HTTA-3

View detailed technical data, stock status, and sourcing information for: HTTA-3

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HTTA-3
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5342 Weapon System Hardware
National Stock Number
5342-01-345-8189
Item Name Code
53589
Assigment Date
09/24/1991 (34 years ago)

A cylindrical item which may have wrenching and/or driving facilities and/or shoulders. It is designed to be inserted in a drilled, tapped or a pretapped hole, or molded or pressed into soft material to reduce the size of a tapped hole; to provide threads; to add strength, and/or to prevent stripping. It is one of the following: (1) a one-piece, flanged or unflanged, internally threaded item which may have external threads, and/or serrations around the periphery of the collar, designed to engage a serrated lock ring which is not included with the item; (2) a one-piece precision coiled wire; (3) a two-piece item consisting of an internally threaded cylinder and a mating externally threaded part; or (4) a one-piece internally threaded item whose outside diameter is tapered and/or knurled and/or with fin(s). The internal thread of the item may have a locking feature. Excludes:items having a sleeve on on its under portion which can be clinched or crimped. Excludes:bushing,machine thread; nut,plain,knurled; nut,plain,round; nut,plain,clinch and nut,self-locking,clinch. See also nut,plain,plate

1.340 inches nominal height, round w/four-hole flange style designator

Product Characteristics

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

Height
1.340 inches nominal
Style Designator
round w/four-hole flange

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
HTTA-3 Weapon System Resilient Mount

FAQs

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

What is the FSCG of the NSN 5342-01-345-8189?
The FSCG of the NSN 5342-01-345-8189 is 5342
Does the NSN 5342-01-345-8189 have a Schedule B code assigned?
Yes, the Schedule B code is 8710000090
Does NSN 5342-01-345-8189 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 5342-01-345-8189 contain precious materials?
Item does not contain precious metal.
Does NSN 5342-01-345-8189 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 5342-01-345-8189 was assigned to the Federal Catalog?
It was assigned 34 years ago, on Tue, Sep 24, 1991

Professional Distribution

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Pricing

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ITAR Registered

In Stock

This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.

Overhauled 2
Total 2
Availability of this item was last updated on: 01/28/2026 07:01 AM EST. Stock levels and pricing are subject to change.

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