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Technical Data Sheet
PartsTable / COMPONENT / 7010B
7010B ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include overall_height: 3.250 INCHES NOMINAL IN, frequency_rating: 60.0 HERTZ NOMINAL, overall_diameter: 5.625 INCHES NOMINAL IN, visual_signal_type: REGULAR FLASHING, audible_signal_type: HORN, visual_signal_color: WHITE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-227-4897, 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
7010B
NSN: 5310-00-227-4897
FSC: 5310
CAGE: 92830 — BARNES GROUP INC. DBA ASSOCIATED SPRING DIV ASSOCIATED SPRING BRISTOL (USA)
SPECIFICATIONS
overall_height3.250 INCHES NOMINAL IN
frequency_rating60.0 HERTZ NOMINAL
overall_diameter5.625 INCHES NOMINAL IN
visual_signal_typeREGULAR FLASHING
audible_signal_typeHORN
visual_signal_colorWHITE
voltage_in_volts_and_current_type120.0 AC
part_name_assigned_by_controlling_agencyIONIZATION SMOKE ALARM
NSN5310-00-227-4897
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 7010B · 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
•
OUTSIDE DIAMETER: 1.164 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
HOLE DIAMETER: 0.406 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 1070 OVERALL
•
MATERIAL THICKNESS: 0.010 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SPRING TENSION
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.164 INCHES NOMINAL IN
END ITEM IDENTIFICATIONW/S: KIDD CLASS DDG; FORRESTAL CLASS CV; SPRUANCE CLASS DD (963); SUPPLY CLASS AOE; NIMITZ CLASS CVN; WASP CLASS LHD; TARAWA CLASS LHA; OLIVER PERRY CLASS FFG; FMS-KNOX CLASS FF
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HOLE DIAMETER0.406 INCHES NOMINAL IN
MATERIALSTEEL COMP 1070 OVERALL
OVERALL HEIGHT0.125 INCHES NOMINAL IN
MATERIAL THICKNESS0.010 INCHES NOMINAL IN
STYLE DESIGNATORSPRING TENSION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
BS04179Interchangeable
interchangeable cross-reference
interchangeable
L3531BInterchangeable
interchangeable cross-reference
interchangeable
63X912Interchangeable
interchangeable cross-reference
interchangeable
12949Interchangeable
interchangeable cross-reference
interchangeable
SAE-J512Interchangeable
interchangeable cross-reference
interchangeable
5-4 060202BAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7010B?
7010B is a WASHER,SPRING TENSION.
What parts can replace 7010B?
There are 18 known substitutes for 7010B: BS04179, L3531B, 63X912 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7010B?
7010B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-227-4897. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026