IS5 — THUMBSCREW
✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW
IS5: THUMBSCREW.
The THUMBSCREW is a the manufacturer industrial component. Key specifications include end_item_identification: BARRETT M82A1 50 CALIBER SYSTEM. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-503-1799, 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
IS5
NSN: 5305-01-503-1799 FSC: 5305 — ScrewsCAGE: 0BT64 — BARRETT FIREARMS MANUFACTURING, INC. DBA BARRETT FIREARMS MANUFACTURING INC (USA)
SPECIFICATIONS
end_item_identification BARRETT M82A1 50 CALIBER SYSTEM NSN 5305-01-503-1799
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED
Hex HEAD
LENGTH: —
THREAD: — × —
MATERIAL: —
PN: IS5 · 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATION BARRETT M82A1 50 CALIBER SYSTEM
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
SUBSTITUTES & CROSS-REFERENCES
No substitute or cross-reference records for this part.
LIFECYCLE
NSN status Active · U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM) No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is IS5?
IS5 is a THUMBSCREW.
What is the NSN for IS5?
IS5 is cataloged in the U.S. Government catalog under NSN 5305-01-503-1799. This indicates validated use in U.S. government and defense supply chains.