Quote in 15 min·24/7 × 365AS9120:2025 · ISO 9001:2015 · FAA AC 00-56B
NSN 5305-01-309-1519CAGE 05047

0.250-20UNC-3A 0.250 LG

Setscrew

Setscrew ASAP can help source this line with documentation review, alternate part checks, condition requirements, and account manager follow-up for urgent or planned procurement.

American Society For
Manufacturer
USA
Origin
N/A
Spec
N/A
Unit weight
Detailed description

Technical sourcing notes

N/A
Lead time
N/A
Cross references
Unrestricted
Export control
5305 Screws
FSC
Why ASAP

Operations-grade aviation sourcing.

AS9120B
Quality-managed distribution
15 min
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Full trace
Documentation & certs on request
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Setscrew0.250-20UNC-3A 0.250 LG
NSN5305-01-309-1519
Manufacturer
American Society For
CAGE
05047
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NSN Information for Part Number 0.250-20UNC-3A 0.250 LG with NSN 5305-01-309-1519, 5305013091519

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5305013091519

Item Description:

Setscrew

53050130915190N
CIICHCCESDPMICCriticalityENAC
U A0
Part NumberISCRNVCRNCCHCCMSDSSADC
0.250-20unc-3a 0.250 Lg523

Characteristics Data of NSN 5305-01-309-1519, 5305013091519

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3A
AAJFTHREAD DIRECTIONRIGHT-HAND
AASBFASTENER LENGTH0.250 INCHES NOMINAL
AASKHEAD STYLEHEADLESS (SETSCREW)
ABQJPOINT STYLEFLAT
ABQZINTERNAL DRIVE STYLEHEXAGON
AHYMNOMINAL THREAD DIAMETER0.250 INCHES
ASDBWIDTH ACROSS FLATS0.188 INCHES NOMINAL
CMLPTHREAD QUANTITY PER INCH20
MATTMATERIALNICKEL ALLOY R-405 OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 CL B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THSDTHREAD SERIES DESIGNATORUNC
ZZZTNONDEFINITIVE SPEC/STD DATA1 TYPE AND 1 STYLE