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5188514 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

5188514: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 360 OVERALL, head_style: PAN NO. 2, head_height: 0.048 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.080 INCHES MINIMUM AND 0.084 INCHES MAXIMUM IN, thread_length: 0.110 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-366-1116, 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
5188514
NSN: 5305-01-366-1116
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY 360 OVERALL
head_stylePAN NO. 2
head_height0.048 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.080 INCHES MINIMUM AND 0.084 INCHES MAXIMUM IN
thread_length0.110 INCHES NOMINAL IN
fastener_length0.181 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentTIN OVERALL
internal_drive_styleSLOT
nominal_thread_diameter0.060 INCHES IN
first_diameter_from_head0.044 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN
NSN5305-01-366-1116
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5188514 · 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
•
HEAD HEIGHT: 0.048 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.181 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-T-10727 TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.110 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626 ALLOY 360 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
FIRST DIAMETER FROM HEAD: 0.044 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.060 INCHES IN
•
HEAD STYLE: PAN NO. 2
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.048 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
FASTENER LENGTH0.181 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-T-10727 TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.110 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626 ALLOY 360 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
FIRST DIAMETER FROM HEAD0.044 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.060 INCHES IN
HEAD STYLEPAN NO. 2
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 5188514?
5188514 is a SCREW,EXTERNALLY RELIEVED BODY.
What is the NSN for 5188514?
5188514 is cataloged in the U.S. Government catalog under NSN 5305-01-366-1116. 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.