Part identity

091C4MA

Knob

Jan Engineering Co

Avg quote: 14 minFulfilled from Anaheim, CAAS9120:2025 · ISO 9001 · FAA AC 00-56BC of C, lot & date code with every line

Part description

Knob

ASAP supports this specific part for replacement, spare-pool replenishment, retrofit, and urgent maintenance requirements. Quote requests can include alternate MPN, condition preferences, certification needs, and plant-specific receiving instructions so procurement gets a clear sourcing response before purchase.

Specifications

MPN
091C4MA
Item name
Knob
Manufacturer code
99813
Manufacturer
Jan Engineering Co

Certifications & documentation

  • UL Recognized
  • CE
  • C of C available on request
JE

Manufacturer

Jan Engineering Co

Authorized-distributor or qualified-aftermarket source. Parts shipped from this manufacturer include full traceability paperwork and counterfeit-mitigation per SAE AS6081.

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NSN Information for Part Number 091C4MA with NSN 5355-00-482-4493, 5355004824493

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5355004824493

Item Description:

Knob

53550048244930N
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
091c4ma515

Characteristics Data of NSN 5355-00-482-4493, 5355004824493

MRCCriteriaCharacteristic
AARXINSIDE DIAMETER0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM
AAWYCOUNTERBORE DIAMETER0.640 INCHES MINIMUM
AAWZCOUNTERBORE DEPTH0.320 INCHES MINIMUM
ABFRSETSCREW HOLE QUANTITY2
ABFUDISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.484 INCHES MAXIMUM
ABFYOVERALL DEPTH0.860 INCHES MINIMUM AND 0.910 INCHES MAXIMUM
ABHGGRIPPING SURFACE CONDITIONGRIP AID
ABHHSHAFT ACCOMMODATION STYLECOUNTERBORED
ABKVOUTSIDE DIAMETER0.890 INCHES MINIMUM AND 0.930 INCHES MAXIMUM
ABSLSKIRT STYLEFLARED
ABSPREFERENCE MARKINGARROW
ABSXATTACHMENT METHODSETSCREWS
ADUMOVERALL THICKNESS0.860 INCHES MINIMUM AND 0.910 INCHES MAXIMUM
AGAVEND ITEM IDENTIFICATIONW/S:SONAR ACOUSTIC MISCELLANEOUS; GUIDED MISSILE, INTERCEPT; HELICOPTER, RH-53; SUBMARINE ACOUSTIC SONAR SYSTEMS
AJQEMATERIAL TRANSPARENCYOPAQUE
CBSCSCREW DRIVE TYPEHEXAGON SOCKET
CMLPTHREAD QUANTITY PER INCH32 SCREW HOLE
CQJXNOMINAL THREAD SIZE0.164 INCHES SCREW HOLE
CRPJSKIRT OUTSIDE DIAMETER1.525 INCHES MAXIMUM
CRWXSKIRT DESIGNNONDETACHABLE
STYLSTYLE DESIGNATORROUND
THSDTHREAD SERIES DESIGNATORUNC SCREW HOLE
Integrated Electromechanicals

Industrial automation, control, and electromechanical components. Over 2 billion parts across 5,100+ manufacturers. Quotes back in 15 minutes, 24/7 — fulfilled from Anaheim, California.

Certifications

  • AS9120:2025
  • ISO 9001:2015
  • FAA AC 00-56B
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USA fulfillment. Every order shipped from our Anaheim, California operations. Counterfeit-mitigation aligned to SAE AS5553 / AS6081.

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