NSN 5340-00-884-9990

Helical Compression Spring Seat
DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
--
NIIN:
008849990

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Product Definition Definition of approved item name (AIN): "SEAT,HELICAL COMPRESSION SPRING"

A circular item, usually having a flat or grooved flange, boss(es), and/or counterbore designed to accommodate the end of the spring. It is used to position the spring, but does not encase the spring or restrain lateral motion. It may be used in conjunction with a retainer, helical compression spring. Excludes washer (1), (as modified); seat, ball socket and holder, spring. See also rotor, engine poppet valve.

5340-00-884-9990 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
ABKW
Overall Height
Between 0.1500 inches and 0.1700 inches
MRC:
ABPR
First Step Diameter
Between 0.4900 inches and 0.5100 inches
MRC:
ALME
Material Hardness Rating
Between 70.0 rockwell b and 100.0 rockwell b
MRC:
APGF
Design Type
Solid
MRC:
BBRB
End Diameter
Between 0.3020 inches and 0.3220 inches
MRC:
BZDH
Distance From End To First Step
Between 0.0700 inches and 0.0900 inches
MRC:
FEAT
Special Features
3seat body 1.024 in. Lg x 0.380 in. Wd x 0.160 in. Thk, ring concentric to end diameter ground on 0.620/0.626 in. Diameter to 0.080 in. Depth, one hole 0.186/0.192 in. Diameter drilled through seat 0.540 in. From ctr of end dia; not casehardened; matl-steel ams 5513
MRC:
MATL
Material
Steel
MRC:
MATT
Material
Steel
MRC:
ZZZV
Fsc Application Data
Control, propeller

Cross Reference Parts Part numbers that meet the specification outlined on this page and set by the OEM

Part Number
Cage
RNCC
RNVC
DAC
RNAAC
Status
MSDS
SADC
Part Number:
538106
Cage Code:
73030
RNCC:
3
RNVC:
2
DAC:
5
RNAAC:
CT
Status:
A
MSDS:
SADC:
Indicates a design/source control reference item
Inidicates part number has been superseded

Identification Item Identification Guide (IIG) and Item Name Code (INC)

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
24328
FIIG:
T319-E
Concept No.:
App. Key:
EA
Cond. Code:
1
Status:
A

Special material and handling

HMIC
PMIC
ESD
ENAC
ADPE
CRITL
HMIC:
P
PMIC:
U
ESD:
ESD:
ADPE:
CRITL:
X
Hazmat (HMIC) P

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

Precious Metals (PMIC) U

Precious metal content is unknown

Criticality X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

National motor freight and handling

NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
177980
NMF Description:
Springs Noi Stl O/t Wire
UFC:
87430
LTL:
55.0
LCL:
55.0
WCC:
579
TCC:
Z
SHC:
9
ADC:
A
ACC:
A

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 579

Steel springs, (less than 35 feet).

Air Commodity (ACC) A

Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft.

Air Dimensions (ADC) A

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

Air Special Handling (SHC) 9

Other or no special handling required (sh)