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53A — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

53A: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, style_designator: ANGLE PATTERN, SHIELDED, end_item_identification: SIGHT GLASS 53A A, material_document_and_classification: ASTM-B.61 ASSN STD SINGLE MATERIAL RESPONSE, nominal_pipe_size_for_which_designed: UNABLE TO DECODE. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-011-0743, 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
53A
NSN: 5315-00-011-0743
NIINs: 000110743, 006695617, 008455384, 008653923, 012064836, 012731352, 015532176
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 1ML14 — BRINKLEY TECHNOLOGY GROUP LLC DBA HERCULES MANUFACTURING (USA)
SPECIFICATIONS
materialCOPPER ALLOY
style_designatorANGLE PATTERN, SHIELDED
end_item_identificationSIGHT GLASS 53A A
material_document_and_classificationASTM-B.61 ASSN STD SINGLE MATERIAL RESPONSE
nominal_pipe_size_for_which_designedUNABLE TO DECODE
NSN5315-00-011-0743
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 53A · 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
•
FIRST END TAPER LENGTH: 0.016 INCHES NOMINAL IN
•
FIRST END STYLE: CHAMFERED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633,FS1010 TO FS1030 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
FIRST END TAPER ANGLE: 25.0 DEGREES NOMINAL
•
PIN OVERALL DIAMETER: 0.1855 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 0.676 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
FIRST END TAPER LENGTH0.016 INCHES NOMINAL IN
FIRST END STYLECHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633,FS1010 TO FS1030 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
FIRST END TAPER ANGLE25.0 DEGREES NOMINAL
PIN OVERALL DIAMETER0.1855 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN
PIN OVERALL LENGTH0.676 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 6
110743Reference document
Same NSN cross-reference
Reference document — Secondary reference
D15-716PPC723Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A18516XReference document
Same NSN cross-reference
Reference document — Secondary reference
D15-716SPC723Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
D15-716TPC723Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
D15-716WPC723Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 53A?
53A is a COUPLING HALF,QUICK DISCONNECT.
What parts can replace 53A?
There are 6 known substitutes for 53A: 110743, D15-716PPC723, A18516X and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 53A?
53A is cataloged in the U.S. Government catalog under NSN 5315-00-011-0743. This indicates validated use in U.S. government and defense supply chains.
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