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9648M79P57 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

9648M79P57: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1074, ring_style: SPIRAL, usage_design: INTERNAL, inside_diameter: 3.985 INCHES MINIMUM AND 3.997 INCHES MAXIMUM IN, major_thickness: 0.058 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN, strength_rating: ERR-060. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-173-8724, 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
9648M79P57
NSN: 5325-01-173-8724
FSC: 5325 — Fastening Devices
CAGE: 07482 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 1074
ring_styleSPIRAL
usage_designINTERNAL
inside_diameter3.985 INCHES MINIMUM AND 3.997 INCHES MAXIMUM IN
major_thickness0.058 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
strength_ratingERR-060
outside_diameter4.409 INCHES MINIMUM AND 4.441 INCHES MAXIMUM IN
special_featuresDOUBLE TURN AND LOCK
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating72.8 ROCKWELL A MINIMUM AND 77.5 ROCKWELL A MAXIMUM
material_document_and_classificationAMS 5120 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-01-173-8724
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 9648M79P57 · 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: 72.8 ROCKWELL A MINIMUM AND 77.5 ROCKWELL A MAXIMUM
•
USAGE DESIGN: INTERNAL
•
STRENGTH RATING: ERR-060
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5120 ASSN STD SINGLE MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 4.409 INCHES MINIMUM AND 4.441 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.058 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 3.985 INCHES MINIMUM AND 3.997 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING72.8 ROCKWELL A MINIMUM AND 77.5 ROCKWELL A MAXIMUM
USAGE DESIGNINTERNAL
STRENGTH RATINGERR-060
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5120 ASSN STD SINGLE MATERIAL RESPONSE
OUTSIDE DIAMETER4.409 INCHES MINIMUM AND 4.441 INCHES MAXIMUM IN
MAJOR THICKNESS0.058 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
INSIDE DIAMETER3.985 INCHES MINIMUM AND 3.997 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESPIRAL
SPECIAL FEATURESDOUBLE TURN AND LOCK
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 2
9648M79P26Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
WAL-441-G-ZReference 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 9648M79P57?
9648M79P57 is a RING,RETAINING.
What parts can replace 9648M79P57?
There are 2 known substitutes for 9648M79P57: 9648M79P26, WAL-441-G-Z. Substitute compatibility should be verified for your specific system.
What is the NSN for 9648M79P57?
9648M79P57 is cataloged in the U.S. Government catalog under NSN 5325-01-173-8724. This indicates validated use in U.S. government and defense supply chains.
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