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Technical Data Sheet
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121858 — SCREW,DRIVE

✓ Government record, cited
Hama · BOLT SCREW
PRODUCT OVERVIEW

121858: SCREW,DRIVE.

- Lid with hook and loop fastener - Inside lining made of soft fleece which protects the camera against scratches - Outside: zipped compartment for storage media and batteries - Belt loop for carrying convenience - Adjustable length, removable shoulder strap - Rain protective cover integrated in the lower part of the back This part is cataloged in the U.S. Government catalog under NSN 5305-01-277-2355, 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
121858
NSN: 5305-01-277-2355
NIINs: 012772355, 015473029
FSC: 5305 — Screws
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleBUTTON
head_height0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
pilot_length0.062 INCHES NOMINAL IN
head_diameter0.429 INCHES MINIMUM AND 0.457 INCHES MAXIMUM IN
pilot_diameter0.198 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
fastener_length0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
nonmachine_thread_styleDRIVE SCREW (TYPE U)
nonmachine_nominal_thread_diameter0.209 INCHES IN
NSN5305-01-277-2355
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 121858 · Hama ⚠ 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
•
NONMACHINE NOMINAL THREAD DIAMETER: 0.209 INCHES IN
•
HEAD HEIGHT: 0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
•
NONMACHINE THREAD STYLE: DRIVE SCREW (TYPE U)
•
HEAD STYLE: BUTTON
•
PILOT DIAMETER: 0.198 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
•
PILOT LENGTH: 0.062 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
NONMACHINE NOMINAL THREAD DIAMETER0.209 INCHES IN
HEAD HEIGHT0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
FASTENER LENGTH0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
NONMACHINE THREAD STYLEDRIVE SCREW (TYPE U)
HEAD STYLEBUTTON
PILOT DIAMETER0.198 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
PILOT LENGTH0.062 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
HEAD DIAMETER0.429 INCHES MINIMUM AND 0.457 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
5305012772355Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 121858?
121858 is a SCREW,DRIVE manufactured by Hama.
What parts can replace 121858?
There is 1 known substitute for 121858: 5305012772355. Substitute compatibility should be verified for your specific system.
What is the NSN for 121858?
121858 is cataloged in the U.S. Government catalog under NSN 5305-01-277-2355. This indicates validated use in U.S. government and defense supply chains.
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