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Technical Data Sheet
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21-1344 — WASHER

✓ Government record, cited
Speck · ORING SEAL
PRODUCT OVERVIEW

21-1344: WASHER.

Superior slim protection with IMPACTIUMTM Shock Barrier Protection 10-Foot Drop Tested. To ensure that Presidio offers the ultimate protection for your iPhone 7 Plus, it has been dropped from a height of 10 feet multiple times by third-party laboratories. - IMPACTIUMTM Shock Barrier.

IMPACTIUMTM is an innovative dynamic shock-absorbing material that lines Presidio cases. Ridges of IMPACTIUMTM on the inside perimeter compress on impact to absorb and disperse shock. - Patented raised-bezel screen protection.

IMPACTIUMTM raised bezel guards screen from direct drops onto phone face and prevents damage when lying flat. - Responsive button protection. IMPACTIUMTM protects volume and power buttons while maintaining true button responsiveness.

- Perimeter port and camera protection. IMPACTIUMTM protects ports, microphone, and speakers from drops without compromising acoustics or interfering with port accessibility, camera lenses, or the camera flash. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-200-4662, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
21-1344
NSN: 5330-01-200-4662
FSC: 5330 — Packing and Gasket Materials
CAGE: 66935 — JOHNSON CONTROLS NAVY SYSTEMS, LLC (USA)
SPECIFICATIONS
Part Number21-1344
ManufacturerSpeck
NSN5330-01-200-4662
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21-1344 MFR: Speck ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21-1344?
21-1344 is a WASHER manufactured by Speck.
What is the NSN for 21-1344?
21-1344 is cataloged in the U.S. Government catalog under NSN 5330-01-200-4662. 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.