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10497770 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

10497770: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT EXTENDED WASHER, head_height: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.287 INCHES NOMINAL IN, thread_length: 0.450 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-325-8386, 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
10497770
NSN: 5305-01-325-8386
FSC: 5305 — Screws
CAGE: 1LW55 — BORGWARNER PDS (ANDERSON), L.L.C. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT EXTENDED WASHER
head_height0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.287 INCHES NOMINAL IN
thread_length0.450 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
fastener_length0.530 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentDICHROMATE ZINC OVERALL
internal_drive_styleTORX
spline_major_diameter0.287 INCHES NOMINAL IN
nominal_thread_diameter0.250 INCHES IN
NSN5305-01-325-8386
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 10497770 · 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
•
EXTENDED WASHER THICKNESS: 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.530 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: G-4345M CAGEC 16764 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.450 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE J429 GR5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
SPLINE MAJOR DIAMETER: 0.287 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
HEAD HEIGHT0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
FASTENER LENGTH0.530 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONG-4345M CAGEC 16764 MFR REF SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
THREAD LENGTH0.450 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J429 GR5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SPLINE MAJOR DIAMETER0.287 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFLAT EXTENDED WASHER
SUBSTITUTES & CROSS-REFERENCES 1
213382Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10497770?
10497770 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 10497770?
There is 1 known substitute for 10497770: 213382. Substitute compatibility should be verified for your specific system.
What is the NSN for 10497770?
10497770 is cataloged in the U.S. Government catalog under NSN 5305-01-325-8386. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.