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121997 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
Hama · BOLT SCREW
PRODUCT OVERVIEW

121997: SPRING,HELICAL,COMPRESSION.

- Allows you to connect electrical appliances in countries with different socket systems - Adapts from Italian sockets to German plugs with earth contact, shaped and Euro plugs - White designer housing with an integrated blue LED display For the following countries: Ethiopia, Chile, El Salvador, Italy, Cuba, Libya, the Maldives, Syria, Tunisia, Uruguay For devices from: Germany, Spain, France, Austria, Russia, Turkey, the Netherlands, Belgium, Poland, Hungary, Sweden, Norway, the Czech Republic This part is cataloged in the U.S. Government catalog under NSN 5305-01-468-1516, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
121997
NSN: 5305-01-468-1516
NIINs: 014681516, 015940819
FSC: 5305 — Screws
CAGE: 82877 — ROTRON INCORPORATED (USA)
SPECIFICATIONS
end_item_identificationASEPSIS 21 DELIVERY SYSTEM; LR UNIT ARM ASSEMBLY
NSN5305-01-468-1516
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 121997 · 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCY(INAVY) SCREW,MACHINE
END ITEM IDENTIFICATIONFIRST PBL; FAN,TUBEAXIAL
SUBSTITUTES & CROSS-REFERENCES 1
251223Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 121997?
121997 is a SPRING,HELICAL,COMPRESSION manufactured by Hama.
What parts can replace 121997?
There is 1 known substitute for 121997: 251223. Substitute compatibility should be verified for your specific system.
What is the NSN for 121997?
121997 is cataloged in the U.S. Government catalog under NSN 5305-01-468-1516. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.