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GB16A4-9 — BOLT,TEE HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

GB16A4-9: BOLT,TEE HEAD.

The BOLT,TEE HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 431 OVERALL, head_style: TEE NO. 5, head_length: 0.625 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 1.188 INCHES MINIMUM IN, fastener_length: 2.125 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5306-00-703-6830, 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
GB16A4-9
NSN: 5306-00-703-6830
FSC: 5306 — Bolts
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 431 OVERALL
head_styleTEE NO. 5
head_length0.625 INCHES NOMINAL IN
thread_class3A A
thread_length1.188 INCHES MINIMUM IN
fastener_length2.125 INCHES NOMINAL IN
thread_directionRIGHT-HAND
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch28
thread_series_designatorUNF
tee_bolt_cylindrical_head_diameter0.256 INCHES NOMINAL IN
material_document_and_classificationMIL-S-18732 CONDITION HT 125 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5306-00-703-6830
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: GB16A4-9 · 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
•
FASTENER LENGTH: 2.125 INCHES NOMINAL IN
•
TEE BOLT CYLINDRICAL HEAD DIAMETER: 0.256 INCHES NOMINAL IN
•
THREAD LENGTH: 1.188 INCHES MINIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-18732 CONDITION HT 125 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: TEE NO. 5
•
THREAD DIRECTION: RIGHT-HAND
•
HEAD LENGTH: 0.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FASTENER LENGTH2.125 INCHES NOMINAL IN
TEE BOLT CYLINDRICAL HEAD DIAMETER0.256 INCHES NOMINAL IN
THREAD LENGTH1.188 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-18732 CONDITION HT 125 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLETEE NO. 5
THREAD DIRECTIONRIGHT-HAND
HEAD LENGTH0.625 INCHES NOMINAL IN
THREAD CLASS3A A
THREAD QUANTITY PER INCH28
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
200S4-2 1-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
200S4-200-3/4Reference 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 GB16A4-9?
GB16A4-9 is a BOLT,TEE HEAD.
What parts can replace GB16A4-9?
There are 2 known substitutes for GB16A4-9: 200S4-2 1-4, 200S4-200-3/4. Substitute compatibility should be verified for your specific system.
What is the NSN for GB16A4-9?
GB16A4-9 is cataloged in the U.S. Government catalog under NSN 5306-00-703-6830. This indicates validated use in U.S. government and defense supply chains.
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