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4074738 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4074738: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY, end_style: 90 DEGREE PARALLEL, ring_style: INTERNAL STEPPED, usage_design: EXTERNAL, inside_diameter: 35.634 INCHES MINIMUM AND 36.118 INCHES MAXIMUM IN, major_thickness: 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-318-7705, 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
4074738
NSN: 5325-01-318-7705
FSC: 5325 — Fastening Devices
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialTITANIUM ALLOY
end_style90 DEGREE PARALLEL
ring_styleINTERNAL STEPPED
usage_designEXTERNAL
inside_diameter35.634 INCHES MINIMUM AND 36.118 INCHES MAXIMUM IN
major_thickness0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
outside_diameter35.840 INCHES MINIMUM AND 36.340 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUNDED CORNERS
NSN5325-01-318-7705
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4074738 · 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
•
USAGE DESIGN: EXTERNAL
•
END STYLE: 90 DEGREE PARALLEL
•
CROSS-SECTIONAL SHAPE STYLE: ROUNDED CORNERS
•
OUTSIDE DIAMETER: 35.840 INCHES MINIMUM AND 36.340 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 35.634 INCHES MINIMUM AND 36.118 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: INTERNAL STEPPED
TECHNICAL CHARACTERISTICS
USAGE DESIGNEXTERNAL
END STYLE90 DEGREE PARALLEL
CROSS-SECTIONAL SHAPE STYLEROUNDED CORNERS
OUTSIDE DIAMETER35.840 INCHES MINIMUM AND 36.340 INCHES MAXIMUM IN
MAJOR THICKNESS0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
INSIDE DIAMETER35.634 INCHES MINIMUM AND 36.118 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLEINTERNAL STEPPED
MATERIALTITANIUM ALLOY
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES 1
5325PL0789117Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 4074738?
4074738 is a RING,RETAINING.
What parts can replace 4074738?
There is 1 known substitute for 4074738: 5325PL0789117. Substitute compatibility should be verified for your specific system.
What is the NSN for 4074738?
4074738 is cataloged in the U.S. Government catalog under NSN 5325-01-318-7705. 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.