NSN 5305-01-049-1739

Close Tolerance Screw
DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
--
NIIN:
010491739

Pricing & Availability Check

Submit this form for stock availability and pricing.
Part Number:
Quantity:
Email Address:
Phone Number:
Your Name:
Company:

Inventory

 

This product may be available in the following quantities and conditions.

  • NE: 288

Please note that inventory for this NSN was updated 09/05/2024 and may have changed since then. Request a quote for up to date pricing and availability.

Product Definition Definition of approved item name (AIN): "SCREW,CLOSE TOLERANCE"

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.

5305-01-049-1739 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
AAJD
Thread Class
3a
MRC:
AASA
Thread Length
0.260 inches
MRC:
AASB
Fastener Length
Between 0.760 inches and 0.807 inches
MRC:
AASK
Head Style
Flat countersunk
MRC:
AASL
Head Diameter
Between 0.296 inches and 0.301 inches
MRC:
AAUR
Grip Diameter
Between 0.1885 inches and 0.1895 inches
MRC:
ANEE
Grip Length
Between 0.490 inches and 0.510 inches
MRC:
CRSQ
Countersink Angle
100.0 degrees

Cross Reference Parts Part numbers that meet the specification outlined on this page and set by the OEM

Part Number
Cage
RNCC
RNVC
DAC
RNAAC
Status
MSDS
SADC
Part Number:
51B581-3-8
Cage Code:
0JRC1
RNCC:
C
RNVC:
1
DAC:
4
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
9X
Part Number:
51B581-3-8
Cage Code:
76823
RNCC:
3
RNVC:
9
DAC:
4
RNAAC:
9Z
Status:
A
MSDS:
SADC:
Indicates a design/source control reference item
Inidicates part number has been superseded

Identification Item Identification Guide (IIG) and Item Name Code (INC)

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29294
FIIG:
A003B0
Concept No.:
App. Key:
SS
Cond. Code:
1
Status:
A

Special material and handling

HMIC
PMIC
ESD
ENAC
ADPE
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
ADPE:
CRITL:
X
Hazmat (HMIC) N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Precious Metals (PMIC) U

Precious metal content is unknown

Criticality X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.