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Technical Data Sheet
MIL-G-18997 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: ALUMINUM AND BRASS AND STEEL CORROSION RESISTING CASE, dial_size: 4-1/2 IN IN, scale_name: POUNDS PER SQUARE INCH, scale_type: DIAL, scale_range: +0.0 TO 30.0 POUNDS PER SQUARE INCH LBS, pointer_type: INDICATING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-067-8437, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MIL-G-18997
NSN: 6685-00-067-8437
FSC: 6685
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialALUMINUM AND BRASS AND STEEL CORROSION RESISTING CASE
dial_size4-1/2 IN IN
scale_namePOUNDS PER SQUARE INCH
scale_typeDIAL
scale_range+0.0 TO 30.0 POUNDS PER SQUARE INCH LBS
pointer_typeINDICATING
adjustabilityADJUSTABLE
overall_width3.937 INCHES NOMINAL IN
pointer_colorBLACK
actuation_typeBOURDON TUBE
overall_length6.750 INCHES NOMINAL IN
connection_size1/4 NPT
NSN6685-00-067-8437
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WASHER,LOCK TITLE COMPONENT PN MIL-G-18997 MFR WASHER,LOCK
KEY FEATURES
CONNECTOR TYPE VENT: NOT PROVIDED
CONNECTION SIZE: 0.250 IN. WELDING NIPPLE IN
CONNECTION LOCATION: BACK, LOWER
NONDEFINITIVE SPEC/STD DATA: A DESIGN AND A TYPE
MATERIAL: ALUMINUM CASE
SCALE INSCRIPTION/BACKGROUND COLOR: BLACK FIGURES,WHITE BACKGROUND
SURFACE TREATMENT: ENAMEL CASE
TECHNICAL CHARACTERISTICS (FLIS)
CONNECTOR TYPE VENTNOT PROVIDED
CONNECTION SIZE0.250 IN. WELDING NIPPLE IN
CONNECTION LOCATIONBACK, LOWER
NONDEFINITIVE SPEC/STD DATAA DESIGN AND A TYPE
MATERIALALUMINUM CASE
SCALE INSCRIPTION/BACKGROUND COLORBLACK FIGURES,WHITE BACKGROUND
SURFACE TREATMENTENAMEL CASE
SPECIAL FEATURESCLEANED FOR OXYGEN SERVICE
STUD QUANTITY3
MATERIALNICKEL ALLOY ACTUATING ELEMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
45-124PO34BXWD42Interchangeable
Same NIIN cross-reference
interchangeable
SG4NN8KPWRANAXInterchangeable
Same NIIN cross-reference
interchangeable
SG4MC8KPWRANAXInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-G-18997?
MIL-G-18997 is a WASHER,LOCK.
What parts can replace MIL-G-18997?
There are 3 known substitutes for MIL-G-18997: 45-124PO34BXWD42, SG4NN8KPWRANAX, SG4MC8KPWRANAX. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-G-18997?
MIL-G-18997 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-067-8437. This indicates validated use in U.S. government and defense supply chains.
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