A7856

View detailed technical data, stock status, and sourcing information for: A7856

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A7856
Federal Supply Group
Aerospace Craft Components and Accessories
National Stock Number
1680-00-958-5459
Item Name Code
11554
Assigment Date
05/25/1966 (60 years ago)

An externally threaded fastener whose threaded portion is of one nominal 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.

58.825 inches nominal overall height, leg support mounting type, adjustable adjustability, 23.500 inches nominal overall length, 23.000 inches nominal overall width

Product Characteristics

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

Mounting Type
leg support
Overall Length
23.500 inches nominal
Overall Height
58.825 inches nominal
Overall Width
23.000 inches nominal
Adjustability
adjustable
Adjustment Type
tilt
Seating Capacity
1
Special Features
adjustment type: back tilt

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
1680-00-923-4317 No Name Available 07/01/1976

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
114ES018-2 Aircraft Seat
1VC1041 Aircraft Seat
A7856 Aircraft Seat
ACA3501-1V Aircraft Seat
ACA3501-2V Aircraft Seat

FAQs

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

What is the FSCG of the NSN 1680-00-958-5459?
The FSCG of the NSN 1680-00-958-5459 is 1680
Does the NSN 1680-00-958-5459 have a Schedule B code assigned?
Yes, the Schedule B code is 8803300060
Does NSN 1680-00-958-5459 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 1680-00-958-5459 contain precious materials?
Precious metal content is unknown
Does NSN 1680-00-958-5459 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 1680-00-958-5459 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Wed, May 25, 1966

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