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26S37-10 — STUD ASSEMBLY,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

26S37-10: STUD ASSEMBLY,TURNLOCK FASTENER.

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include material: STEEL EJECTOR SPRING, head_length: 0.700 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN, stud_head_height: 0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN, surface_treatment: NICKEL OVERALL, stud_assembly_style: STUD ASSEMBLY, securing_device_type: SPRING. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-028-4866, 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
26S37-10
NSN: 5325-01-028-4866
FSC: 5325 — Fastening Devices
CAGE: 71286 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV CAMLOC PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL EJECTOR SPRING
head_length0.700 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
stud_head_height0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
surface_treatmentNICKEL OVERALL
stud_assembly_styleSTUD ASSEMBLY
securing_device_typeSPRING
eyelet_outside_diameter0.305 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN
turnlock_stud_head_styleFILLISTER WING
material_accommodated_thickness0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
material_document_and_classificationASTM A322 ASSN STD SINGLE MATERIAL RESPONSE STUD
surface_treatment_document_and_classificationQQ-N-290 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
distance_from_engaging_member_to_largest_bearing_surface_of_head1.010 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
NSN5325-01-028-4866
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 26S37-10 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-N-290 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
HEAD LENGTH: 0.700 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
•
EYELET OUTSIDE DIAMETER: 0.305 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN
•
MATERIAL ACCOMMODATED THICKNESS: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE PIN
•
STUD HEAD HEIGHT: 0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-N-290 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD LENGTH0.700 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
EYELET OUTSIDE DIAMETER0.305 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN
MATERIAL ACCOMMODATED THICKNESS0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE PIN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE EJECTOR SPRING
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A322 ASSN STD SINGLE MATERIAL RESPONSE STUD
STUD HEAD HEIGHT0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
SECURING DEVICE TYPESPRING
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD1.010 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES 1
012-4947-100Reference 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
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FREQUENTLY ASKED QUESTIONS
What is 26S37-10?
26S37-10 is a STUD ASSEMBLY,TURNLOCK FASTENER.
What parts can replace 26S37-10?
There is 1 known substitute for 26S37-10: 012-4947-100. Substitute compatibility should be verified for your specific system.
What is the NSN for 26S37-10?
26S37-10 is cataloged in the U.S. Government catalog under NSN 5325-01-028-4866. 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.