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Technical Data Sheet
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129027 — RING,RETAINING

✓ Government record, cited
Hama · BOLT SCREW
PRODUCT OVERVIEW

129027: RING,RETAINING.

- Trolley with an additional laptop compartment, ideal for short business trips - Extendable telescopic handle made of metal (up to 70 cm) - Additional handle on the base for comfortable transportation - Exchangeable, sturdy XL inline skating wheels for easy transportation of the trolley - Large compartment with an inner divider and a separate, padded notebook and tablet compartment, display sizes: notebooks with 40 cm (15.6") and tablet PCs with 26 cm (10.1") - Small pocket on the front of the trolley - Front pocket with an organizer, a mesh pocket and an integrated snap hook for keys - Lid of the main compartment with a mesh pocket - With one reflective stripe This part is cataloged in the U.S. Government catalog under NSN 5325-00-535-9493, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
129027
NSN: 5325-00-535-9493
NIINs: 005359493, 013597080
FSC: 5325 — Fastening Devices
CAGE: 0AHP5 — CURTISS-WRIGHT CONTROLS, INC. DIV ACTUATION DIVISION (USA)
SPECIFICATIONS
materialSTEEL COMP 302
ring_styleSPECIAL FLAT
usage_designEXTERNAL
inside_diameter0.698 INCHES NOMINAL IN
outside_diameter0.704 INCHES NOMINAL IN
material_diameter0.065 INCHES NOMINAL IN
surface_treatmentPASSIVATE
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUND
material_document_and_classificationAISI 302 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-00-535-9493
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 129027 · 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
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FLANGE OUTSIDE DIAMETER: 0.5515 INCHES MINIMUM AND 0.5635 INCHES MAXIMUM IN
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COLOR: BLACK OVERALL
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BARREL OUTSIDE DIAMETER: 0.156 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
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MATERIAL: STEEL OVERALL
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FLANGE STYLE: FLANGE
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BARREL STYLE: STRAIGHT ROUND TYPE
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BARREL HEIGHT: 0.280 INCHES MINIMUM AND 0.298 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FLANGE OUTSIDE DIAMETER0.5515 INCHES MINIMUM AND 0.5635 INCHES MAXIMUM IN
COLORBLACK OVERALL
BARREL OUTSIDE DIAMETER0.156 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
FLANGE STYLEFLANGE
BARREL STYLESTRAIGHT ROUND TYPE
BARREL HEIGHT0.280 INCHES MINIMUM AND 0.298 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
4-550AReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 129027?
129027 is a RING,RETAINING manufactured by Hama.
What parts can replace 129027?
There is 1 known substitute for 129027: 4-550A. Substitute compatibility should be verified for your specific system.
What is the NSN for 129027?
129027 is cataloged in the U.S. Government catalog under NSN 5325-00-535-9493. This indicates validated use in U.S. government and defense supply chains.
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