SECTIOP I INTRODUCTION

SB 740-95-20

SECTION I

INTRODUCTION

green, black, or white corrosion product with or without

1-1. Purpose.

This bulletin provides the basic

etching, pitting, or more extensive surface deterioration

information and detailed inspection procedures required

resulting in a loose or granular condition.

or cites suitable documentation to determine the

Stage IV (Defect Code 93). Red, brown,

serviceability status of shelf-life items in stock.

green, black, or white corrosion progressed to the point

where fit, wear, function, or life of the item has been

1-2. Scope.

The provisions of this bulletin are

affected. Powdered or scaly condition with pits or

mandatory for use in conducting all types of surveillance

irregular areas of material removed from the surface of

inspection, as identified in this bulletin. The provisions

the item.

apply only to Department of the Army depots and depot

(3) Defect number.

A three-digit number

activities.

associated with a particular defect. It identifies the

defect and the severity of the defect. The numbers are

Commonly Used Quality

1-3. Definitions.

used in particular classification of defects tables. The

Assurance Terms. Refer to MIL-STD-109 for definitions

defect designated by a number is not unique (such as in

of these terms.

Quality Defect Code (1)(b) above) but is redefined in

each table where the number is used, although often the

b. Specialized Terms. The following definitions

definition will closely parallel a Quality Defect Code

are listed in alphabetical order by major heading. They

definition. Sequential numbers starting with 0 (OXX) are

apply to specialized terms used in this bulletin.

critical defects; sequential numbers starting with 1 (1XX)

are major defects; and sequential numbers starting with

(1)

Codes.

Numbers and letters used for

2 (2XX) are minor defects.

brevity.

(4) Deterioration.

A change in an item's

characteristics caused by an environment that adversely

(a) Inspection Frequency Code (IFC). A

affects its ability to function as intended. See paragraph

numeric code to tell how often to perform inspection of

2-6a(3)(j).

materiel in storage. The numeric codes and definitions

(a) Deterioration, polymeric plastic items.

are listed in paragraph 2-6e.

Molded organic compounds: celluloid, bakelite, lucite,

(b) Quality Defect Code (QUAL DEF CODE).

vinyl, rubber, etc. Stage I (Defect Code 94A). Fungus

A three-digit numeric code assigned to indicate the

damage, color change, or distortion.

category of a given defect and to identify, by explanation,

Stage II (Defect Code 94B). Sticky surface,

that particular defect. The coding system and definitions

craze cracks, dissolved paint, or small cracks.

are enumerated in paragraph 2-6a.

Stage III (Defect Code 94C).

Liquefied

material, large cracks, crumbled (brittle), or fractured

to a shelf-life item. The code identifies a period of time

(broken) to an extent where fit, function, or life has been

that starts with the date of manufacture or assembly and

affected.

ends when the item must be used or be subjected to

(b)Deterioration. polymeric non-plastic items.

inspection, test, restoration, or to disposal action (AR

Non-molded organic components: cloth, leather, hair, fur,

700-89). The codes and associated times are listed in

felt, paper, cork, cardboard, wood, etc.

paragraph 2-6d.

Stage I (Defect Code 95A). Mold, fungus

(d) Test Required Code (TRC). A three-digit

damage, or color change.

numeric-alpha code that is used in appendix A to

Stage II (Defect Code 95B).

Shredding,

indicate that only a simple examination is required (Qual

warping, shrinkage, distortion, embrittlement, small

def codes) or to cross-reference additional inspection

separations (cracks or tears), or slight swelling.

requirements. The code meanings are in paragraph 2-

Stage III (Defect Code 95C). Gross swelling,

6f.

soggy, large cracks, rot, insect infestation, brittle

(2) Corrosion, Metals. See paragraph 2-6a (3)(j).

disintegration, or large or complete separations to an

Stage I (Defect Code 90). Discoloration or

extent where fit, function, or life has been affected.

staining with no direct visual evidence of pitting, etching,

or other surface damage.

Stage II (Defect Code 91). Red, brown, green,

black, or white corrosion product accompanied by minor

etching or minor surface pitting.

Stage III (Defect Code 92). Red, brown,

1-1