QQ-N-281, GRADE 405, CLASS B

View detailed technical data, stock status, and sourcing information for: QQ-N-281, GRADE 405, CLASS B
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-269-0358

Item Name Code

01857

Assigment Date

12/11/1987 (38 years ago)

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends with threads of the same nominal diameter. The maximum diameter of the unthreaded portion must not be greater than the nominal thread diameter plus 0.020 inches (0.508 mm). The unthreaded portion must be without locking or wrenching provisions. It may be thread relieved. See also rod, threaded end and rod, continuous thread.

8 thread quantity per inch, right-hand thread direction, unc thread series, 1.000 inches nominal thread size, 2b thread class

Product Characteristics

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

Thread Class: 2b
Thread Direction: right-hand
Thread Series: unc
Thread Quantity Per Inch: 8
Nominal Thread Size: 1.000 inches
Criticality Code Justification: zzzw
Material: nickel alloy r-405 overall
Material Document And Classification: qq-n-281,cl b fed spec single material response overall
Special Test Features: as differentiated by material-no substitute
Nondefinitive Spec/Std Data: a style and 1 type
Departure From Cited Document: material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

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
1-8UNC-2B	Hexagon Plain Nut
1-8UNC-2BL1	Hexagon Plain Nut
QQ-N-281, GRADE 405, CLASS B	Hexagon Plain Nut
QQ-N-281, GRADE 405, CLASS BL1	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-269-0358?

The FSCG of the NSN 5310-01-269-0358 is 5310

Does the NSN 5310-01-269-0358 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5310-01-269-0358 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 5310-01-269-0358 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-269-0358 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 5310-01-269-0358 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Fri, Dec 11, 1987