NSN 441687

A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes:packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.

steel ams 5504,0.710 min in. 0.730 max in. lg,0.480 min in. 0.500 max in. w,0.045 min in. 0.055 max in. thk general characteristics item description, acft eng tf33 end item identification.

NSN 2840-01-159-6753 Datasheet

(NSN) National Stock Number

2840-01-159-6753

(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

01-159-6753

Requires Demilitarization

Yes

(INC) Item Name Code

77777

Date

Thu, Aug 11, 1983

End Item Identification

acft eng tf33

General Characteristics Item Description

steel ams 5504,0.710 min in. 0.730 max in. lg,0.480 min in. 0.500 max in. w,0.045 min in. 0.055 max in. thk

Identification

Demilitarization Code

A - 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.

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

1426107

Cross Reference

CAGE Codes

77445

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney

Non-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

63220

Water Commodity

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

National Motor Freight Classification Item Number

133300

Questions & Answers

1. What is the FSCG of the NSN 2840-01-159-6753?

   The FSCG of the NSN 2840-01-159-6753 is 2840

2. Does NSN 2840-01-159-6753 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.

3. Does NSN 2840-01-159-6753 contain precious materials?

   Item does not contain precious metal.

4. Does NSN 2840-01-159-6753 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.

5. When the NSN 2840-01-159-6753 was assigned to the Federal Catalog?

   It was assigned 43 years ago, on Thu, Aug 11, 1983