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FS4H1000-PROD08 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

FS4H1000-PROD08: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, outside_diameter: 0.900 INCHES NOMINAL IN, style_designator: SPRING TENSION, material_thickness: 0.090 INCHES MAXIMUM IN, end_item_identification: 4935-01-182-0578 SHOP EQUIPMENT GUIDED MSL SYSTEM, part_name_assigned_by_controlling_agency: WASHER, SPRING TENSION. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-565-6753, 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
FS4H1000-PROD08
NSN: 5310-01-565-6753
FSC: 5310 — Nuts and Washers
CAGE: 0YPM2 — FIBER SYSTEMS INTERNATIONAL, INC. DIV FIBER SYSTEMS INTERNATIONAL (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
outside_diameter0.900 INCHES NOMINAL IN
style_designatorSPRING TENSION
material_thickness0.090 INCHES MAXIMUM IN
end_item_identification4935-01-182-0578 SHOP EQUIPMENT GUIDED MSL SYSTEM
part_name_assigned_by_controlling_agencyWASHER, SPRING TENSION
NSN5310-01-565-6753
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: FS4H1000-PROD08 · 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: 0.900 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.090 INCHES MAXIMUM IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSPRING TENSION
OUTSIDE DIAMETER0.900 INCHES NOMINAL IN
MATERIAL THICKNESS0.090 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER, SPRING TENSION
END ITEM IDENTIFICATION4935-01-182-0578 SHOP EQUIPMENT GUIDED MSL SYSTEM
MATERIALSTEEL CORROSION RESISTING OVERALL
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

No substitute or cross-reference records for this part.

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 FS4H1000-PROD08?
FS4H1000-PROD08 is a WASHER,SPRING TENSION.
What is the NSN for FS4H1000-PROD08?
FS4H1000-PROD08 is cataloged in the U.S. Government catalog under NSN 5310-01-565-6753. 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.