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25037686 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

25037686: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN, outside_diameter: 0.277 INCHES NOMINAL IN, special_features: WASHER WIDTH:0.047 IN.; FINISH:ZINC CHROMATE IN, style_designator: SPLIT, material_thickness: 0.031 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-552-3706, 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
25037686
NSN: 5310-01-552-3706
FSC: 5310 — Nuts and Washers
CAGE: 89619 — MACK TRUCKS, INC. DBA MACUNGIE OPERATIONS DIV LEHIGH VALLEY OPERATIONS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
outside_diameter0.277 INCHES NOMINAL IN
special_featuresWASHER WIDTH:0.047 IN.; FINISH:ZINC CHROMATE IN
style_designatorSPLIT
material_thickness0.031 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyLOCK WASHER-LIGHT HELICAL SPRING-ANSI B18211
NSN5310-01-552-3706
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 25037686 · 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: SPLIT
•
OUTSIDE DIAMETER: 0.277 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.031 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSPLIT
OUTSIDE DIAMETER0.277 INCHES NOMINAL IN
MATERIAL THICKNESS0.031 INCHES NOMINAL IN
SPECIAL FEATURESWASHER WIDTH:0.047 IN.; FINISH:ZINC CHROMATE IN
PART NAME ASSIGNED BY CONTROLLING AGENCYLOCK WASHER-LIGHT HELICAL SPRING-ANSI B18211
MATERIALSTEEL OVERALL
HOLE DIAMETER0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
36AX16Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 25037686?
25037686 is a WASHER,SPRING TENSION.
What parts can replace 25037686?
There is 1 known substitute for 25037686: 36AX16. Substitute compatibility should be verified for your specific system.
What is the NSN for 25037686?
25037686 is cataloged in the U.S. Government catalog under NSN 5310-01-552-3706. 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.