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GCP-C-861-28 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

GCP-C-861-28: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 400 OR NICKEL ALLOY R-405 OVERALL, head_style: FILLISTER, thread_class: 3A A, shoulder_shape: ROUND FIRST SHOULDER, fastener_length: 0.750 INCHES NOMINAL IN, special_features: CONE POINT. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-327-9028, 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
GCP-C-861-28
NSN: 5306-01-327-9028
FSC: 5306 — Bolts
CAGE: 16062 — M.T. DAVIDSON COMPANY (USA)
SPECIFICATIONS
materialNICKEL ALLOY 400 OR NICKEL ALLOY R-405 OVERALL
head_styleFILLISTER
thread_class3A A
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.750 INCHES NOMINAL IN
special_featuresCONE POINT
thread_directionRIGHT-HAND
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
material_document_and_classificationQQ-N-281 FED SPEC ALL MATERIAL RESPONSES OVERALL
NSN5306-01-327-9028
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: GCP-C-861-28 · 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: 0.750 INCHES NOMINAL IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FILLISTER
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD CLASS: 3A A
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.750 INCHES NOMINAL IN
SHOULDER SHAPEROUND FIRST SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFILLISTER
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESCONE POINT
THREAD CLASS3A A
THREAD QUANTITY PER INCH20
MATERIALNICKEL ALLOY 400 OR NICKEL ALLOY R-405 OVERALL
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 1
GCP-C-861 PIECE 28Same 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 GCP-C-861-28?
GCP-C-861-28 is a BOLT,SHOULDER.
What parts can replace GCP-C-861-28?
There is 1 known substitute for GCP-C-861-28: GCP-C-861 PIECE 28. Substitute compatibility should be verified for your specific system.
What is the NSN for GCP-C-861-28?
GCP-C-861-28 is cataloged in the U.S. Government catalog under NSN 5306-01-327-9028. This indicates validated use in U.S. government and defense supply chains.
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