PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 7155-1
7155-1 ✓ 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 GUIDE ASSEMBLY,DIAPHRAGM is a the manufacturer industrial component. Key specifications include hole_diameter: 0.190 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 5.510 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 4.590 INCHES NOMINAL IN, bolt_circle_diameter: 5.050 INCHES NOMINAL IN, end_item_identification: VALVE, REDUCTION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-010-4887, 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
7155-1
NSN: 5310-00-010-4887
FSC: 5310
CAGE: 09386 — ALLIEDSIGNAL INC ALLIEDSIGNAL BRAKING SYSTEMS-WHEEL END PRODUCTS (USA)
SPECIFICATIONS
hole_diameter0.190 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter5.510 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter4.590 INCHES NOMINAL IN
bolt_hole_quantity8
bolt_circle_diameter5.050 INCHES NOMINAL IN
end_item_identificationVALVE, REDUCTION
cross-sectional_thickness0.048 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classification32-571,CAGEC 24235 MFR REF SINGLE MATERIAL RESPONSE OVERALL
general_characteristics_item_descriptionNICKEL COPPER ALLOY; USED ON GAUGE PANEL ASSEMBLY -5R5-
NSN5310-00-010-4887
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 7155-1 · 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: 2.450 INCHES MINIMUM AND 2.460 INCHES MAXIMUM IN
•
SHOULDER DIAMETER: 1.790 INCHES MINIMUM AND 1.800 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1137 OVERALL
•
SHOULDER HEIGHT: 0.281 INCHES NOMINAL IN
•
HARDNESS RATING: 28.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
RECESS ANGLE: 80.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER2.450 INCHES MINIMUM AND 2.460 INCHES MAXIMUM IN
SHOULDER DIAMETER1.790 INCHES MINIMUM AND 1.800 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1137 OVERALL
SHOULDER HEIGHT0.281 INCHES NOMINAL IN
HARDNESS RATING28.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM
SURFACE TREATMENTZINC OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
RECESS ANGLE80.0 DEGREES NOMINAL
HOLE DIAMETER1.406 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDERED AND RECESSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
97155-1Interchangeable
interchangeable cross-reference
interchangeable
7155-1Interchangeable
interchangeable cross-reference
interchangeable
10B6123Interchangeable
interchangeable cross-reference
interchangeable
450143Interchangeable
interchangeable cross-reference
interchangeable
RNG1882Interchangeable
interchangeable cross-reference
interchangeable
071551Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 7155-1?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 7155-1?
7155-1 is a GUIDE ASSEMBLY,DIAPHRAGM.
What parts can replace 7155-1?
There are 9 known substitutes for 7155-1: 97155-1, 7155-1, 10B6123 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7155-1?
7155-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-010-4887. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 7155-1

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026