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26644 — GUARD,VALVE STRIP

✓ Government record, cited
Hama · ORING SEAL
PRODUCT OVERVIEW

26644: GUARD,VALVE STRIP.

- Space-saving and shock-resistant, ideal for outdoor activities (car, backpack, ...) - The special, high-quality and antistatic sleeves allow inserts of the CD in the car radio without touching the CD. - Incl. rubberized application, prevents from slipping off sloping surfaces, e.g.

in cars... This part is cataloged in the U.S. Government catalog under NSN 5330-00-031-2400, 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
26644
NSN: 5330-00-031-2400
NIINs: 000312400, 007092798
FSC: 5330 — Packing and Gasket Materials
CAGE: 70210 — HONEYWELL INTERNATIONAL INC. DIV AEROSPACE - TORRANCE (USA)
SPECIFICATIONS
general_characteristics_item_descriptionSINTERED IRON; 1.750 IN. LG; 0.494 IN. W; 0.250 IN. THK; 1 HOLE 0.203 IN. DIA IN
NSN5330-00-031-2400
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 26644 MFR: Hama ⚠ 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
KEY FEATURES
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: ELASTOMER,BUNA-N,MOLDED TO STEEL RING,OIL FINISH,STEPPED,ROUND,0.499 MIN,0.500 MAX IN. OD,0.380 MIN,0.400 MAX IN. DIA 1ST HOLE SPACING,0.280 MIN,0.290 MAX IN. DIA 2ND HOLE SPACING,0.179 MIN,0.184 MAX IN. DIA 3RD HOLE SPACING,0.025 IN. 1ST COUNTERBORE DEPTH,0.040 MIN,0.050 MAX IN. FLANGE THK,0.200 MIN,0.220 MAX IN. COUNTERBORE DIA,0.115 MIN,0.135 MAX IN. H IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONELASTOMER,BUNA-N,MOLDED TO STEEL RING,OIL FINISH,STEPPED,ROUND,0.499 MIN,0.500 MAX IN. OD,0.380 MIN,0.400 MAX IN. DIA 1ST HOLE SPACING,0.280 MIN,0.290 MAX IN. DIA 2ND HOLE SPACING,0.179 MIN,0.184 MAX IN. DIA 3RD HOLE SPACING,0.025 IN. 1ST COUNTERBORE DEPTH,0.040 MIN,0.050 MAX IN. FLANGE THK,0.200 MIN,0.220 MAX IN. COUNTERBORE DIA,0.115 MIN,0.135 MAX IN. H IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 26644?
26644 is a GUARD,VALVE STRIP manufactured by Hama.
What is the NSN for 26644?
26644 is cataloged in the U.S. Government catalog under NSN 5330-00-031-2400. 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.