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PartsTable / COMPONENT / 55000897
55000897 ✓ 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 SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: KNURLED NO. 1, thread_length: 1.250 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, width_across_flats: 0.156 INCHES NOMINAL IN, internal_drive_style: HEXAGON.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-598-7567, 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
55000897
NSN: 5305-01-598-7567
FSC: 5305
CAGE: 0F875 — GENERAL DYNAMICS ORDNANCE AND TACTICAL SYSTEMS, INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleKNURLED NO. 1
thread_length1.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_across_flats0.156 INCHES NOMINAL IN
internal_drive_styleHEXAGON
end_item_identification2320-01-531-7659; MRAP BUFFALO MK2A2
nominal_thread_diameter0.1900 INCHES IN
thread_quantity_per_inch32
part_name_assigned_by_controlling_agency10-32X1-1/4 INCH 18-8 STAINLESS STEEL SOCKET CAP SCREW IN
NSN5305-01-598-7567
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 55000897 · 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
•
NOMINAL THREAD DIAMETER: 0.1900 INCHES IN
•
THREAD QUANTITY PER INCH: 32
•
INTERNAL DRIVE STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
HEAD STYLE: KNURLED NO. 1
•
THREAD LENGTH: 1.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.1900 INCHES IN
THREAD QUANTITY PER INCH32
INTERNAL DRIVE STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
HEAD STYLEKNURLED NO. 1
THREAD LENGTH1.250 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCY10-32X1-1/4 INCH 18-8 STAINLESS STEEL SOCKET CAP SCREW IN
END ITEM IDENTIFICATION2320-01-531-7659; MRAP BUFFALO MK2A2
WIDTH ACROSS FLATS0.156 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
5181Interchangeable
interchangeable cross-reference
interchangeable
7345-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55000897?
55000897 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 55000897?
There are 2 known substitutes for 55000897: 5181, 7345-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 55000897?
55000897 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-598-7567. 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