Machine Screw

NSN: 5305-00-081-6668 | Model: 4177085-6

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

5305-00-081-6668

DEMIL

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.200 inches and 0.250 inches

Fastener Length

Between 0.219 inches and 0.250 inches

Head Style

Flat countersunk

Head Diameter

Between 0.191 inches and 0.225 inches

Internal Drive Style

Cross recess type 1

Thread Diameter

0.112 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

55000 pounds per square inch

Countersink Angle

Between 99.0 degrees and 101.0 degrees

Screw Material

Steel comp 1010 or steel

Screw Material Specification

Qq-s-630 federal specification 1st material response or qq-s-631 federal specification 1st material response or qq-s-634 federal specification 1st material response

Screw Surface Treatment Specification

Qq-p-416 type 2 cl 3 federal specification single treatment response

Thread Series Designator

Unc

Recent Solicitations

Solicitation	Return by Date	Buyer Code	Quantity
SPE5EC19T0724	2019-02-20	PAA05	217 HD
SPE5EC18T1931	2018-09-27	PAA05	226 HD
SPE5EC18T1048	2018-04-25	PAA05	226 HD
SPE5E318T4149	2018-01-10	PAA64	264 HD
SPE5EC17T1421	2017-10-03	PAA05	231 HD
SPE5EC15T0918	2015-07-31	PHPHA	866 HD

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 5305-00-081-6668 Datasheet

Supply Class (FSC):

Screws

Cross Reference:

4177085-6
AN507-440R4
MS24693S2
MS24693-C02
AN507-440R4
4-40X25LGFLHD
55-0209-4-4
NASM24693-S2
MS24693S2
AN507-440R4
MS24693-S2
10124965
60087110
4177085-6
AN507-440R4
MS24693S2
MS24693-C02
AN507-440R4
4-40X25LGFLHD
MS24693S2
NASM24693-S2
55-0209-4-4
MS24693-S2
60087110
AN507-440R4
10124965

Cage Codes:

Zf Industrieantriebe Witten Gmbh (CAGE D9182)
Dong, Lily Q (CAGE 19606)
U S Challenge Co (CAGE 88040)
The Delbert Blinn Co Inc (CAGE 08289)
Grimes Aerospace Company (CAGE 72914)
National Aerospace Standards (CAGE 80205)
Navy Aeronautical Air Force (CAGE 81352)
Military Standards (CAGE 96906)
Nimikkeistokeskus Ncb Finland (CAGE A486G)
E and R Electronics Inc (CAGE 30669)

Replacements:

5305-00-081-6668 replaces 5305-00-067-8970
5305-00-081-6668 replaces 5305-00-639-0556
5305-00-081-6668 replaces 5305-00-810-6714
5305-00-081-6668 replaces 5305-00-818-4600
5305-00-081-6668 replaces 5305-00-836-3609
5305-00-081-6668 replaces 5305-00-841-2109

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

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

CRITL

- The item is an aviation critical safety item/flight safety critical aircraft part (acsi/fscap).

Freight Information:

NMFC:

093486 - Bolts, nuts or screws, noi (sub 3)
WCC:

713 - Metal hardware
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
LTL:

W - Rating variable
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
D
Quantity per pack
1
Unit of Measure
Hd
Shelf Life
N/A
Classification Control
U
MGMT_CTL
T2200x-
Repariability
This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $6.20 to $10.33..
Does NSN 5305-00-081-6668 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Army, Department Of The Air Force, U.s. Marine Corps, Department Of The Navy, U.s. Coast Guard, National Aeronautics and Space Administration, National Aeronautics and Space Administration, Austria, Finland, Poland, Bulgaria, Brazil, Spain, Columbia, Singapore, Kuwait, Saudi Arabia, Malaysia, Australia, Belgium, Canada, New Zealand, France, Germany, Republic Of Korea, United Kingdom, Philippines, Netherlands, Portugal, Italy, Denmark, Norway, Greece, Turkey, and Nato Maintenance and Supply Agency
What is the NIIN of NSN 5305-00-081-6668?
000816668 or 00-081-6668
Does NSN 5305-00-081-6668 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5305-00-081-6668?
Solicitation SPE5EC19T0724 for qty 217 on 02/13/2019
When was this national stock number assigned to the federal catalog?
Jan 01, 1963