NSN 553514

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.

matt and czbj and abhp and abmz and feat criticality code justification, acft eng tf33 end item identification, turbine engine section location, 7.623 inches minimum and 7.625 inches maximum diameter, axial compressor design type.

NSN 2840-01-021-1680 Datasheet

(NSN) National Stock Number

2840-01-021-1680

(FSG) Federal Supply Group

28 - Engines, Turbines, and Components

(FSC) Federal Supply Classification

2840 - Prime Moving; and Components Aircraft Gas Turbines and Jet Engines

(NIIN) National Item Identification Number

01-021-1680

Requires Demilitarization

Yes

(INC) Item Name Code

50597

Date

Mon, May 10, 1976

Schedule B Code

8411997050

End Item Identification

acft eng tf33

Criticality Code Justification

matt and czbj and abhp and abmz and feat

Design Type

axial compressor

Diameter

7.623 inches minimum and 7.625 inches maximum

Engine Section Location

turbine

Part Name Assigned By Controlling Agency

original name carbon seal,engine

Material

unable to decode

Overall Length

1.117 inches minimum and 1.123 inches maximum

Special Features

t.o. 2j-tf33-14, fig 27, ind 49; used on housing and support turbine front; bearing, seal turbine front; bearing, combustion chamber case; matl is graphite carbon

Identification

Demilitarization Code

Q - "commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Precious Metals Indicator

A - Item does not contain precious metal.

Hazardous Metals Indicator

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

Pseudo Item Name Code

0050597

Cross Reference

CAGE Codes

11449

Turbo Power & Marine System Inc Sub of United Technologies Corp

U.s./canadian manufacturers

77445

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney

Non-manufacturers

52661

Rtx Corporation Div Pratt & Whitney

U.s./canadian manufacturers

Freight Information

Air Commodity

AZ -

Air Dimension

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

National Motor Freight Class Rating

W - Rating variable

Special Handling

9 - Other or no special handling required (sh)

Type of Cargo

Z - No special type of cargo code applicable

Uniform Freight Classification Item Number

04720

Water Commodity

593 - Motors and parts, (machinery and parts),(less than 35 feet)

National Motor Freight Classification Item Number

011790

Schedule B & Trade

Schedule B

8411-99-7050

Description

parts of gas turbine aircraft engines, other than for use in civil aircraft

End Use

50020 - Engines and turbines for military aircraft

Unit of Quantity

NO

USDA

Yes

(SITC) Standard International Trade Classification

71499

(NAICS) North American Industrial Classification System

336412

Questions & Answers

1. What is the FSCG of the NSN 2840-01-021-1680?

   The FSCG of the NSN 2840-01-021-1680 is 2840

2. Does the NSN 2840-01-021-1680 have a Schedule B code assigned?

   Yes, the Schedule B code is 8411997050

3. Does NSN 2840-01-021-1680 require demilitarization?

   "commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

4. Does NSN 2840-01-021-1680 contain precious materials?

   Item does not contain precious metal.

5. Does NSN 2840-01-021-1680 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.

6. When the NSN 2840-01-021-1680 was assigned to the Federal Catalog?

   It was assigned 50 years ago, on Mon, May 10, 1976