NSN 5305-01-591-0926

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
015910926

Product Features

Head has a 0.80 degrees radius dome

Technical Specifications of NSN

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.406 inches
Fastener Length:
Between 0.704 inches and 0.734 inches
Head Style:
Fillister countersunk
Head Diameter:
Between 0.297 inches and 0.302 inches
Head Height:
0.012 inches
Grip Diameter:
0.189 mils and 0.190 centimeters
Point Length:
0.039 inches
Shank Unthreaded Hole Diameter:
0.070 mils first hole and 0.075 centimeters first hole
Point Style:
Flat
Internal Drive Style:
High-torque
Thread Diameter:
0.190 inches
Grip Length:
0.303 mils and 0.323 centimeters
Thready Qty Per Inch (tpi):
32
Countersink Angle:
Between 99.0 degrees and 101.0 degrees
Distance From Head Largest Bearing Surface To Shank Hole Center:
0.598 inches first hole and 0.608 inches first hole
Point Chamfer Angle:
45.0 of standard range single treatment response
Part Name Assigned By Controlling Agency:
Screw-close tolerance, 100 degrees countersunk, reduced head, hi-torque, non-magnetic cres (125 ksi fsu)
Material:
Nickel alloy 718
Material Specification:
Ams 5662 assn standard single material response
Surface Treatment:
Passivate
Surface Treatment Specification:
Ams 2700 method 1 assn standard single treatment response
Thread Series Designator:
Unjf
NSN:
5305-01-591-0926
Item Name:
Screw,machine,flat-head,close Tolerance
Cage Code:
06710

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
HT4027-3D5
Cage Code:
06950
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
HT4027-3D5
Cage Code:
06725
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
HT4027-3D5
Cage Code:
17446
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
ST3M557-3D5
Cage Code:
76301
RNCC:
7
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
ST3M557-3D5
Cage Code:
0K6Z0
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
ST3M557-3D5
Cage Code:
0ZC92
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
ST3M557-3D5
Cage Code:
1VSL7
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
HT4027-3D5
Cage Code:
27624
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
STE3557-3D5
Cage Code:
4WL75
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
HT4027-3D5
Cage Code:
56878
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
11923-3D5
Cage Code:
59563
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
WC4027-3D5
Cage Code:
60516
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
HT4027-3D5
Cage Code:
73197
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
HT4027-3D5
Cage Code:
80539
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
HT4027-3D5
Cage Code:
92215
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
HT4027-3D5
Cage Code:
L4528
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
ST3M557-3D5
Cage Code:
U6683
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29294
FIIG:
A003B0
Concept No.:
App. Key:
SS
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:
A
ESD:
A
ESD:
A
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
096640
UFC:
50600
LTL:
70.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Privacy | Terms

Definition Definition of approved item name (AIN): "Close Tolerance Flat-head Machine Screw"

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE AIR FORCE Dept. of the Air Force
DSOR:
Import / Export
  • Schedule B: 7508900000
  • SITC: 69975
  • End Use: Finished metal shapes
  • NAICS: 332999
  • USDA: 1

Classification: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)


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