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Technical Data Sheet
PartsTable / COMPONENT / 34910-71
34910-71 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The RETAINER,BEARING is a the manufacturer industrial component. Key specifications include end_item_identification: AIRCRAFT MODEL A-4. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-543-2785, 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
34910-71
NSN: 5305-00-543-2785
FSC: 5305
CAGE: 26924 — GAF CORP BROOKLYN PLANT (USA)
SPECIFICATIONS
end_item_identificationAIRCRAFT MODEL A-4
general_characteristics_item_descriptionCRES 321,QQ-S-766,CLASS 321 COND A; 1.410 IN. ID,1.875 IN. OD,0.050 IN. THK; WITH FOUR HOLES 0.096 IN. NOM DIA OF EACH,EQUALLY SPACED,100 DEG COUNTERSUNK IN
NSN5305-00-543-2785
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 34910-71 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
THREAD LENGTH: 0.500 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
HEAD HEIGHT: 0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
•
HEAD DIAMETER: 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
•
SCREW MATERIAL: STEEL
•
THREAD QUANTITY PER INCH: 32
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
THREAD LENGTH0.500 INCHES MAXIMUM IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HEAD HEIGHT0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
HEAD DIAMETER0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
SCREW MATERIALSTEEL
THREAD QUANTITY PER INCH32
NOMINAL THREAD DIAMETER0.164 INCHES IN
THREAD CLASS2A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
8-32X1/2Interchangeable
interchangeable cross-reference
interchangeable
23-00875-007Interchangeable
interchangeable cross-reference
interchangeable
AN515C8R8Interchangeable
interchangeable cross-reference
interchangeable
17086Interchangeable
interchangeable cross-reference
interchangeable
21691Interchangeable
interchangeable cross-reference
interchangeable
7349235Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 34910-71?
34910-71 is a RETAINER,BEARING.
What parts can replace 34910-71?
There are 17 known substitutes for 34910-71: 8-32X1/2, 23-00875-007, AN515C8R8 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 34910-71?
34910-71 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-543-2785. 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