Model: 25020-8176

Air Speed Indicator

Special Features:

Range = 0-200 knots; barber pole located at 105 knots; red line located at 140 knots; yellow arc located from 0-30 knots; green arc located from 30-140 knots, indicator is integrally lighted with positive 5 volts dc nvg green and tested in accordance with bht 299-947-526, bonding method per mil-c-5541, class 3, weight is 1.0 pound , bell part number for this item is 412-375-077-103

Properties:

Width
Between 2.360 inches and 2.390 inches
Diameter
2.265 inches
Length
4.400 inches
Scale Division Quantity
37 single indicator single scale
Current Type
Dc
Contact Quantity
3
End Application
Th-1h modification
Usage Design
Air speed
Presentation Type
Dial
Individual Marking
Lines indicating 5 and 10 knot increments; numbers indicating 20 knot increments
Electrical Connection Quantity
1
Electrical Connection Identifying Number
Ms27471y-9-n-98p or equivalent
Mechanical Connection Quantity
2
Mechanical Connection Size
Static port .5625-18 unjf-3b; pitot port .4375-20 unjf-3b
Mechanical Connection Type
Tube w/fittings
Pointer Purpose
Indicate forward velocity
Pointer Type
Indicating single pointer
Mounting Facility Type And Quantity
1 panel
Test Data Document
Cbht-299-947-526 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
NSN
6610-01-552-7651
Part Number
25020-8176
Description
Indicator,air Speed
CAGE
98810

An indicator calibrated in units which measures forward velocity.

Part 25020-8176 NSN 6610-01-552-7651

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
38915
FIIG:
A532C0
Concept No.:
1
App. Key:
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:
HL
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
177220
UFC:
87150
LTL:
100.0
LCL:
--
WCC:
671
TCC:
Z
SHC:
9
ACC:
Equipment for Aircraft

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Schedule B and Export
  • Schedule B: 9014900000
  • SITC: 87412
  • End Use: Marine engines, parts
  • NAICS: 334511
  • USDA: 1

Freight Class: Parts & accessories for direction finding compasses and other navigational instruments and appliances

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