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101FM ✓ 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 101FM is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-958-6046, 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
101FM
NSN: 6685-00-958-6046
FSC: 6685
CAGE: 38508 — DESCO CORP MARSH BELLOFRAM DIV (USA)
SPECIFICATIONS
Part Number101FM
NSN6685-00-958-6046
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 101FM TITLE COMPONENT PN 101FM MFR 101FM
KEY FEATURES
•
BOLT CIRCLE DIAMETER: 5.686 INCHES NOMINAL IN
•
SURFACE TREATMENT: ENAMEL CASE
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: AS DIFFERENTIATED BY SCALE TYPE; DIAL SIZE; SCALE MARKING; CASE MATERIAL; CASE SURFACE TREATMENT; OVERALL DIAMETER; OVERALL HEIGHT; OVERALL DEPTH; BEZEL TYPE; MATERIAL; SURFACE TREATMENT; CONNECTION QUANTITY; CONNECTION TYPE; CONNECTION LOCATION; CONNECTION; MOUNTING METHOD; BOLT CIRCLE DIAMETER; MOUNTING HOLE QUANTITY; AND MOUNTING HOLE DIAMETER
•
MATERIAL: STEEL CASE
•
FSC APPLICATION DATA: GAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
•
MOUNTING HOLE QUANTITY: 3
TECHNICAL CHARACTERISTICS (FLIS)
BOLT CIRCLE DIAMETER5.686 INCHES NOMINAL IN
SURFACE TREATMENTENAMEL CASE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY SCALE TYPE; DIAL SIZE; SCALE MARKING; CASE MATERIAL; CASE SURFACE TREATMENT; OVERALL DIAMETER; OVERALL HEIGHT; OVERALL DEPTH; BEZEL TYPE; MATERIAL; SURFACE TREATMENT; CONNECTION QUANTITY; CONNECTION TYPE; CONNECTION LOCATION; CONNECTION; MOUNTING METHOD; BOLT CIRCLE DIAMETER; MOUNTING HOLE QUANTITY; AND MOUNTING HOLE DIAMETER
MATERIALSTEEL CASE
MATERIALSTEEL ACTUATING ELEMENT
MATERIALGLASS PROTECTIVE CRYSTAL
FSC APPLICATION DATAGAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
MOUNTING HOLE QUANTITY3
ADJUSTABILITYADJUSTABLE
DIAL SIZE4 1/2 IN. DIA IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
176FInterchangeable
interchangeable cross-reference
interchangeable
953A042H01Interchangeable
interchangeable cross-reference
interchangeable
RR-F-191Interchangeable
interchangeable cross-reference
interchangeable
A5340GInterchangeable
interchangeable cross-reference
interchangeable
3312Interchangeable
interchangeable cross-reference
interchangeable
4 1-2 100FM1-4LBM200Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 101FM?
101FM is a 101FM.
What parts can replace 101FM?
There are 6 known substitutes for 101FM: 176F, 953A042H01, RR-F-191 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 101FM?
101FM is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-958-6046. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026