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Technical Data Sheet

2121 1/4 SHORT — Technical Data Sheet

✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The SHIELD,EXPANSION is a the manufacturer industrial component. Key specifications include material: STEEL, insert_size: 0.125 TO 0.625 IN. DIA,NO 1/4 IN, fastener_type: SCREW, overall_length: 2.000 INCHES NOMINAL IN, style_designator: SCREW ANCHOR, thread_provision: THREADED.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-910-6735, 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
2121 1/4 SHORT
NSN: 5340-00-910-6735
FSC: 5340
CAGE: 88367 — POWERS FASTENERS, INC. (USA)
SPECIFICATIONS
materialSTEEL
insert_size0.125 TO 0.625 IN. DIA,NO 1/4 IN
fastener_typeSCREW
unit_quantity1
overall_length2.000 INCHES NOMINAL IN
style_designatorSCREW ANCHOR
thread_provisionTHREADED
surface_treatmentZINC
hole_accommodation_diameter0.438 INCHES NOMINAL IN
nondefinitive_spec/std_data3 TYPE
insert_type_for_which_designedSCREW
surface_treatment_document_and_classificationASTM B633, TYPE 2 ASSN STD SINGLE TREATMENT RESPONSE
NSN5340-00-910-6735
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2121 1/4 SHORT 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
SURFACE TREATMENT: ZINC
UNIT QUANTITY: 1
INSERT TYPE FOR WHICH DESIGNED: SCREW
MATERIAL: STEEL
HOLE ACCOMMODATION DIAMETER: 0.438 INCHES NOMINAL IN
THREAD PROVISION: THREADED
INSERT SIZE: 0.125 TO 0.625 IN. DIA,NO 1/4 IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTZINC
UNIT QUANTITY1
INSERT TYPE FOR WHICH DESIGNEDSCREW
MATERIALSTEEL
HOLE ACCOMMODATION DIAMETER0.438 INCHES NOMINAL IN
THREAD PROVISIONTHREADED
INSERT SIZE0.125 TO 0.625 IN. DIA,NO 1/4 IN
OVERALL LENGTH2.000 INCHES NOMINAL IN
FASTENER TYPESCREW
STYLE DESIGNATORSCREW ANCHOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
FFB588Upgraded Successor
successor cross-reference
successor
FF-S-92Upgraded Successor
successor cross-reference
successor
00053841111060Interchangeable
Same NIIN cross-reference
interchangeable
11-106Interchangeable
Same NIIN cross-reference
interchangeable
2715-2Interchangeable
Same NIIN cross-reference
interchangeable
2715-00200Interchangeable
Shield,expansion
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2121 1/4 SHORT?
2121 1/4 SHORT is a SHIELD,EXPANSION.
What parts can replace 2121 1/4 SHORT?
There are 6 known substitutes for 2121 1/4 SHORT: FFB588, FF-S-92, 00053841111060 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2121 1/4 SHORT?
2121 1/4 SHORT is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-910-6735. This indicates validated use in U.S. government and defense supply chains.
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