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81446130 — PIN,SPRING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

81446130: PIN,SPRING.

The PIN,SPRING is a the manufacturer industrial component. Key specifications include diameter: 0.375 INCHES NOMINAL IN, material: STEEL OVERALL, overall_length: 0.750 INCHES NOMINAL IN, style_designator: SLOTTED, material_thickness: 0.077 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-655-9377, 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
81446130
NSN: 5315-01-655-9377
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 5B5M3 — DEVCOM CHEMICAL BIOLOGICAL CENTER DBA CHEMICAL BIOLOGICAL CENTER DIV U.S. DEPT OF ARMY (USA)
SPECIFICATIONS
diameter0.375 INCHES NOMINAL IN
materialSTEEL OVERALL
overall_length0.750 INCHES NOMINAL IN
style_designatorSLOTTED
material_thickness0.077 INCHES NOMINAL IN
NSN5315-01-655-9377
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 81446130 · 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
•
STYLE DESIGNATOR: SLOTTED
•
DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.077 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSLOTTED
DIAMETER0.375 INCHES NOMINAL IN
OVERALL LENGTH0.750 INCHES NOMINAL IN
MATERIAL THICKNESS0.077 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
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 2
11B5190406Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
11B5190406-62Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 81446130?
81446130 is a PIN,SPRING.
What parts can replace 81446130?
There are 2 known substitutes for 81446130: 11B5190406, 11B5190406-62. Substitute compatibility should be verified for your specific system.
What is the NSN for 81446130?
81446130 is cataloged in the U.S. Government catalog under NSN 5315-01-655-9377. 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.