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D 1250 102 0550 — RETAINER ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

D 1250 102 0550: RETAINER ASSEMBLY.

The RETAINER ASSEMBLY is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-628-9197, 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
D 1250 102 0550
NSN: 5340-01-628-9197
FSC: 5340 — Hardware, Commercial
CAGE: 71724 — JOHN CRANE, INC (USA)
SPECIFICATIONS
Part NumberD 1250 102 0550
NSN5340-01-628-9197
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: D 1250 102 0550 MFR: OEM ⚠ 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 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 2
NSP-00387-1 FIND 5Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
NSP-00387-1 ITEM 5Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 D 1250 102 0550?
D 1250 102 0550 is a RETAINER ASSEMBLY.
What parts can replace D 1250 102 0550?
There are 2 known substitutes for D 1250 102 0550: NSP-00387-1 FIND 5, NSP-00387-1 ITEM 5. Substitute compatibility should be verified for your specific system.
What is the NSN for D 1250 102 0550?
D 1250 102 0550 is cataloged in the U.S. Government catalog under NSN 5340-01-628-9197. 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.