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PYLB246 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

PYLB246: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include end_style: 90 DEGREE PARALLEL, ring_style: STRAIGHT GAP, outside_diameter: 1.749 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN, casehardening_indicator: NOT CASEHARDENED, end_item_identification: VALVE AUGMENT; 4820012375974, cross-sectional_shape_style: RECTANGULAR. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-255-1627, 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
PYLB246
NSN: 5325-01-255-1627
FSC: 5325 — Fastening Devices
CAGE: 05624 — GE AVIATION SYSTEMS LLC DBA GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
end_style90 DEGREE PARALLEL
ring_styleSTRAIGHT GAP
outside_diameter1.749 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
end_item_identificationVALVE AUGMENT; 4820012375974
cross-sectional_shape_styleRECTANGULAR
NSN5325-01-255-1627
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: PYLB246 · 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
•
END STYLE: 90 DEGREE PARALLEL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 1.749 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: STRAIGHT GAP
TECHNICAL CHARACTERISTICS
END STYLE90 DEGREE PARALLEL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER1.749 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
END ITEM IDENTIFICATIONVALVE AUGMENT; 4820012375974
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PYLB246?
PYLB246 is a RING,RETAINING.
What is the NSN for PYLB246?
PYLB246 is cataloged in the U.S. Government catalog under NSN 5325-01-255-1627. 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.