#MIL-G-18997 Air Restriction Gauge | Humidity Measuring And Controlling Instruments Temperature Pressure

MIL-G-18997

Dial Indicating Pressure Gage

NSN 6685-01-550-5417

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
015505417

Product Technical Spec.

Overall Depth:
2.500 inches
Bolt Circle Diameter:
5.375 inches
Mounting Hole Diameter:
0.218 inches
Mounting Hole Quantity:
3
Overall Diameter:
6.000 inches
Case Material:
Aluminum
Case Surface Treatment:
Enamel
End Application:
Misc parts auxiliary system
Graduation Unit:
100.0 pounds per square inch
Actuation Type:
Bourdon tube
Adjustability:
Adjustable
Scale Range:
+0.0/+1500.0 pounds pressure per square inch
Scale Name:
Pressure
Dial Size:
4-1/2" dia
Connection Quantity:
1
Pointer Color:
White
Pointer Type:
Indicating
Scale Type:
Single
Scale Smallest Increment:
10.0 pounds per square inch
Connection Type:
External
Mounting Method:
Flush panel
Scale Accuracy:
1 pct above 5 pct of range span
Actuating Element Material:
Nickel copper aluminum alloy
Scale Inscription/background Color:
Black figures and white background
Connection Location:
Lower right hand side
Protective Crystal Material:
Plastic
Connection Size:
0.250
Connector Type Vent:
Not provided
Part Name Assigned By Controlling Agency:
(inavy) guage, pressure, dial indicating
NSN:
6685-01-550-5417
Item Name:
Gauge,air Restriction
Cage Code:
81349

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
SG4NN15HPWRCNAG
Cage Code:
81349
RNCC:
2
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
SGK4M3Y-G
Cage Code:
76526
RNCC:
5
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Instruments And Laboratory Equipment
------ Humidity Measuring And Controlling Instruments Temperature Pressure
--------- Fluid Pressure Dampeners
------------ P/N MIL-G-18997

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Last Updated: 07/26/2025