Model: 620637

Packing Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Casehardening Indicator
Not casehardened
Hole Diameter
0.312 inches
Overall Length
2.000 inches
Hole Or Slot Quantity
3
Thread Size
2-3/8in-12
Screw Thread Series Designator
Un
Screw Thread Location
Internal
Length To Shoulder
1.812 inches
Smallest Inside Diameter
2.253 inches
Major Unthreaded Outside Diameter
3.125 inches
Protrusion Quantity
3
Material
Steel, qq-s-763
Material
Steel comp 202 or steel comp 302 or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 309 or steel comp 310 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 322 or steel comp 324 or steel comp 347 or steel comp 633 or steel comp 634 or steel comp 403 or steel comp 405 or steel comp 410 or steel comp 414 or steel comp 416 or steel comp 416se or steel comp 420 or steel comp 430 or steel comp 430f or steel comp 430fse or steel comp 431 or steel comp 440a or steel comp 440b or steel comp 440c or steel comp 440f or steel comp 440fse or steel comp 446
Style Designator
Round, internal thread, shouldered
Surface Treatment
Any acceptable
NSN
4730-00-300-7607
Part Number
620637
Description
Packing Nut
CAGE
10171

Part 620637 NSN 4730-00-300-7607

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
18028
FIIG:
T385-E
Concept No.:
App. Key:
EA
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:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ACC:
Construction Materials

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