PartsTable
Technical Data Sheet
Download PDF

990307-2 — CLAMP,SYNCHRO

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

990307-2: CLAMP,SYNCHRO.

The CLAMP,SYNCHRO is a the manufacturer industrial component. Key specifications include width: 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN, height: 0.097 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN, length: 0.213 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN, material: STEEL CORROSION RESISTING, thread_class: 2A A, hole_diameter: 0.086 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-932-5678, 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
990307-2
NSN: 5340-00-932-5678
FSC: 5340 — Hardware, Commercial
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
width0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
height0.097 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN
length0.213 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN
materialSTEEL CORROSION RESISTING
thread_class2A A
hole_diameter0.086 INCHES NOMINAL IN
nominal_thread_size0.086 INCHES IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5340-00-932-5678
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 990307-2 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
KEY FEATURES
•
LENGTH: 0.213 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN
•
NOMINAL THREAD SIZE: 0.086 INCHES IN
•
HEIGHT: 0.097 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN
•
WIDTH: 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
•
THREAD CLASS: 2A A
•
MATERIAL: STEEL CORROSION RESISTING
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
HOLE DIAMETER: 0.086 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH0.213 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN
NOMINAL THREAD SIZE0.086 INCHES IN
HEIGHT0.097 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN
WIDTH0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
THREAD CLASS2A A
MATERIALSTEEL CORROSION RESISTING
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HOLE DIAMETER0.086 INCHES NOMINAL IN
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 3
L336008005Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
GC503E02CC25PReference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
414765-9Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 990307-2?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 990307-2?
990307-2 is a CLAMP,SYNCHRO.
What parts can replace 990307-2?
There are 3 known substitutes for 990307-2: L336008005, GC503E02CC25P, 414765-9. Substitute compatibility should be verified for your specific system.
What is the NSN for 990307-2?
990307-2 is cataloged in the U.S. Government catalog under NSN 5340-00-932-5678. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 990307-2

✓ 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.