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21758-1 — PIN,INNER CONDUCTOR

✓ Government record, cited
Hama · NUT WASHER
PRODUCT OVERVIEW

21758-1: PIN,INNER CONDUCTOR.

The Air Robust Case Series has a transparent back and a color accent – Available in transparent and black. We also offer a MagSafe compatible version. The Active-Air-Technology, developed in Germany, provides your phone with an enlarged protection zone within the frame of your phone case for optimized impact protection.

The inner damping in the frame of your phone case also provides effective shock absorption by distributing the energy throughout the entire case with specially designed air chambers. This part is cataloged in the U.S. Government catalog under NSN 5315-01-059-2757, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
21758-1
NSN: 5315-01-059-2757
NIINs: 010592757, 014837343
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 50643 — FISICA APPLIED TECHNOLOGIES, INC. DIV RANDTRON ANTENNA SYSTEMS (USA)
SPECIFICATIONS
general_characteristics_item_descriptionBERYLLIUM COPPER,QQ-C-530 TEMPER H,TIN PLATE PER MIL-T-10727,TYPE I,O/A LG 0.968 IN. IN
NSN5315-01-059-2757
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 21758-1 · Hama ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: BERYLLIUM COPPER,QQ-C-530 TEMPER H,TIN PLATE PER MIL-T-10727,TYPE I,O/A LG 0.968 IN. IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONBERYLLIUM COPPER,QQ-C-530 TEMPER H,TIN PLATE PER MIL-T-10727,TYPE I,O/A LG 0.968 IN. 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 21758-1?
21758-1 is a PIN,INNER CONDUCTOR manufactured by Hama.
What is the NSN for 21758-1?
21758-1 is cataloged in the U.S. Government catalog under NSN 5315-01-059-2757. 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.