Part identity

27S8-10-1AA

Stud Assembly Turnlock Fastener

Alcoa Fastening Systems Ltd

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

Part description

Stud Assembly Turnlock Fastener

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
27S8-10-1AA
Item name
Stud Assembly Turnlock Fastener
Manufacturer code
45JH3
Manufacturer
Alcoa Fastening Systems Ltd

Certifications & documentation

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

Manufacturer

Alcoa Fastening Systems Ltd

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

View manufacturer profile →

NSN Information for Part Number 27S8-10-1AA with NSN 5325-00-004-3528, 5325000043528

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5325000043528

Item Description:

Stud Assembly Turnlock Fastener

53250000435280N
CIICHCCESDPMICCriticalityENAC
U A0
Part NumberISCRNVCRNCCHCCMSDSSADC
27s8-10-1aa323

Characteristics Data of NSN 5325-00-004-3528, 5325000043528

MRCCriteriaCharacteristic
ABMZDIAMETER0.388 INCHES MINIMUM AND 0.393 INCHES MAXIMUM
AGRDTURNLOCK STUD HEAD STYLEFLAT COUNTERSUNK
AGRESTUD ASSEMBLY STYLESTUD ASSEMBLY
AGRFDISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD0.731 INCHES MINIMUM AND 0.741 INCHES MAXIMUM
AGRHEYELET OUTSIDE DIAMETER0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
AGRKEYELET LENGTH0.328 INCHES NOMINAL
AGSMMATERIAL ACCOMMODATED THICKNESS0.300 INCHES MINIMUM AND 0.329 INCHES MAXIMUM
AKCVDRIVE TYPETORQUE SET
MATTMATERIALSTEEL COMP 1009 EYELET
MATTMATERIALSTEEL COMP 4037 STUD
MATTMATERIALSTEEL EJECTOR SPRING
MATTMATERIALSTEEL PIN
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE STUD
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE EYELET
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE EJECTOR SPRING
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE PIN
SFTTSURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
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

Proud supporter of the Intrepid Fallen Heroes Fund, advancing mental-health treatment and research for U.S. service members and veterans.

USA fulfillment. Every order shipped from our Anaheim, California operations. Counterfeit-mitigation aligned to SAE AS5553 / AS6081.

Official logos
  • NBA
  • ASA
  • AS9120:2025
Payment acceptedVisaMastercardDiscoverAmerican Express

© 2026 Integrated Electromechanicals. All rights reserved.

Owned and operated as a wholly-owned subsidiary of ASAP Semiconductor LLC. Export-controlled items handled in accordance with ITAR and EAR regulations.