NSN 3120-00-030-8384

Linear-rotary Motion Roller
DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
000308384

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Inventory

 

This product may be available in the following quantities and conditions.

  • NS: 12
  • NE: 14

Please note that inventory for this NSN was updated 08/25/2025 and may have changed since then. Request a quote for up to date pricing and availability.

Product Definition Definition of approved item name (AIN): "ROLLER,LINEAR-ROTARY MOTION"

A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes bearing, roller, cylindrical; roller, electrical switch; and friction bearings. See also cam follower, needle bearing.

3120-00-030-8384 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
AASG
Casehardening Indicator
Not casehardened
MRC:
AAWY
Counterbore Diameter
Between 1.400 inches and 1.410 inches
MRC:
AAWZ
Counterbore Depth
0.200 inches
MRC:
ABKV
Outside Diameter
Between 2.000 inches and 2.003 inches
MRC:
AQPL
Face Width
1.000 inches
MRC:
BCXD
Bore Inside Diameter
Between 0.625 inches and 0.632 inches
MRC:
BQWC
Chamfer/radius Of Outside Corner
0.060 in. By 45 deg
MRC:
MATL
Material
Steel
MRC:
MATT
Material
Steel
MRC:
SFTT
Surface Treatment
Cadmium or zinc plated
MRC:
STYL
Style Designator
Plain, counterbored
MRC:
SURF
Surface Treatment
Cadmium or zinc plated

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:
51B24891
Cage Code:
97151
RNCC:
3
RNVC:
2
DAC:
5
RNAAC:
SE
Status:
A
MSDS:
SADC:
Part Number:
51B24891
Cage Code:
80049
RNCC:
5
RNVC:
2
DAC:
5
RNAAC:
SE
Status:
A
MSDS:
SADC:
Part Number:
51B24891
Cage Code:
98750
RNCC:
5
RNVC:
9
DAC:
2
RNAAC:
SE
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Inidicates part number has been superseded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:
28215
FIIG:
T267-K
Concept No.:
App. Key:
KA
Cond. Code:
1
Status:
A

Special material and handling

HMIC
PMIC
ESD
ENAC
ADPE
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
ADPE:
CRITL:
X
Hazmat (HMIC) N

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

Precious Metals (PMIC) A

Item does not contain precious metal.

Criticality X

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

Import and Export

Schedule B
NAIC
End Use
SITC
USDA
HITECH
Schedule B:
8482997090
NAICS:
332991
End Use Class:
21180
SITC:
74699
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8482997090

Parts, Nesoi, For Roller Bearings Or For Combined Ball/roller Bearings, Nesoi

End Use Code 21180

Industrial Machines, Other

Standard Intl. Trade Class (SITC) 74699

Parts Of Ball and Roller Bearings, N.e.s.

National motor freight and handling

NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
114690
NMF Description:
Balls/rolls Bearing
UFC:
58770
LTL:
Rating variable
LCL:
--
WCC:
742
TCC:
Z
SHC:
9
ADC:
A
ACC:
V

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 742

Bearings.

Air Commodity (ACC) V

Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing.

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)

DLA Forecast / History

Aviation Supply Chain
12/2016
343.00