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K34937 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

K34937: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: INTERNAL STEPPED, gap_opening: OPENING LESS THAN 90 DEGREES, usage_design: EXTERNAL, inside_diameter: 1.088 INCHES NOMINAL IN, major_thickness: 0.041 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-616-8772, 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
K34937
NSN: 5325-01-616-8772
FSC: 5325 — Fastening Devices
CAGE: 07639 — GE AVIATION SYSTEMS LLC DBA GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
materialSTEEL
ring_styleINTERNAL STEPPED
gap_openingOPENING LESS THAN 90 DEGREES
usage_designEXTERNAL
inside_diameter1.088 INCHES NOMINAL IN
major_thickness0.041 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
outside_diameter1.249 INCHES MINIMUM AND 1.264 INCHES MAXIMUM IN
end_item_identificationF/A-18 E/F
part_name_assigned_by_controlling_agencyRING,RETAINING
NSN5325-01-616-8772
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: K34937 · 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
•
OUTSIDE DIAMETER: 1.249 INCHES MINIMUM AND 1.264 INCHES MAXIMUM IN
•
GAP OPENING: OPENING LESS THAN 90 DEGREES
•
MAJOR THICKNESS: 0.041 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 1.088 INCHES NOMINAL IN
•
RING STYLE: INTERNAL STEPPED
TECHNICAL CHARACTERISTICS
USAGE DESIGNEXTERNAL
OUTSIDE DIAMETER1.249 INCHES MINIMUM AND 1.264 INCHES MAXIMUM IN
GAP OPENINGOPENING LESS THAN 90 DEGREES
MAJOR THICKNESS0.041 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
INSIDE DIAMETER1.088 INCHES NOMINAL IN
RING STYLEINTERNAL STEPPED
PART NAME ASSIGNED BY CONTROLLING AGENCYRING,RETAINING
END ITEM IDENTIFICATIONF/A-18 E/F
MATERIALSTEEL
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

No substitute or cross-reference records for this part.

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 K34937?
K34937 is a RING,RETAINING.
What is the NSN for K34937?
K34937 is cataloged in the U.S. Government catalog under NSN 5325-01-616-8772. 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.