Socket Head Cap Screw

NSN: 5305-00-001-1837 | Model: GS551B3S6

An externally threaded fastener whose threaded portion is of one diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

NSN Properties and Flags

NATO Stock Number

5305-00-001-1837

DEMIL

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.250 inches and 0.328 inches

Fastener Length

Between 0.390 inches and 0.437 inches

Head Style

Flat countersunk

Head Diameter

Between 0.327 inches and 0.385 inches

Internal Drive Style

Cross recess type 1

Thread Diameter

0.190 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

125000 pounds per square inch

Countersink Angle

Between 99.0 degrees and 101.0 degrees

Material

Steel

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416, type 1, cl 3 federal specification single treatment response

Thread Series Designator

Unf

Recent Solicitations

Solicitation	Return by Date	Buyer Code	Quantity
SPE5E219T8199	2019-04-15	PHPHB	3 EA
SPE5E219T5045	2019-02-07	PHPHB	10 EA
SPE5E219T3232	2018-12-13	PHPHB	1 EA

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 5305-00-001-1837 Datasheet

Supply Class (FSC):

Screws

Cross Reference:

GS551B3S6
GS551B3S6
GS551B3S6

Cage Codes:

Northrop Grumman Systems Corporation (CAGE 26512)
Lok Fasteners Corporation Long (CAGE 16941)
Nylok Corporation (CAGE 26233)

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.

Freight Information:

NMFC:

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

573 - Bolts or nuts (iron or steel),(less than 35 feet)
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
Z
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
9b-----
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $268.52 to $447.53..
Does NSN 5305-00-001-1837 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 Navy, and France
What is the NIIN of NSN 5305-00-001-1837?
000011837 or 00-001-1837
Does NSN 5305-00-001-1837 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5305-00-001-1837?
Solicitation SPE5E219T8199 for qty 3 on 04/08/2019
When was this national stock number assigned to the federal catalog?
Sep 24, 1972