5340-00-987-5120

Helical Compression Spring Seat email this page

Model or part number: 556771

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About this product
0.156 in. Dia thru holes equally spaced in 1st end(4 holes);0.130 in. Distance from hole ctr to end;not casehardened

Description

Valve Spring Retainer NSN 5340-00-987-5120.

pdf NSN 5340-00-987-5120 Datasheet

MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
0.4000 inches
MRC:
None.ABPR
First Step Diameter:
Between 0.3980 inches and 0.4040 inches
MRC:
None.ABPS
First Step Length:
Between 0.0300 inches and 0.0600 inches
MRC:
None.ABPT
Second Step Diameter:
Between 0.4900 inches and 0.4960 inches
MRC:
None.ABPU
Second Step Length:
Between 0.0350 inches and 0.0450 inches
MRC:
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.ABXV
Bore Diameter:
Between 0.2760 inches and 0.2860 inches
MRC:
A numeric value that reflects the hardness of the material when used in conjunction with a hardness rating scale.ALME
Material Hardness Rating:
Between 75.0 rockwell superficial 15-n and 79.5 rockwell superficial 15-n
MRC:
The length of a straight line which passes through the center of the second end,and terminates at the circumference.AMFZ
Second End Diameter:
Between 0.3700 inches and 0.3800 inches
MRC:
Indicates the design type of the item.APGF
Design Type:
Solid
MRC:
The length of a straight line which passes through the center of the end of the item,and terminates at the circumference.BBRB
End Diameter:
Between 0.3700 inches and 0.3800 inches
MRC:
None.BZDH
Distance From End To First Step:
Between 0.1930 inches and 0.2430 inches
MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Steel, qq-s-763, class 416
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 416
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Qq-s-763, class 416 federal specification single material response
MRC:
--
NIIN:
009875120
MRC:
--
NATO Stock Number:
5340-00-987-5120
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
T319-E
MRC:
--
INC:
24328
MRC:
--
IMM:
KZ
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All Products Certified

Factory New, New Material, New Surplus, Overhauled, Serviceable, Repairable, and AS Removed / Used material will be accompanied by a Certificate of Conformance, and any other documents/trace when applicable. We have a 7 year record retention.

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Quality | ISO 9001:2015 + AS9120B

We are committed to quality and follow an AS9120 quality management system. AeroBase Group is HAZMAT certified and registered with DDTC, ITAR, and Aviation Suppliers Association (ASA). All products are 100% inspected.

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Shipping

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

Formal Definition

Government issue definition of NSN 5340-00-987-5120

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.

Freight

Universal / National freight and handling information
NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
133300
NMF Description:
Machinery/machines Noi
UFC:
63220
LTL:
Rating variable
LCL:
Rating variable
WCC:
713
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) 713

Metal hardware.

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)

Manufacturers

This NSN is registered to the following cage codes.
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