Model: 2643-820-12 ITEM 54L1

Hexagon Self-locking Nut

Special Features:

7/8 in, 9 unc, 3b

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Nut Style
Hexagon
Nut Height
Between 1.110 inches and 1.140 inches
Width Across Flats
Between 1.427 inches and 1.446 inches
Thread Series
Unc
Thready Qty Per Inch (tpi)
9
Thread Size
0.875 inches
Criticality Code Justification
Zzzw
Bearing Surface Type
Washer faced
Material
Nickel alloy nut and plastic polyamide nut
Material
Nickel alloy and plastic polyamide nut
Departure From Cited Document
Quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items
Departure From Cited Document
Material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items
Departure From Cited Designator
Material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items
NSN
5310-00-088-5329
Part Number
2643-820-12 ITEM 54L1
Description
Nut,self-locking,hexagon
CAGE
03950

Part 2643-820-12 ITEM 54L1 NSN 5310-00-088-5329

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05277
FIIG:
A021A0
Concept No.:
1
App. Key:
BK
Cond. Code:
1
Status:
A

Material Classification

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
6.0 X 4.0 X 3.0
Paclk Weight:
2.5000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
24
LVL_A:
E
LVL_B:
Q

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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