CA2651-4-19

Close Tolerance Screw

NSN 5305-00-097-4441

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
25 EA
NIIN:
000974441

Technical Specifications of NSN

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
Between 0.278 inches and 0.328 inches
Fastener Length:
Between 1.606 inches and 1.626 inches
Head Style:
Flat chamfer
Head Diameter:
Between 0.477 inches and 0.492 inches
Head Height:
Between 0.126 inches and 0.141 inches
Locking Feature:
Detent ball grip
Grip Diameter:
Between 0.2487 inches and 0.2492 inches
Shank Unthreaded Hole Diameter:
0.076 inches first hole and 0.086 inches first hole
Shank Unthreaded Hole Diameter:
0.076 inches and 0.086 inches first hole
Internal Drive Style:
Slot
Thread Diameter:
0.250 inches
Grip Length:
Between 1.188 inches and 1.203 inches
Thready Qty Per Inch (tpi):
28
Distance From Head Largest Bearing Surface To Shank Hole Center:
1.511 inches first hole and 1.531 inches first hole
Distance From Head Largest Bearing Surface To Shank Hole Center:
1.511 inches and 1.531 inches first hole
Surface Finish:
32.0 microinches bearing surface of head
Surface Finish:
32.0 microinches grip
Part Name Assigned By Controlling Agency:
Navy special project
Material:
Iron alloy 660 fastener
Material:
Steel comp 302 spring
Surface Treatment:
Passivate
Surface Treatment Specification:
Qq-p-35 federal specification single treatment response
Thread Series Designator:
Unf
NSN:
5305-00-097-4441
Item Name:
Screw,machine,flat-head,close Tolerance
Cage Code:
29372

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
MS21125-419
Cage Code:
80205
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
MS21125-419
Cage Code:
96906
RNCC:
5
RNVC:
9
RNAAC:
KE
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:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

  We Guarantee with Every Order

  •   100% Genuine Manufacturers Parts
  •   Every Product thoroughly Inspected
  •   Sales Record Retention of 7 years
  •   Fast Delivery
  •   HAZMAT Certified
  •   Global Shipping

Pricing & Availability

Submit this form for current pricing and availability quote on part number ca2651-4-19 and/or cross reference parts.
Part / NSN:
Qty:
Your Email:
Phone:
Ref. / PO #:
Company:

We do not share or sell your information to anyone.
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: 7318152000
  • SITC: 69421
  • End Use: Iron and steel products, other
  • NAICS: 332722
  • USDA: 1

Classification: Bolts and bolts and their nuts or washers exported in the same shipment


Best-Selling Products A collection of our most popular products