256601 PIECE 25L1

View detailed technical data, stock status, and sourcing information for: 256601 PIECE 25L1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-170-4115

Item Name Code

18257

Assigment Date

01/24/1984 (42 years ago)

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items departure from cited designator, zzzx criticality code justification, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction: right-hand
Criticality Code Justification: zzzx
Departure From Cited Designator: material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-01-198-4150	No Name Available	05/01/1986
5305-01-349-2209	No Name Available	10/01/1993

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
256601 PIECE 25	Hexagon Head Cap Screw
256601 PIECE 25L1	Hexagon Head Cap Screw
257388 PIECE 25	Hexagon Head Cap Screw
257388 PIECE 25L1	Hexagon Head Cap Screw
2642-774-01 ITEM 29	Hexagon Head Cap Screw
2642-774-01 ITEM 29L1	Hexagon Head Cap Screw
845-4558737 ITEM 29	Hexagon Head Cap Screw
845-4558737 ITEM 29L1	Hexagon Head Cap Screw
FF-S-86L1	Hexagon Head Cap Screw
QQ-N-286 TY VI 5/8 11UNC 3AX2	Hexagon Head Cap Screw
QQ-N-286 TY VI 5/8 11UNC 3AX2L1	Hexagon Head Cap Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-01-170-4115?

The FSCG of the NSN 5305-01-170-4115 is 5305

Does NSN 5305-01-170-4115 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5305-01-170-4115 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-170-4115 contain hazardous materials?

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

When the NSN 5305-01-170-4115 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Tue, Jan 24, 1984