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7985181 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

7985181: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include diameter: 0.373 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN, material: STEEL OVERALL, head_style: TEE NO. 5, head_length: 0.875 INCHES NOMINAL IN, chamfer_length: 0.031 INCHES NOMINAL IN, style_designator: STRAIGHT.

This part is cataloged in the U.S. Government catalog under NSN 5315-00-798-5181, 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
7985181
NSN: 5315-00-798-5181
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
diameter0.373 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
materialSTEEL OVERALL
head_styleTEE NO. 5
head_length0.875 INCHES NOMINAL IN
chamfer_length0.031 INCHES NOMINAL IN
style_designatorSTRAIGHT
features_providedCASEHARDENED
pin_chamfer_angle45.0 DEGREES NOMINAL
under_head_length2.375 INCHES NOMINAL IN
first_hole_diameter0.185 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
hole_arrangement_styleONE END DRILLED
tee_bolt_cylindrical_head_diameter0.375 INCHES NOMINAL IN
NSN5315-00-798-5181
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 7985181 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CHAMFER LENGTH: 0.031 INCHES NOMINAL IN
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
UNDER HEAD LENGTH: 2.375 INCHES NOMINAL IN
•
TEE BOLT CYLINDRICAL HEAD DIAMETER: 0.375 INCHES NOMINAL IN
•
PIN CHAMFER ANGLE: 45.0 DEGREES NOMINAL
•
FIRST HOLE DIAMETER: 0.185 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: STRAIGHT
•
DIAMETER: 0.373 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CHAMFER LENGTH0.031 INCHES NOMINAL IN
HOLE ARRANGEMENT STYLEONE END DRILLED
UNDER HEAD LENGTH2.375 INCHES NOMINAL IN
TEE BOLT CYLINDRICAL HEAD DIAMETER0.375 INCHES NOMINAL IN
PIN CHAMFER ANGLE45.0 DEGREES NOMINAL
FIRST HOLE DIAMETER0.185 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
STYLE DESIGNATORSTRAIGHT
DIAMETER0.373 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
FEATURES PROVIDEDCASEHARDENED
HEAD STYLETEE NO. 5
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES 1
5315007985181Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 7985181?
7985181 is a PIN,STRAIGHT,HEADED.
What parts can replace 7985181?
There is 1 known substitute for 7985181: 5315007985181. Substitute compatibility should be verified for your specific system.
What is the NSN for 7985181?
7985181 is cataloged in the U.S. Government catalog under NSN 5315-00-798-5181. 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.