HT4075VS4-6-18

Close Tolerance Screw

NSN 5305-01-337-4889

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
013374889

Product Features

Tapped hole in head 0.138-32 unjc-3b threads. Distance from top of head to injection port 0.180 nom. Inch. Injection port 0.120 nom. In. Lg; 0.060 nom. In. Wide

Product Technical Spec.

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.469 inches
Fastener Length:
Between 0.829 inches and 0.859 inches
Head Style:
Flat countersunk
Head Diameter:
Between 0.456 inches and 0.508 inches
Grip Diameter:
Between 0.2490 inches and 0.2495 inches
Internal Drive Style:
High-torque
Thread Diameter:
0.250 inches
Grip Length:
Between 0.365 inches and 0.385 inches
Thready Qty Per Inch (tpi):
28
Countersink Angle:
Between 99.0 degrees and 101.0 degrees
Surface Finish:
32.0 microinches bearing surface of head32.0 microinches grip32.0 microinches threads
Part Name Assigned By Controlling Agency:
Navy special project
Material:
Titanium alloy uns r56400
Material Specification:
Ams 4928 assn standard single material response or ams 4967 assn standard single material response
Surface Treatment:
Phosphate
Thread Series Designator:
Unjf
NSN:
5305-01-337-4889
Item Name:
Screw,machine,flat-head,close Tolerance
Cage Code:
06950

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
HT4075VS4-6-18
Cage Code:
73197
RNCC:
3
RNVC:
2
RNAAC:
KZ
Status:
A
MSDS:
SADC:
Part Number:
HT4075VS4-6-18
Cage Code:
L4528
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
HT4075VS4-6-18
Cage Code:
17446
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
HT4075VS4-6-18
Cage Code:
17419
RNCC:
5
RNVC:
2
RNAAC:
KZ
Status:
A
MSDS:
SADC:
Part Number:
HT4075VS4-6-18
Cage Code:
80539
RNCC:
5
RNVC:
2
RNAAC:
KZ
Status:
A
MSDS:
SADC:
Part Number:
HT4075VS4-6-18
Cage Code:
97928
RNCC:
5
RNVC:
9
RNAAC:
KZ
Status:
A
MSDS:
SADC:
Part Number:
HT4075VS4-6-18
Cage Code:
92215
RNCC:
5
RNVC:
9
RNAAC:
KZ
Status:
A
MSDS:
SADC:
Part Number:
HT4075VS4-6-18
Cage Code:
03950
RNCC:
3
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:
U
ESD:
ESD:
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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Pricing & Availability

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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 NAVY Dept. of the Navy
DSOR:
Import / Export
  • Schedule B: 8109900000
  • SITC: 69987
  • End Use: Finished metal shapes
  • NAICS: 331491
  • USDA: 1

Classification: Zirconium and articles thereof nesoi


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