Model: 51472

Valve Spring Retainer Lock

Properties:

Casehardening Indicator
Not casehardened
Overall Height
0.375 inches
Thread Provision
Unthreaded
Largest Inside Diameter
Between 0.449 inches and 0.455 inches
Largest Outside Diameter
Between 0.530 inches and 0.534 inches
Minimum Inside Diameter
0.314 inches
First Ridge Radius
Between 0.027 inches and 0.029 inches
Second Ridge Radius
Between 0.027 inches and 0.029 inches
Distance Between First And Second Ridge Centers
Between 0.155 inches and 0.157 inches
Distance From Bottom To First Ridge Center
0.188 inches
First Ridge Width
Between 0.540 inches and 0.580 inches
Second Ridge Width
Between 0.540 inches and 0.580 inches
Outside Included Angle In Deg
14.25
Material
Steel
Material
Steel
Style Designator
Straight bore-straight sides w/rounded corners
NSN
2805-00-516-2688
Part Number
51472
Description
Lock,valve Spring Retainer
CAGE
30076

A metal item designed for the purpose of securing an engine or compressor valve and positioning the valve spring or valve spring retainer. Excludes cotter pins, straight pins, keys and washers.

Part 51472 NSN 2805-00-516-2688

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15883
FIIG:
T267-H
Concept No.:
App. Key:
HA
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
85.0
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8481909090
  • SITC: 74790
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Parts of taps, cocks, valves and similar appliances, nesoi

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