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50910C4 — BOLT,INTERNAL WRENCHING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

50910C4: BOLT,INTERNAL WRENCHING.

The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: BEVEL-CONICAL, head_height: 0.109 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.200 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN, thread_length: 0.254 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-703-8273, 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
50910C4
NSN: 5306-00-703-8273
FSC: 5306 — Bolts
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
head_styleBEVEL-CONICAL
head_height0.109 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.200 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
thread_length0.254 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN
fastener_length0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_across_flats0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.112 INCHES IN
NSN5306-00-703-8273
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 50910C4 · 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
•
WIDTH ACROSS FLATS: 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.109 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.254 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
HEAD STYLE: BEVEL-CONICAL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
HEAD HEIGHT0.109 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN
FASTENER LENGTH0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.254 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD STYLEBEVEL-CONICAL
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459
SUBSTITUTES & CROSS-REFERENCES 2
720209-71Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A0L4164-54Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 50910C4?
50910C4 is a BOLT,INTERNAL WRENCHING.
What parts can replace 50910C4?
There are 2 known substitutes for 50910C4: 720209-71, A0L4164-54. Substitute compatibility should be verified for your specific system.
What is the NSN for 50910C4?
50910C4 is cataloged in the U.S. Government catalog under NSN 5306-00-703-8273. 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.