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BS SP 134-B — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

BS SP 134-B: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 172 OVERALL, hole_diameter: 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN, overall_height: 0.018 INCHES MINIMUM AND 0.024 INCHES MAXIMUM IN, hardness_rating: 350.0 VICKERS OR FIRTH DIAMOND PYRAMID MINIMUM AND 380.0 VICKERS OR FIRTH DIAMOND PYRAMID MAXIMUM, outside_diameter: 0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN, material_thickness: 0.0054 INCHES MINIMUM AND 0.0066 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-264-7626, 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
BS SP 134-B
NSN: 5310-01-264-7626
FSC: 5310 — Nuts and Washers
CAGE: K7766 — BSI STANDARDS LIMITED (GBR)
SPECIFICATIONS
materialCOPPER ALLOY 172 OVERALL
hole_diameter0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
overall_height0.018 INCHES MINIMUM AND 0.024 INCHES MAXIMUM IN
hardness_rating350.0 VICKERS OR FIRTH DIAMOND PYRAMID MINIMUM AND 380.0 VICKERS OR FIRTH DIAMOND PYRAMID MAXIMUM
outside_diameter0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
material_thickness0.0054 INCHES MINIMUM AND 0.0066 INCHES MAXIMUM IN
material_document_and_classificationASTM B194,1/4 HARD ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-264-7626
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: BS SP 134-B · 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
•
HARDNESS RATING: 350.0 VICKERS OR FIRTH DIAMOND PYRAMID MINIMUM AND 380.0 VICKERS OR FIRTH DIAMOND PYRAMID MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B194,1/4 HARD ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.0054 INCHES MINIMUM AND 0.0066 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY 172 OVERALL
•
HOLE DIAMETER: 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.018 INCHES MINIMUM AND 0.024 INCHES MAXIMUM IN
HARDNESS RATING350.0 VICKERS OR FIRTH DIAMOND PYRAMID MINIMUM AND 380.0 VICKERS OR FIRTH DIAMOND PYRAMID MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B194,1/4 HARD ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
MATERIAL THICKNESS0.0054 INCHES MINIMUM AND 0.0066 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY 172 OVERALL
HOLE DIAMETER0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 2
M12133/3-125Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MIL-W-12133/3Reference document
Same NSN cross-reference
Reference document — Identification reference
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 BS SP 134-B?
BS SP 134-B is a WASHER,SPRING TENSION.
What parts can replace BS SP 134-B?
There are 2 known substitutes for BS SP 134-B: M12133/3-125, MIL-W-12133/3. Substitute compatibility should be verified for your specific system.
What is the NSN for BS SP 134-B?
BS SP 134-B is cataloged in the U.S. Government catalog under NSN 5310-01-264-7626. This indicates validated use in U.S. government and defense supply chains.
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