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2R1864-15 — SCREW,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

2R1864-15: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4037 OR STEEL COMP 8630 OVERALL, head_style: PAN, head_height: 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN, thread_length: 0.303 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-101-8141, 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
2R1864-15
NSN: 5305-01-101-8141
FSC: 5305 — Screws
CAGE: 03481 — BFGOODRICH CO THE AEROSPACE DIV ENGINEERED POLYMER PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL COMP 4037 OR STEEL COMP 8630 OVERALL
head_stylePAN
head_height0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
thread_length0.303 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length1.375 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
shoulder_length1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.193 INCHES MINIMUM AND 0.195 INCHES MAXIMUM FIRST SHOULDER IN
NSN5305-01-101-8141
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 2R1864-15 · 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: 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.375 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM FIRST SHOULDER IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SHOULDER DIAMETER: 0.193 INCHES MINIMUM AND 0.195 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.303 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
FASTENER LENGTH1.375 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN
SHOULDER LENGTH1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SHOULDER DIAMETER0.193 INCHES MINIMUM AND 0.195 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.303 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6300 ASSN STD 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES 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 2
GS550BJ15Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
BM21010-3-17Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 2R1864-15?
2R1864-15 is a SCREW,SHOULDER.
What parts can replace 2R1864-15?
There are 2 known substitutes for 2R1864-15: GS550BJ15, BM21010-3-17. Substitute compatibility should be verified for your specific system.
What is the NSN for 2R1864-15?
2R1864-15 is cataloged in the U.S. Government catalog under NSN 5305-01-101-8141. 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.