Model: 53251-A

Valve Spring Retainer Lock

Special Features:

Weapon system essential

Properties:

Casehardening Indicator
Not casehardened
Overall Height
0.375 inches
Thread Provision
Unthreaded
End Application
Mercy and comfort hospital ships class tah; sealift support facilities program equipment; cargo system, 463l; ship, ohio class ssn (trident); submarine auxillary and miscellanceous systems; usns henry j. Kaiser class tao; shipboard material handling equipment (mhe); truck, forklift; gas 4000 lb 144-in; trident hull structure; landing craft air cushion (lcac)
Largest Inside Diameter
0.344 inches
First Groove Width
0.031 inches
Second Groove Width
0.031 inches
Minimum Inside Diameter
0.188 inches
Distance Between First And Second Groove Centers
0.109 inches
Distance From Bottom To First Groove Center
0.156 inches
Outside Included Angle In Deg
15.0
Criticality Code Justification
Feat
Material
Steel
Material
Steel
Style Designator
Straight bore w/two grooves
NSN
2815-00-874-5364
Part Number
53251-A
Description
Lock,valve Spring Retainer
CAGE
14351

Part 53251-A NSN 2815-00-874-5364

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:
TG
CRITL:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.4000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

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

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