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Technical Data Sheet
PartsTable / COMPONENT / G57NB-2
G57NB-2 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The PRESSL0K is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-917-5490, 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
G57NB-2
NSN: 5325-00-917-5490
FSC: 5325
CAGE: 03296 — NMC GROUP, INC. (USA)
SPECIFICATIONS
Part NumberG57NB-2
NSN5325-00-917-5490
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: G57NB-2 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
100658Interchangeable
interchangeable cross-reference
interchangeable
P2Interchangeable
interchangeable cross-reference
interchangeable
227XInterchangeable
interchangeable cross-reference
interchangeable
TT-2Interchangeable
interchangeable cross-reference
interchangeable
5S7219Interchangeable
interchangeable cross-reference
interchangeable
517Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is G57NB-2?
G57NB-2 is a PRESSL0K.
What parts can replace G57NB-2?
There are 12 known substitutes for G57NB-2: 100658, P2, 227X and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for G57NB-2?
G57NB-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-917-5490. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026