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QRD1A0518 — PIN,QUICK RELEASE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

QRD1A0518: PIN,QUICK RELEASE.

The PIN,QUICK RELEASE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 SHANK, grip_length: 1.800 INCHES MINIMUM AND 1.820 INCHES MAXIMUM IN, head_diameter: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN, actuation_type: PULL AND PUSH, shank_diameter: 0.3075 INCHES MINIMUM AND 0.3105 INCHES MAXIMUM IN, hardness_rating: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM SHANK. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-080-4739, 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
QRD1A0518
NSN: 5315-00-080-4739
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 09094 — QRP INC (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 SHANK
grip_length1.800 INCHES MINIMUM AND 1.820 INCHES MAXIMUM IN
head_diameter0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
actuation_typePULL AND PUSH
shank_diameter0.3075 INCHES MINIMUM AND 0.3105 INCHES MAXIMUM IN
detent_quantity2
hardness_rating36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM SHANK
style_designatorRING HANDLE
surface_treatmentCADMIUM AND CHROMATE SHANK
ring_handle_diameter1.187 INCHES MAXIMUM IN
shoulder_to_head_end_distance0.562 INCHES MAXIMUM IN
detent_to_tapered_end_distance0.359 INCHES MAXIMUM IN
NSN5315-00-080-4739
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: QRD1A0518 · 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
•
SHANK DIAMETER: 0.3075 INCHES MINIMUM AND 0.3105 INCHES MAXIMUM IN
•
DETENT TO TAPERED END DISTANCE: 0.359 INCHES MAXIMUM IN
•
DETENT QUANTITY: 2
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE SHANK
•
ACTUATION TYPE: PULL AND PUSH
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM SHANK
•
STYLE DESIGNATOR: RING HANDLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6758 FED SPEC SINGLE MATERIAL RESPONSE SHANK
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.3075 INCHES MINIMUM AND 0.3105 INCHES MAXIMUM IN
DETENT TO TAPERED END DISTANCE0.359 INCHES MAXIMUM IN
DETENT QUANTITY2
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE SHANK
ACTUATION TYPEPULL AND PUSH
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM SHANK
STYLE DESIGNATORRING HANDLE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 FED SPEC SINGLE MATERIAL RESPONSE SHANK
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE DETENT
GRIP LENGTH1.800 INCHES MINIMUM AND 1.820 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES 2
BLDS518Reference document
Same NSN cross-reference
Reference document — Secondary reference
801A5-18SSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 QRD1A0518?
QRD1A0518 is a PIN,QUICK RELEASE.
What parts can replace QRD1A0518?
There are 2 known substitutes for QRD1A0518: BLDS518, 801A5-18S. Substitute compatibility should be verified for your specific system.
What is the NSN for QRD1A0518?
QRD1A0518 is cataloged in the U.S. Government catalog under NSN 5315-00-080-4739. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.