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B1250-051 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

B1250-051: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1074 OVERALL, hole_diameter: 0.630 INCHES MINIMUM IN, overall_height: 0.087 INCHES NOMINAL IN, outside_diameter: 1.250 INCHES MAXIMUM IN, style_designator: SPRING TENSION, material_thickness: 0.051 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-462-5554, 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
B1250-051
NSN: 5310-01-462-5554
FSC: 5310 — Nuts and Washers
CAGE: 92830 — BARNES GROUP INC. DBA ASSOCIATED SPRING DIV ASSOCIATED SPRING BRISTOL (USA)
SPECIFICATIONS
materialSTEEL COMP 1074 OVERALL
hole_diameter0.630 INCHES MINIMUM IN
overall_height0.087 INCHES NOMINAL IN
outside_diameter1.250 INCHES MAXIMUM IN
style_designatorSPRING TENSION
material_thickness0.051 INCHES NOMINAL IN
end_item_identificationNAVY EQUIP
material_document_and_classificationASTM-A684 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-462-5554
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: B1250-051 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-A684 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 1.250 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.051 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 1074 OVERALL
•
HOLE DIAMETER: 0.630 INCHES MINIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.087 INCHES NOMINAL IN
STYLE DESIGNATORSPRING TENSION
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A684 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER1.250 INCHES MAXIMUM IN
MATERIAL THICKNESS0.051 INCHES NOMINAL IN
END ITEM IDENTIFICATIONNAVY EQUIP
MATERIALSTEEL COMP 1074 OVERALL
HOLE DIAMETER0.630 INCHES MINIMUM 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

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 B1250-051?
B1250-051 is a WASHER,SPRING TENSION.
What is the NSN for B1250-051?
B1250-051 is cataloged in the U.S. Government catalog under NSN 5310-01-462-5554. 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.