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S953 — VALVE,EXHAUST CONTROL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

S953: VALVE,EXHAUST CONTROL.

The VALVE,EXHAUST CONTROL is a the manufacturer industrial component. Key specifications include material: STEEL SEAT, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, special_features: 8IN. BY 8IN.

BY 6IN. SZ; CLASS 150 PSI FLANGE IN, bolt_hole_quantity: 8 ALL ENDS, flange_face_design: RAISED STRAIGHT ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-737-1098, 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
S953
NSN: 5310-00-737-1098
NIINs: 007371098, 011994984, 014482307
FSC: 5310 — Nuts and Washers
CAGE: 72447 — DANA COMMERCIAL VEHICLE MANUFACTURING, LLC DBA DANA COMMERCIAL VEHICLE PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL SEAT
flange_shapeROUND WITH HOLES ALL ENDS
connection_typeFLANGE ALL ENDS
special_features8IN. BY 8IN. BY 6IN. SZ; CLASS 150 PSI FLANGE IN
bolt_hole_quantity8 ALL ENDS
flange_face_designRAISED STRAIGHT ALL ENDS
flow_control_deviceDISK
valve_operation_methodMANUAL
end_item_identificationWASP CLASS LHD
bolt_hole_nominal_diameter0.875 INCHES ALL ENDS IN
material_document_and_classificationMIL-S-15083 MIL SPEC SINGLE MATERIAL RESPONSE SEAT
NSN5310-00-737-1098
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S953 · 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
•
OVERALL DIAMETER: 2.250 INCHES MINIMUM AND 2.251 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
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MATERIAL: COPPER ALLOY 932 OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 1.812 INCHES NOMINAL IN
•
THICKNESS: 0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER2.250 INCHES MINIMUM AND 2.251 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALCOPPER ALLOY 932 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER1.812 INCHES NOMINAL IN
THICKNESS0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 3
A780Reference document
Same NSN cross-reference
Reference document — Secondary reference
R21019Reference document
Same NSN cross-reference
Reference document — Secondary reference
GP3374Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S953?
S953 is a VALVE,EXHAUST CONTROL.
What parts can replace S953?
There are 3 known substitutes for S953: A780, R21019, GP3374. Substitute compatibility should be verified for your specific system.
What is the NSN for S953?
S953 is cataloged in the U.S. Government catalog under NSN 5310-00-737-1098. This indicates validated use in U.S. government and defense supply chains.
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