Machine Screw

NSN: 5305-01-185-6268 | Model: NAS5603-7

An externally threaded fastener whose threaded portion is of one 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.

NSN Properties and Flags

NATO Stock Number

5305-01-185-6268

DEMIL

Thread Class

Thread Direction

Right-hand

Thread Length

0.440 inches

Fastener Length

0.440 inches

Head Style

Flat countersunk

Head Diameter

0.331 inches

Internal Drive Style

Tri-wing recess

Thread Diameter

0.190 inches

Thready Qty Per Inch (tpi)

Countersink Angle

Between 99.0 degrees and 101.0 degrees

Screw Material

Steel comp 4340 or steel comp 8740

Screw Material Specification

Mil-s-5000 military specification 1st material response or mil-s-6049 military specification 2nd material response or ams 6322 assn standard 2nd material response

Screw Surface Treatment

Cadmium

Screw Surface Treatment Specification

Qq-p-416 ty iii cl 3 federal specification single treatment response

Thread Series Designator

Unjf

Specification Data

80205-nas5603 professional/industrial association standard

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 5305-01-185-6268 Datasheet

Supply Class (FSC):

Screws

Cross Reference:

NAS5603-7

Cage Codes:

National Aerospace Standards (CAGE 80205)

Schedule B & Trade:

Schedule B: 7318152000 (NAICS 332722)

Bolts and bolts and their nuts or washers exported in the same shipment
SITC: 69421

Screws, bolts, nuts, screw hooks, rivets, washers and similar articles, threaded, of iron or steel
End Use: 12110

Iron and steel products, other

Identification:

HMIC

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

PMIC

U - Precious metal content is unknown

CRITL

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

Questions & Answers:
What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 5305-01-185-6268 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Canada
What is the NIIN of NSN 5305-01-185-6268?
011856268 or 01-185-6268
Does NSN 5305-01-185-6268 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5305-01-185-6268?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Aug 01, 1984