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120997-1 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

120997-1: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL COMP 301 OVERALL, hole_diameter: 0.380 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN, overall_height: 0.072 INCHES MINIMUM AND 0.084 INCHES MAXIMUM IN, outside_diameter: 0.735 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN, style_designator: SPRING TENSION, material_thickness: 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-481-7163, 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
120997-1
NSN: 5310-01-481-7163
FSC: 5310 — Nuts and Washers
CAGE: 82340 — L3HARRIS TECHNOLOGIES, INC. DIV SPACE AND AIRBORNE SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL COMP 301 OVERALL
hole_diameter0.380 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN
overall_height0.072 INCHES MINIMUM AND 0.084 INCHES MAXIMUM IN
outside_diameter0.735 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
style_designatorSPRING TENSION
material_thickness0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
NSN5310-01-481-7163
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 120997-1 · 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: SPRING TENSION
•
OUTSIDE DIAMETER: 0.735 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 301 OVERALL
•
HOLE DIAMETER: 0.380 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.072 INCHES MINIMUM AND 0.084 INCHES MAXIMUM IN
STYLE DESIGNATORSPRING TENSION
OUTSIDE DIAMETER0.735 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
MATERIAL THICKNESS0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
MATERIALSTEEL COMP 301 OVERALL
HOLE DIAMETER0.380 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
120997Reference document
Same NSN cross-reference
Reference document — Drawing number 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 120997-1?
120997-1 is a WASHER,SPRING TENSION.
What parts can replace 120997-1?
There is 1 known substitute for 120997-1: 120997. Substitute compatibility should be verified for your specific system.
What is the NSN for 120997-1?
120997-1 is cataloged in the U.S. Government catalog under NSN 5310-01-481-7163. 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.