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016938 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

016938: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: EXTERNAL, usage_design: EXTERNAL, inside_diameter: 35.60 MILLIMETERS MINIMUM AND 36.89 MILLIMETERS MAXIMUM MM, major_thickness: 1.75 MILLIMETERS NOMINAL MM, casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-315-7215, 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
016938
NSN: 5325-01-315-7215
FSC: 5325 — Fastening Devices
CAGE: 6RE77 — ASAP SEMICONDUCTOR, LLC DBA ASAP SEMICONDUCTOR (USA)
SPECIFICATIONS
materialSTEEL
ring_styleEXTERNAL
usage_designEXTERNAL
inside_diameter35.60 MILLIMETERS MINIMUM AND 36.89 MILLIMETERS MAXIMUM MM
major_thickness1.75 MILLIMETERS NOMINAL MM
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating470.0 VICKERS MINIMUM AND 580.0 VICKERS MAXIMUM
cross-sectional_shape_styleRECTANGULAR
NSN5325-01-315-7215
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 016938 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL HARDNESS RATING: 470.0 VICKERS MINIMUM AND 580.0 VICKERS MAXIMUM
•
USAGE DESIGN: EXTERNAL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MAJOR THICKNESS: 1.75 MILLIMETERS NOMINAL MM
•
INSIDE DIAMETER: 35.60 MILLIMETERS MINIMUM AND 36.89 MILLIMETERS MAXIMUM MM
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: EXTERNAL
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING470.0 VICKERS MINIMUM AND 580.0 VICKERS MAXIMUM
USAGE DESIGNEXTERNAL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MAJOR THICKNESS1.75 MILLIMETERS NOMINAL MM
INSIDE DIAMETER35.60 MILLIMETERS MINIMUM AND 36.89 MILLIMETERS MAXIMUM MM
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLEEXTERNAL
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 2
16938Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
L696/27 ITEM 84Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 016938?
016938 is a RING,RETAINING.
What parts can replace 016938?
There are 2 known substitutes for 016938: 16938, L696/27 ITEM 84. Substitute compatibility should be verified for your specific system.
What is the NSN for 016938?
016938 is cataloged in the U.S. Government catalog under NSN 5325-01-315-7215. 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.