Part identity

2640-328

Washer Key

Instar Technologies A S

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

Part description

Washer Key

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
2640-328
Item name
Washer Key
Manufacturer code
0130G
Manufacturer
Instar Technologies A S

Certifications & documentation

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

Manufacturer

Instar Technologies A S

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 2640-328 with NSN 5310-00-013-7851, 5310000137851

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5310000137851

Item Description:

Washer Key

53100001378510N
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
2640-328C23

Characteristics Data of NSN 5310-00-013-7851, 5310000137851

MRCCriteriaCharacteristic
AAUBHOLE DIAMETER0.312 INCHES MINIMUM AND 0.344 INCHES MAXIMUM
ABKVOUTSIDE DIAMETER0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM
ABLAPEENING KEY LENGTH1.172 INCHES MINIMUM AND 1.204 INCHES MAXIMUM
ABLCEXTERNAL STRAIGHT KEY WIDTH0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
ABMQEXTERNAL KEY QUANTITY7
ABPXMATERIAL THICKNESS0.050 INCHES NOMINAL
MATTIII MATERIALNICKEL ALLOY 400 OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLSTYLE DESIGNATORKEY
Integrated Electromechanicals

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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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